feat: Add post-exec reporting support (#134)

* feat: Add post install reporting support

* fix: UI report handling

* fix: Duplicate reporting

* fix: Show warning on insecure bypass

* fix: Proxy event log insecure skip installation

* fix: Proxy event log insecure skip installation

* fix: Common definition for infer outcome

guard/guard.go

@@ -77,6 +77,21 @@ func DefaultPackageManagerGuardConfig() PackageManagerGuardConfig {
 	}
 }
 
+// GuardResult captures execution statistics from the guard for reporting.
+// It contains pure data - the calling flow is responsible for interpreting
+// the outcome based on this data.
+type GuardResult struct {
+	TotalAnalyzed     int
+	TrustedSkipped    int
+	AllowedCount      int
+	ConfirmedCount    int
+	BlockedCount      int
+	BlockedPackages   []*analyzer.PackageVersionAnalysisResult
+	ConfirmedPackages []*analyzer.PackageVersionAnalysisResult
+	// WasUserCancelled is true if the user declined to install suspicious packages
+	WasUserCancelled bool
+}
+
 type packageManagerGuard struct {
 	config          PackageManagerGuardConfig
 	interaction     PackageManagerGuardInteraction
@@ -100,9 +115,11 @@ func NewPackageManagerGuard(config PackageManagerGuardConfig,
 	}, nil
 }
 
-func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedCommand *packagemanager.ParsedCommand) error {
+func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedCommand *packagemanager.ParsedCommand) (*GuardResult, error) {
 	log.Debugf("Running package manager guard with args: %v", args)
 
+	result := &GuardResult{}
+
 	// Log the installation start
 	if g.packageManager != nil {
 		eventlog.LogInstallStarted(g.packageManager.Name(), args)
@@ -110,8 +127,8 @@ func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedComm
 
 	if g.config.InsecureInstallation {
 		log.Debugf("Bypassing block for unconfirmed malicious packages due to PMG_INSECURE_INSTALLATION")
-		g.showWarning("⚠️  WARNING: INSECURE INSTALLATION MODE - Malware protection bypassed!")
-		return g.continueExecution(ctx, parsedCommand)
+		g.showWarning("INSECURE INSTALLATION MODE - Malware protection bypassed!")
+		return result, g.continueExecution(ctx, parsedCommand)
 	}
 
 	if !parsedCommand.HasInstallTarget() {
@@ -122,7 +139,7 @@ func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedComm
 		}
 
 		log.Debugf("No install target found, continuing execution")
-		return g.continueExecution(ctx, parsedCommand)
+		return result, g.continueExecution(ctx, parsedCommand)
 	}
 
 	blockConfig := ui.NewDefaultBlockConfig()
@@ -145,7 +162,7 @@ func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedComm
 				log.Debugf("Resolving latest version for package: %s", pkg.PackageVersion.Package.Name)
 				latestVersion, err := g.packageResolver.ResolveLatestVersion(ctx, pkg.PackageVersion.GetPackage())
 				if err != nil {
-					return fmt.Errorf("failed to resolve latest version: %w", err)
+					return result, fmt.Errorf("failed to resolve latest version: %w", err)
 				}
 
 				pkg.PackageVersion.Version = latestVersion.GetVersion()
@@ -155,7 +172,7 @@ func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedComm
 
 			dependencies, err := g.packageResolver.ResolveDependencies(ctx, pkg.PackageVersion)
 			if err != nil {
-				return fmt.Errorf("failed to resolve dependencies: %w", err)
+				return result, fmt.Errorf("failed to resolve dependencies: %w", err)
 			}
 
 			log.Debugf("Resolved %d dependencies for package: %s@%s", len(dependencies),
@@ -169,28 +186,36 @@ func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedComm
 
 	g.setStatus(fmt.Sprintf("Analyzing %d dependencies for malware", len(packagesToAnalyze)))
 
-	analysisResults, err := g.concurrentAnalyzePackages(ctx, packagesToAnalyze)
+	analysisResults, trustedSkipped, err := g.concurrentAnalyzePackages(ctx, packagesToAnalyze)
 	if err != nil {
-		return fmt.Errorf("failed to analyze packages: %w", err)
+		return result, fmt.Errorf("failed to analyze packages: %w", err)
 	}
 
+	// Populate result statistics
+	result.TotalAnalyzed = len(packagesToAnalyze)
+	result.TrustedSkipped = trustedSkipped
+
 	confirmableMalwarePackages := []*analyzer.PackageVersionAnalysisResult{}
-	for _, result := range analysisResults {
-		if result.Action == analyzer.ActionBlock {
-			blockConfig.MalwarePackages = append(blockConfig.MalwarePackages, result)
-			g.logMalwareDetection(result, true)
-			return g.blockInstallation(blockConfig)
+	for _, analysisResult := range analysisResults {
+		if analysisResult.Action == analyzer.ActionBlock {
+			result.BlockedCount++
+			result.BlockedPackages = append(result.BlockedPackages, analysisResult)
+			blockConfig.MalwarePackages = append(blockConfig.MalwarePackages, analysisResult)
+			g.logMalwareDetection(analysisResult, true)
+			return result, g.blockInstallation(blockConfig)
 		}
 
-		if result.Action == analyzer.ActionConfirm {
-			confirmableMalwarePackages = append(confirmableMalwarePackages, result)
+		if analysisResult.Action == analyzer.ActionConfirm {
+			confirmableMalwarePackages = append(confirmableMalwarePackages, analysisResult)
+		} else {
+			result.AllowedCount++
 		}
 	}
 
 	if len(confirmableMalwarePackages) > 0 {
 		confirmed, err := g.getConfirmationOnMalware(ctx, confirmableMalwarePackages)
 		if err != nil {
-			return fmt.Errorf("failed to get confirmation on malware: %w", err)
+			return result, fmt.Errorf("failed to get confirmation on malware: %w", err)
 		}
 
 		if !confirmed {
@@ -198,13 +223,18 @@ func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedComm
 			blockConfig.MalwarePackages = confirmableMalwarePackages
 			for _, pkg := range confirmableMalwarePackages {
 				g.logMalwareDetection(pkg, true)
+				result.BlockedCount++
+				result.BlockedPackages = append(result.BlockedPackages, pkg)
 			}
-			return g.blockInstallation(blockConfig)
+			result.WasUserCancelled = true
+			return result, g.blockInstallation(blockConfig)
 		}
 
 		// User confirmed installation despite warning
 		for _, pkg := range confirmableMalwarePackages {
 			g.logMalwareDetection(pkg, false)
+			result.ConfirmedCount++
+			result.ConfirmedPackages = append(result.ConfirmedPackages, pkg)
 		}
 	}
 
@@ -223,7 +253,7 @@ func (g *packageManagerGuard) Run(ctx context.Context, args []string, parsedComm
 	}
 
 	g.clearStatus()
-	return g.continueExecution(ctx, parsedCommand)
+	return result, g.continueExecution(ctx, parsedCommand)
 }
 
 func (g *packageManagerGuard) continueExecution(ctx context.Context, pc *packagemanager.ParsedCommand) error {
@@ -276,7 +306,7 @@ func (g *packageManagerGuard) continueExecution(ctx context.Context, pc *package
 }
 
 func (g *packageManagerGuard) concurrentAnalyzePackages(ctx context.Context,
-	packages []*packagev1.PackageVersion) ([]*analyzer.PackageVersionAnalysisResult, error) {
+	packages []*packagev1.PackageVersion) ([]*analyzer.PackageVersionAnalysisResult, int, error) {
 	ctx, cancel := context.WithTimeout(ctx, g.config.AnalysisTimeout)
 	defer cancel()
 
@@ -303,12 +333,13 @@ func (g *packageManagerGuard) concurrentAnalyzePackages(ctx context.Context,
 		}()
 	}
 
-	// Queue all packages for analysis
+	// Queue all packages for analysis, tracking trusted packages skipped
+	trustedSkipped := 0
 	for _, pkg := range packages {
 		if config.IsTrustedPackage(pkg) {
 			log.Debugf("Skipping trusted package: %s/%s@%s",
 				pkg.GetPackage().GetEcosystem(), pkg.GetPackage().GetName(), pkg.GetVersion())
-
+			trustedSkipped++
 			continue
 		}
 
@@ -341,10 +372,10 @@ func (g *packageManagerGuard) concurrentAnalyzePackages(ctx context.Context,
 	select {
 	case <-waiter:
 	case <-ctx.Done():
-		return nil, fmt.Errorf("analysis timed out")
+		return nil, 0, fmt.Errorf("analysis timed out")
 	}
 
-	return analysisResults, nil
+	return analysisResults, trustedSkipped, nil
 }
 
 func (g *packageManagerGuard) getConfirmationOnMalware(ctx context.Context, malwarePackages []*analyzer.PackageVersionAnalysisResult) (bool, error) {
@@ -387,7 +418,9 @@ func (g *packageManagerGuard) showWarning(message string) {
 	g.interaction.ShowWarning(message)
 }
 
-func (g *packageManagerGuard) handleManifestInstallation(ctx context.Context, parsedCommand *packagemanager.ParsedCommand) error {
+func (g *packageManagerGuard) handleManifestInstallation(ctx context.Context, parsedCommand *packagemanager.ParsedCommand) (*GuardResult, error) {
+	result := &GuardResult{}
+
 	extractorConfig := extractor.NewDefaultExtractorConfig()
 	extractorConfig.ExtractorPackageManager = extractor.PackageManagerName(g.packageManager.Name())
 	extractorConfig.ManifestFiles = parsedCommand.ManifestFiles
@@ -396,14 +429,14 @@ func (g *packageManagerGuard) handleManifestInstallation(ctx context.Context, pa
 
 	packages, err := packageExtractor.ExtractManifest()
 	if err != nil {
-		return fmt.Errorf("failed to extract packages from manifest files: %w", err)
+		return result, fmt.Errorf("failed to extract packages from manifest files: %w", err)
 	}
 
 	blockConfig := ui.NewDefaultBlockConfig()
 
 	if len(packages) == 0 {
 		log.Debugf("No packages found in manifest files, continuing execution")
-		return g.continueExecution(ctx, parsedCommand)
+		return result, g.continueExecution(ctx, parsedCommand)
 	}
 
 	log.Debugf("Extracted %d packages from manifest files", len(packages))
@@ -422,7 +455,7 @@ func (g *packageManagerGuard) handleManifestInstallation(ctx context.Context, pa
 				log.Debugf("Resolving latest version for package: %s", pkg.Package.Name)
 				latestVersion, err := g.packageResolver.ResolveLatestVersion(ctx, pkg.GetPackage())
 				if err != nil {
-					return fmt.Errorf("failed to resolve latest version: %w", err)
+					return result, fmt.Errorf("failed to resolve latest version: %w", err)
 				}
 
 				pkg.Version = latestVersion.GetVersion()
@@ -432,7 +465,7 @@ func (g *packageManagerGuard) handleManifestInstallation(ctx context.Context, pa
 
 			dependencies, err := g.packageResolver.ResolveDependencies(ctx, pkg)
 			if err != nil {
-				return fmt.Errorf("failed to resolve dependencies: %w", err)
+				return result, fmt.Errorf("failed to resolve dependencies: %w", err)
 			}
 
 			log.Debugf("Resolved %d dependencies for package: %s@%s", len(dependencies),
@@ -446,41 +479,60 @@ func (g *packageManagerGuard) handleManifestInstallation(ctx context.Context, pa
 
 	g.setStatus(fmt.Sprintf("Analyzing %d dependencies from manifest files", len(packagesToAnalyze)))
 
-	analysisResults, err := g.concurrentAnalyzePackages(ctx, packagesToAnalyze)
+	analysisResults, trustedSkipped, err := g.concurrentAnalyzePackages(ctx, packagesToAnalyze)
 	if err != nil {
-		return fmt.Errorf("failed to analyze packages: %w", err)
+		return result, fmt.Errorf("failed to analyze packages: %w", err)
 	}
 
+	// Populate result statistics
+	result.TotalAnalyzed = len(packagesToAnalyze)
+	result.TrustedSkipped = trustedSkipped
+
 	confirmableMalwarePackages := []*analyzer.PackageVersionAnalysisResult{}
-	for _, result := range analysisResults {
-		if result.Action == analyzer.ActionBlock {
-			blockConfig.MalwarePackages = append(blockConfig.MalwarePackages, result)
-			return g.blockInstallation(blockConfig)
+	for _, analysisResult := range analysisResults {
+		if analysisResult.Action == analyzer.ActionBlock {
+			result.BlockedCount++
+			result.BlockedPackages = append(result.BlockedPackages, analysisResult)
+			blockConfig.MalwarePackages = append(blockConfig.MalwarePackages, analysisResult)
+
+			g.logMalwareDetection(analysisResult, true)
+
+			return result, g.blockInstallation(blockConfig)
 		}
 
-		if result.Action == analyzer.ActionConfirm {
-			confirmableMalwarePackages = append(confirmableMalwarePackages, result)
+		if analysisResult.Action == analyzer.ActionConfirm {
+			confirmableMalwarePackages = append(confirmableMalwarePackages, analysisResult)
+		} else {
+			result.AllowedCount++
 		}
 	}
 
 	if len(confirmableMalwarePackages) > 0 {
 		confirmed, err := g.getConfirmationOnMalware(ctx, confirmableMalwarePackages)
 		if err != nil {
-			return fmt.Errorf("failed to get confirmation on malware: %w", err)
+			return result, fmt.Errorf("failed to get confirmation on malware: %w", err)
 		}
 
 		if !confirmed {
 			blockConfig.ShowReference = false
 			blockConfig.MalwarePackages = confirmableMalwarePackages
+
 			for _, pkg := range confirmableMalwarePackages {
 				g.logMalwareDetection(pkg, true)
+
+				result.BlockedCount++
+				result.BlockedPackages = append(result.BlockedPackages, pkg)
 			}
-			return g.blockInstallation(blockConfig)
+
+			result.WasUserCancelled = true
+			return result, g.blockInstallation(blockConfig)
 		}
 
 		// User confirmed installation despite warning
 		for _, pkg := range confirmableMalwarePackages {
 			g.logMalwareDetection(pkg, false)
+			result.ConfirmedCount++
+			result.ConfirmedPackages = append(result.ConfirmedPackages, pkg)
 		}
 	}
 
@@ -498,7 +550,7 @@ func (g *packageManagerGuard) handleManifestInstallation(ctx context.Context, pa
 	}
 
 	g.clearStatus()
-	return g.continueExecution(ctx, parsedCommand)
+	return result, g.continueExecution(ctx, parsedCommand)
 }
 
 // logMalwareDetection logs malware detection events

guard/guard_test.go

@@ -26,7 +26,7 @@ func TestGuardConcurrentlyAnalyzePackagesMalwareQueryService(t *testing.T) {
 	}
 
 	t.Run("should resolve a single known malicious package version", func(t *testing.T) {
-		r, err := pg.concurrentAnalyzePackages(context.Background(), []*packagev1.PackageVersion{
+		r, trustedSkipped, err := pg.concurrentAnalyzePackages(context.Background(), []*packagev1.PackageVersion{
 			{
 				Package: &packagev1.Package{
 					Name:      "nyc-config",
@@ -39,6 +39,7 @@ func TestGuardConcurrentlyAnalyzePackagesMalwareQueryService(t *testing.T) {
 			t.Fatalf("failed to analyze packages: %v", err)
 		}
 
+		assert.Equal(t, 0, trustedSkipped)
 		assert.Equal(t, 1, len(r))
 		assert.Equal(t, "nyc-config", r[0].PackageVersion.GetPackage().GetName())
 		assert.Equal(t, "10.0.0", r[0].PackageVersion.GetVersion())
@@ -103,7 +104,7 @@ func TestGuardInsecureInstallation(t *testing.T) {
 			},
 		}
 
-		err = pg.Run(context.Background(), []string{"npm", "install", "nyc-config@10.0.0"}, parsedCommand)
+		_, err = pg.Run(context.Background(), []string{"npm", "install", "nyc-config@10.0.0"}, parsedCommand)
 
 		// With dry run enabled, we expect no error even though we're bypassing execution
 		assert.NoError(t, err)
@@ -160,7 +161,7 @@ func TestGuardInsecureInstallation(t *testing.T) {
 			},
 		}
 
-		err = pg.Run(context.Background(), []string{"npm", "install", "nyc-config@10.0.0"}, parsedCommand)
+		_, err = pg.Run(context.Background(), []string{"npm", "install", "nyc-config@10.0.0"}, parsedCommand)
 
 		// We expect no error from the guard itself (blocking is handled via the Block callback)
 		assert.NoError(t, err)
@@ -209,7 +210,7 @@ func TestGuardInsecureInstallation(t *testing.T) {
 			InstallTargets: []*packagemanager.PackageInstallTarget{}, // No install targets
 		}
 
-		err = pg.Run(context.Background(), []string{"npm", "list"}, parsedCommand)
+		_, err = pg.Run(context.Background(), []string{"npm", "list"}, parsedCommand)
 
 		// Should not error since there are no install targets to analyze
 		assert.NoError(t, err)
@@ -252,7 +253,7 @@ func TestGuardInsecureInstallation(t *testing.T) {
 			ManifestFiles:     []string{"package.json"},
 		}
 
-		err = pg.Run(context.Background(), []string{"npm", "install"}, parsedCommand)
+		_, err = pg.Run(context.Background(), []string{"npm", "install"}, parsedCommand)
 
 		// Should not error and should bypass malware checking
 		assert.NoError(t, err)

internal/eventlog/eventlog.go

@@ -23,6 +23,7 @@ const (
 	EventTypeInstallTrustedAllowed EventType = "install_trusted_allowed"
 	EventTypeInstallStarted        EventType = "install_started"
 	EventTypeDependencyResolved    EventType = "dependency_resolved"
+	EventTypeInstallInsecureBypass EventType = "install_insecure_bypass"
 	EventTypeError                 EventType = "error"
 )
 
@@ -359,6 +360,21 @@ func LogInstallTrustedAllowed(packageName, version, ecosystem string) {
 	}
 }
 
+// LogInstallInsecureBypass logs when an installation skips analysis due to insecure installation mode.
+func LogInstallInsecureBypass(packageName, version, ecosystem string) {
+	event := Event{
+		EventType:   EventTypeInstallInsecureBypass,
+		Message:     fmt.Sprintf("Installation bypassed analysis due to insecure installation mode: %s@%s", packageName, version),
+		PackageName: packageName,
+		Version:     version,
+		Ecosystem:   ecosystem,
+	}
+
+	if err := LogEvent(event); err != nil {
+		log.Warnf("failed to log install insecure bypass event: %s", err)
+	}
+}
+
 // LogInstallStarted logs when an installation starts
 func LogInstallStarted(packageManager string, args []string) {
 	event := Event{

internal/flows/common_flow.go

@@ -3,6 +3,8 @@ package flows
 import (
 	"context"
 	"fmt"
+	"os"
+	"time"
 
 	"github.com/safedep/pmg/analyzer"
 	"github.com/safedep/pmg/config"
@@ -34,6 +36,27 @@ func (f *commonFlow) Run(ctx context.Context, args []string, parsedCmd *packagem
 
 	cfg := config.Get()
 
+	// Initialize report data at the start
+	reportData := ui.NewReportData()
+	reportData.PackageManagerName = f.pm.Name()
+	reportData.FlowType = ui.FlowTypeGuard
+	reportData.DryRun = cfg.DryRun
+	reportData.InsecureMode = cfg.InsecureInstallation
+	reportData.TransitiveEnabled = cfg.Config.Transitive
+	reportData.ParanoidMode = cfg.Config.Paranoid
+	reportData.SandboxEnabled = cfg.Config.Sandbox.Enabled
+
+	if cfg.Config.Sandbox.Enabled {
+		if policyRef, exists := cfg.Config.Sandbox.Policies[f.pm.Name()]; exists {
+			reportData.SandboxProfile = policyRef.Profile
+		}
+	}
+	if cfg.SandboxProfileOverride != "" {
+		reportData.SandboxProfile = cfg.SandboxProfileOverride
+	}
+
+	startTime := time.Now()
+
 	if cfg.Config.Paranoid {
 		malysisActiveScanAnalyzer, err := analyzer.NewMalysisActiveScanAnalyzer(analyzer.DefaultMalysisActiveScanAnalyzerConfig())
 		if err != nil {
@@ -55,7 +78,7 @@ func (f *commonFlow) Run(ctx context.Context, args []string, parsedCmd *packagem
 		ClearStatus:              ui.ClearStatus,
 		ShowWarning:              ui.ShowWarning,
 		GetConfirmationOnMalware: ui.GetConfirmationOnMalware,
-		Block:                    ui.Block,
+		Block:                    ui.BlockNoExit,
 	}
 
 	guardConfig := guard.DefaultPackageManagerGuardConfig()
@@ -67,10 +90,46 @@ func (f *commonFlow) Run(ctx context.Context, args []string, parsedCmd *packagem
 		return fmt.Errorf("failed to create package manager guard: %s", err)
 	}
 
-	err = guardManager.Run(ctx, args, parsedCmd)
+	guardResult, err := guardManager.Run(ctx, args, parsedCmd)
+
+	// Populate report data from guard result
+	reportData.StartTime = startTime
+	if guardResult != nil {
+		reportData.TotalAnalyzed = guardResult.TotalAnalyzed
+		reportData.TrustedSkipped = guardResult.TrustedSkipped
+		reportData.AllowedCount = guardResult.AllowedCount
+		reportData.ConfirmedCount = guardResult.ConfirmedCount
+		reportData.BlockedCount = guardResult.BlockedCount
+		reportData.BlockedPackages = guardResult.BlockedPackages
+		reportData.ConfirmedPackages = guardResult.ConfirmedPackages
+	}
+
+	// Infer outcome from data and config using shared inference logic
+	blockedCount := 0
+	userCancelledCount := 0
+
+	if guardResult != nil {
+		blockedCount = guardResult.BlockedCount
+		// In guard flow, if user cancelled, all blocked packages are due to user cancellation
+		// (guard returns immediately on ActionBlock, so we can't have both types)
+		if guardResult.WasUserCancelled {
+			userCancelledCount = guardResult.BlockedCount
+		}
+	}
+
+	reportData.Outcome = inferOutcome(cfg.InsecureInstallation, cfg.DryRun, blockedCount, userCancelledCount, err)
+
+	// Show the report
+	ui.Report(reportData)
+
+	// Exit after report for blocked/cancelled outcomes
+	if reportData.Outcome == ui.OutcomeBlocked || reportData.Outcome == ui.OutcomeUserCancelled {
+		os.Exit(1)
+	}
+
 	if err != nil {
 		return fmt.Errorf("failed to run package manager guard: %w", err)
 	}
 
-	return err
+	return nil
 }

internal/flows/outcome.go

@@ -0,0 +1,42 @@
+package flows
+
+import "github.com/safedep/pmg/internal/ui"
+
+// inferOutcome determines the execution outcome based on configuration and execution data.
+// This function is shared across different flow implementations (guard-based, proxy-based)
+// to maintain consistent outcome logic without coupling flows to each other.
+//
+// Outcome precedence:
+//  1. Error (if no packages were blocked)
+//  2. Insecure installation bypass
+//  3. Dry run mode
+//  4. User cancellation
+//  5. Packages blocked
+//  6. Success (default)
+func inferOutcome(insecureMode, dryRun bool, blockedCount, userCancelledCount int, err error) ui.ExecutionOutcome {
+	// Error takes precedence unless we have blocked packages
+	if err != nil && blockedCount == 0 {
+		return ui.OutcomeError
+	}
+
+	// Config-based outcomes
+	if insecureMode {
+		return ui.OutcomeInsecureBypass
+	}
+
+	if dryRun {
+		return ui.OutcomeDryRun
+	}
+
+	// User cancellation
+	if userCancelledCount > 0 {
+		return ui.OutcomeUserCancelled
+	}
+
+	// Blocked packages take precedence over errors
+	if blockedCount > 0 {
+		return ui.OutcomeBlocked
+	}
+
+	return ui.OutcomeSuccess
+}

internal/flows/outcome_test.go

@@ -0,0 +1,272 @@
+package flows
+
+import (
+	"errors"
+	"testing"
+
+	"github.com/safedep/pmg/internal/ui"
+)
+
+func TestInferOutcome(t *testing.T) {
+	tests := []struct {
+		name               string
+		insecureMode       bool
+		dryRun             bool
+		blockedCount       int
+		userCancelledCount int
+		err                error
+		expectedOutcome    ui.ExecutionOutcome
+	}{
+		{
+			name:               "success - no issues",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 0,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeSuccess,
+		},
+		{
+			name:               "error with no blocked packages",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 0,
+			err:                errors.New("execution failed"),
+			expectedOutcome:    ui.OutcomeError,
+		},
+		{
+			name:               "error with blocked packages - blocked takes precedence",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       2,
+			userCancelledCount: 0,
+			err:                errors.New("execution failed"),
+			expectedOutcome:    ui.OutcomeBlocked,
+		},
+		{
+			name:               "insecure mode - bypasses all checks",
+			insecureMode:       true,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 0,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeInsecureBypass,
+		},
+		{
+			name:               "insecure mode with error - error takes precedence when blockedCount is 0",
+			insecureMode:       true,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 0,
+			err:                errors.New("some error"),
+			expectedOutcome:    ui.OutcomeError,
+		},
+		{
+			name:               "insecure mode with blocked packages",
+			insecureMode:       true,
+			dryRun:             false,
+			blockedCount:       3,
+			userCancelledCount: 0,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeInsecureBypass,
+		},
+		{
+			name:               "dry run mode",
+			insecureMode:       false,
+			dryRun:             true,
+			blockedCount:       0,
+			userCancelledCount: 0,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeDryRun,
+		},
+		{
+			name:               "dry run with error - error takes precedence when blockedCount is 0",
+			insecureMode:       false,
+			dryRun:             true,
+			blockedCount:       0,
+			userCancelledCount: 0,
+			err:                errors.New("some error"),
+			expectedOutcome:    ui.OutcomeError,
+		},
+		{
+			name:               "dry run with user cancelled",
+			insecureMode:       false,
+			dryRun:             true,
+			blockedCount:       0,
+			userCancelledCount: 1,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeDryRun,
+		},
+		{
+			name:               "user cancelled",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 1,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeUserCancelled,
+		},
+		{
+			name:               "user cancelled with error - error takes precedence when blockedCount is 0",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 1,
+			err:                errors.New("some error"),
+			expectedOutcome:    ui.OutcomeError,
+		},
+		{
+			name:               "blocked packages",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       1,
+			userCancelledCount: 0,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeBlocked,
+		},
+		{
+			name:               "blocked packages with user cancelled - user cancelled takes precedence for UX",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       2,
+			userCancelledCount: 2,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeUserCancelled,
+		},
+		{
+			name:               "precedence test - insecure overrides dry run",
+			insecureMode:       true,
+			dryRun:             true,
+			blockedCount:       0,
+			userCancelledCount: 0,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeInsecureBypass,
+		},
+		{
+			name:               "precedence test - insecure overrides user cancelled",
+			insecureMode:       true,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 1,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeInsecureBypass,
+		},
+		{
+			name:               "precedence test - insecure overrides blocked",
+			insecureMode:       true,
+			dryRun:             false,
+			blockedCount:       5,
+			userCancelledCount: 0,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeInsecureBypass,
+		},
+		{
+			name:               "precedence test - dry run overrides user cancelled",
+			insecureMode:       false,
+			dryRun:             true,
+			blockedCount:       0,
+			userCancelledCount: 1,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeDryRun,
+		},
+		{
+			name:               "precedence test - error overrides user cancelled when blockedCount is 0",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       0,
+			userCancelledCount: 1,
+			err:                errors.New("execution failed"),
+			expectedOutcome:    ui.OutcomeError,
+		},
+		{
+			name:               "precedence test - user cancelled overrides blocked",
+			insecureMode:       false,
+			dryRun:             false,
+			blockedCount:       1,
+			userCancelledCount: 1,
+			err:                nil,
+			expectedOutcome:    ui.OutcomeUserCancelled,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			outcome := inferOutcome(tt.insecureMode, tt.dryRun, tt.blockedCount, tt.userCancelledCount, tt.err)
+
+			if outcome != tt.expectedOutcome {
+				t.Errorf("inferOutcome() = %v, want %v", outcome, tt.expectedOutcome)
+			}
+		})
+	}
+}
+
+// TestInferOutcomePrecedence specifically tests the precedence order documented in the function
+func TestInferOutcomePrecedence(t *testing.T) {
+	tests := []struct {
+		name        string
+		setup       func() (insecureMode, dryRun bool, blockedCount, userCancelledCount int, err error)
+		expected    ui.ExecutionOutcome
+		description string
+	}{
+		{
+			name: "1. error takes precedence when no blocks",
+			setup: func() (bool, bool, int, int, error) {
+				return false, false, 0, 0, errors.New("error")
+			},
+			expected:    ui.OutcomeError,
+			description: "Error should be returned when blockedCount is 0",
+		},
+		{
+			name: "2. insecure mode overrides everything",
+			setup: func() (bool, bool, int, int, error) {
+				return true, true, 5, 2, errors.New("error")
+			},
+			expected:    ui.OutcomeInsecureBypass,
+			description: "Insecure mode is highest priority after error check",
+		},
+		{
+			name: "3. dry run overrides user actions",
+			setup: func() (bool, bool, int, int, error) {
+				return false, true, 0, 1, nil
+			},
+			expected:    ui.OutcomeDryRun,
+			description: "Dry run takes precedence over user cancellation",
+		},
+		{
+			name: "4. error overrides user cancelled when blockedCount is 0",
+			setup: func() (bool, bool, int, int, error) {
+				return false, false, 0, 1, errors.New("error")
+			},
+			expected:    ui.OutcomeError,
+			description: "Error takes precedence when blockedCount is 0, even with user cancellation",
+		},
+		{
+			name: "5. blocked packages override everything below",
+			setup: func() (bool, bool, int, int, error) {
+				return false, false, 3, 0, nil
+			},
+			expected:    ui.OutcomeBlocked,
+			description: "Blocked packages take precedence when count > 0",
+		},
+		{
+			name: "6. success is default",
+			setup: func() (bool, bool, int, int, error) {
+				return false, false, 0, 0, nil
+			},
+			expected:    ui.OutcomeSuccess,
+			description: "Success when no conditions are met",
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			insecureMode, dryRun, blockedCount, userCancelledCount, err := tt.setup()
+			outcome := inferOutcome(insecureMode, dryRun, blockedCount, userCancelledCount, err)
+
+			if outcome != tt.expected {
+				t.Errorf("%s: got %v, want %v", tt.description, outcome, tt.expected)
+			}
+		})
+	}
+}

internal/flows/proxy_flow.go

@@ -53,15 +53,39 @@ func (f *proxyFlow) Run(ctx context.Context, args []string, parsedCmd *packagema
 
 	cfg := config.Get()
 
+	// Initialize report data at the start
+	reportData := ui.NewReportData()
+	reportData.PackageManagerName = f.pm.Name()
+	reportData.FlowType = ui.FlowTypeProxy
+	reportData.DryRun = cfg.DryRun
+	reportData.InsecureMode = cfg.InsecureInstallation
+	reportData.TransitiveEnabled = cfg.Config.Transitive
+	reportData.ParanoidMode = cfg.Config.Paranoid
+	reportData.SandboxEnabled = cfg.Config.Sandbox.Enabled
+
+	if cfg.Config.Sandbox.Enabled {
+		if policyRef, exists := cfg.Config.Sandbox.Policies[f.pm.Name()]; exists {
+			reportData.SandboxProfile = policyRef.Profile
+		}
+	}
+
+	if cfg.SandboxProfileOverride != "" {
+		reportData.SandboxProfile = cfg.SandboxProfileOverride
+	}
+
+	startTime := time.Now()
+
 	// Check if dry-run mode is enabled
 	if cfg.DryRun {
 		log.Infof("Dry-run mode: Would execute %s with experimental proxy protection", f.pm.Name())
 		log.Infof("Dry-run mode: Command would be: %s %v", parsedCmd.Command.Exe, parsedCmd.Command.Args)
 
+		reportData.Outcome = ui.OutcomeDryRun
+		ui.Report(reportData)
 		return nil
 	}
 
-	ui.SetStatus("Initializing experimental proxy mode...")
+	ui.SetStatus("Initializing proxy mode...")
 
 	// Setup CA certificate for MITM
 	caCert, caCertPath, err := f.setupCACertificate()
@@ -90,8 +114,9 @@ func (f *proxyFlow) Run(ctx context.Context, args []string, parsedCmd *packagema
 		return fmt.Errorf("failed to create analyzer: %w", err)
 	}
 
-	// Create analysis cache
+	// Create analysis cache and stats collector
 	cache := interceptors.NewInMemoryAnalysisCache()
+	statsCollector := interceptors.NewAnalysisStatsCollector()
 
 	// Create confirmation channel and start confirmation handler
 	confirmationChan := make(chan *interceptors.ConfirmationRequest, 10)
@@ -107,7 +132,7 @@ func (f *proxyFlow) Run(ctx context.Context, args []string, parsedCmd *packagema
 	}
 
 	// Create ecosystem-specific interceptor using factory
-	factory := interceptors.NewInterceptorFactory(malysisAnalyzer, cache, confirmationChan)
+	factory := interceptors.NewInterceptorFactory(malysisAnalyzer, cache, statsCollector, confirmationChan)
 	interceptor, err := factory.CreateInterceptor(ecosystem)
 	if err != nil {
 		return fmt.Errorf("failed to create interceptor for %s: %w", ecosystem.String(), err)
@@ -146,6 +171,22 @@ func (f *proxyFlow) Run(ctx context.Context, args []string, parsedCmd *packagema
 		executionError = f.executeWithProxy(ctx, parsedCmd, proxyEnv, confirmationChan, interaction)
 	}
 
+	// Populate report data from stats collector
+	stats := statsCollector.GetStats()
+	reportData.StartTime = startTime
+	reportData.TotalAnalyzed = stats.TotalAnalyzed
+	reportData.AllowedCount = stats.AllowedCount
+	reportData.ConfirmedCount = stats.ConfirmedCount
+	reportData.BlockedCount = stats.BlockedCount
+	reportData.BlockedPackages = statsCollector.GetBlockedPackages()
+	reportData.ConfirmedPackages = statsCollector.GetConfirmedPackages()
+
+	// Set outcome based on execution result using shared inference logic
+	reportData.Outcome = inferOutcome(cfg.InsecureInstallation, cfg.DryRun, reportData.BlockedCount, stats.UserCancelledCount, executionError)
+
+	// Show the report
+	ui.Report(reportData)
+
 	// Run should always end with handleExecutionResultError to ensure the process exits with the correct exit code
 	// from the execution result.
 	return handleExecutionResultError(executionError)

internal/ui/report.go

@@ -0,0 +1,307 @@
+package ui
+
+import (
+	"fmt"
+	"time"
+
+	"github.com/safedep/pmg/analyzer"
+)
+
+// FlowType indicates which execution flow was used
+type FlowType int
+
+const (
+	FlowTypeGuard FlowType = iota
+	FlowTypeProxy
+)
+
+func (f FlowType) String() string {
+	switch f {
+	case FlowTypeGuard:
+		return "guard"
+	case FlowTypeProxy:
+		return "proxy"
+	default:
+		return "unknown"
+	}
+}
+
+// ExecutionOutcome represents the final result of the PMG execution
+type ExecutionOutcome int
+
+const (
+	OutcomeSuccess ExecutionOutcome = iota
+	OutcomeBlocked
+	OutcomeUserCancelled
+	OutcomeDryRun
+	OutcomeError
+	OutcomeInsecureBypass
+)
+
+func (o ExecutionOutcome) String() string {
+	switch o {
+	case OutcomeSuccess:
+		return "success"
+	case OutcomeBlocked:
+		return "blocked"
+	case OutcomeUserCancelled:
+		return "user_cancelled"
+	case OutcomeDryRun:
+		return "dry_run"
+	case OutcomeError:
+		return "error"
+	case OutcomeInsecureBypass:
+		return "insecure_bypass"
+	default:
+		return "unknown"
+	}
+}
+
+// ReportData captures execution statistics for the post-execution report.
+// This is a pure data model with no rendering logic.
+type ReportData struct {
+	// Execution metadata
+	PackageManagerName string
+	StartTime          time.Time
+	Duration           time.Duration
+
+	// Package statistics (consistent across guard and proxy flows)
+	TotalAnalyzed  int
+	TrustedSkipped int
+
+	// Analysis breakdown
+	AllowedCount   int
+	ConfirmedCount int
+	BlockedCount   int
+
+	// Details for verbose mode
+	BlockedPackages   []*analyzer.PackageVersionAnalysisResult
+	ConfirmedPackages []*analyzer.PackageVersionAnalysisResult
+
+	// Configuration context
+	FlowType          FlowType
+	DryRun            bool
+	InsecureMode      bool
+	TransitiveEnabled bool
+	ParanoidMode      bool
+	SandboxEnabled    bool
+	SandboxProfile    string
+
+	// Outcome
+	Outcome ExecutionOutcome
+}
+
+// NewReportData creates a new ReportData with sensible defaults
+func NewReportData() *ReportData {
+	return &ReportData{
+		StartTime: time.Now(),
+		Outcome:   OutcomeSuccess,
+	}
+}
+
+// Finalize sets the duration based on start time
+func (r *ReportData) Finalize() {
+	r.Duration = time.Since(r.StartTime)
+}
+
+// HasIssues returns true if any packages were blocked or required confirmation
+func (r *ReportData) HasIssues() bool {
+	return r.BlockedCount > 0 || r.ConfirmedCount > 0
+}
+
+// WasSuccessful returns true if execution completed without blocks or errors
+func (r *ReportData) WasSuccessful() bool {
+	return r.Outcome == OutcomeSuccess || r.Outcome == OutcomeDryRun
+}
+
+// Report renders the execution report based on verbosity level.
+// This is the public API - flows call this with collected data.
+func Report(data *ReportData) {
+	data.Finalize()
+
+	switch verbosityLevel {
+	case VerbosityLevelSilent:
+		reportSilent(data)
+	case VerbosityLevelNormal:
+		reportNormal(data)
+	case VerbosityLevelVerbose:
+		reportVerbose(data)
+	}
+}
+
+// reportSilent only shows output on errors or blocks
+// Normal successful execution produces no output
+func reportSilent(data *ReportData) {
+	// Silent mode: no report output
+	// Block messages and errors are already shown via ui.Block() and ui.ErrorExit()
+}
+
+// reportNormal shows minimal, assuring output
+func reportNormal(data *ReportData) {
+	if data.Outcome == OutcomeDryRun {
+		return // Dry run already shows its own message
+	}
+
+	if data.Outcome == OutcomeError {
+		return // Error handling done elsewhere
+	}
+
+	if data.Outcome == OutcomeInsecureBypass {
+		// Security-sensitive: Always show warning when protection is bypassed
+		icon := Colors.Red("⚠")
+		message := "INSECURE MODE - Malware protection bypassed"
+
+		if data.TotalAnalyzed > 0 {
+			fmt.Printf("%s %s (%d packages installed without analysis)\n",
+				icon, Colors.Red(message), data.TotalAnalyzed)
+		} else {
+			fmt.Printf("%s %s\n", icon, Colors.Red(message))
+		}
+
+		return
+	}
+
+	if data.TotalAnalyzed == 0 {
+		// No packages analyzed (e.g., npm install with no new packages)
+		return
+	}
+
+	var icon string
+	var message string
+
+	switch data.Outcome {
+	case OutcomeBlocked:
+		icon = Colors.Red("✗")
+		message = fmt.Sprintf("PMG: %d packages analyzed, %d blocked",
+			data.TotalAnalyzed, data.BlockedCount)
+	case OutcomeUserCancelled:
+		icon = Colors.Yellow("✗")
+		message = fmt.Sprintf("PMG: %d packages analyzed, installation cancelled",
+			data.TotalAnalyzed)
+	default:
+		// Success case
+		if data.HasIssues() {
+			icon = Colors.Yellow("!")
+			message = fmt.Sprintf("PMG: %d packages analyzed (%d confirmed)",
+				data.TotalAnalyzed, data.ConfirmedCount)
+		} else {
+			icon = Colors.Green("✓")
+			message = fmt.Sprintf("PMG: %d packages analyzed", data.TotalAnalyzed)
+		}
+	}
+
+	fmt.Printf("%s %s\n", icon, Colors.Dim(message))
+}
+
+// reportVerbose shows detailed debugging information
+func reportVerbose(data *ReportData) {
+	fmt.Println()
+	fmt.Println(Colors.Cyan("PMG Execution Report"))
+	fmt.Println(Colors.Normal("────────────────────────────────────────"))
+
+	// Outcome summary line
+	printOutcomeLine(data)
+
+	// Statistics section
+	fmt.Println()
+	if data.TrustedSkipped > 0 {
+		fmt.Printf("  %s %d analyzed (%d trusted skipped)\n",
+			Colors.Bold("Packages:"),
+			data.TotalAnalyzed,
+			data.TrustedSkipped)
+	} else {
+		fmt.Printf("  %s %d analyzed\n",
+			Colors.Bold("Packages:"),
+			data.TotalAnalyzed)
+	}
+
+	fmt.Printf("  %s %s (allowed: %d, confirmed: %d, blocked: %d)\n",
+		Colors.Bold("Analysis:"),
+		formatDuration(data.Duration),
+		data.AllowedCount,
+		data.ConfirmedCount,
+		data.BlockedCount)
+
+	// Configuration section
+	fmt.Println()
+	fmt.Printf("  %s %s | %s flow | transitive: %s | paranoid: %s\n",
+		Colors.Bold("Config:"),
+		data.PackageManagerName,
+		data.FlowType.String(),
+		boolToOnOff(data.TransitiveEnabled),
+		boolToOnOff(data.ParanoidMode))
+
+	if data.SandboxEnabled {
+		profile := data.SandboxProfile
+		if profile == "" {
+			profile = "default"
+		}
+		fmt.Printf("  %s enabled (%s)\n",
+			Colors.Bold("Sandbox:"),
+			profile)
+	}
+
+	// Show blocked/confirmed package details in verbose mode
+	if len(data.BlockedPackages) > 0 {
+		fmt.Println()
+		fmt.Println(Colors.Red("  Blocked packages:"))
+		for _, pkg := range data.BlockedPackages {
+			printPackageDetail(pkg)
+		}
+	}
+
+	if len(data.ConfirmedPackages) > 0 {
+		fmt.Println()
+		fmt.Println(Colors.Yellow("  User-confirmed packages:"))
+		for _, pkg := range data.ConfirmedPackages {
+			printPackageDetail(pkg)
+		}
+	}
+
+	fmt.Println()
+}
+
+func printOutcomeLine(data *ReportData) {
+	switch data.Outcome {
+	case OutcomeSuccess:
+		fmt.Printf("  %s %s\n", Colors.Green("✓"), Colors.Green("Installation completed successfully"))
+	case OutcomeBlocked:
+		fmt.Printf("  %s %s\n", Colors.Red("✗"), Colors.Red("Installation blocked - malicious package detected"))
+	case OutcomeUserCancelled:
+		fmt.Printf("  %s %s\n", Colors.Yellow("✗"), Colors.Yellow("Installation cancelled by user"))
+	case OutcomeDryRun:
+		fmt.Printf("  %s %s\n", Colors.Cyan("○"), Colors.Cyan("Dry run completed - no packages installed"))
+	case OutcomeError:
+		fmt.Printf("  %s %s\n", Colors.Red("✗"), Colors.Red("Execution failed with error"))
+	case OutcomeInsecureBypass:
+		fmt.Printf("  %s %s\n", Colors.Yellow("⚠"), Colors.Yellow("Installation completed (insecure mode - protection bypassed)"))
+	}
+}
+
+func printPackageDetail(pkg *analyzer.PackageVersionAnalysisResult) {
+	if pkg == nil || pkg.PackageVersion == nil {
+		return
+	}
+
+	name := pkg.PackageVersion.GetPackage().GetName()
+	version := pkg.PackageVersion.GetVersion()
+	fmt.Printf("    - %s@%s\n", name, version)
+
+	if pkg.ReferenceURL != "" {
+		fmt.Printf("      %s\n", Colors.Dim(pkg.ReferenceURL))
+	}
+}
+
+func formatDuration(d time.Duration) string {
+	if d < time.Second {
+		return fmt.Sprintf("%dms", d.Milliseconds())
+	}
+	return fmt.Sprintf("%.1fs", d.Seconds())
+}
+
+func boolToOnOff(b bool) string {
+	if b {
+		return "on"
+	}
+	return "off"
+}

internal/ui/spinner.go

@@ -32,7 +32,7 @@ func StartSpinnerWithColor(msg string, c ColorFn) {
 				ticker.Stop()
 				return
 			case <-ticker.C:
-				fmt.Printf("\r%s ... %s", c(msg), string(frames[pos%length]))
+				fmt.Printf("\r%s ... %s", c("PMG: "+msg), string(frames[pos%length]))
 				pos += 1
 			}
 		}

internal/ui/ui.go

@@ -64,15 +64,18 @@ func BlockNoExit(config *BlockConfig) error {
 func blockWithExit(config *BlockConfig, exit bool) error {
 	StopSpinner()
 
-	fmt.Println()
-	fmt.Println(Colors.Red("❌ Malicious package blocked!"))
+	// We show the block message only in normal mode to avoid repeating information
+	// already shown to the user in verbose mode as part of the reporting.
+	if verbosityLevel != VerbosityLevelVerbose {
+		fmt.Println()
+		fmt.Printf("%s %s\n", Colors.Red("✗"), Colors.Red("Malicious package blocked"))
 
-	if config.ShowReference {
-		printMaliciousPackagesList(config.MalwarePackages)
+		if config.ShowReference {
+			printMaliciousPackagesList(config.MalwarePackages)
+			fmt.Println()
+		}
 	}
 
-	fmt.Println()
-
 	if exit {
 		os.Exit(1)
 	}
@@ -86,7 +89,7 @@ func SetStatus(status string) {
 	}
 
 	StopSpinner()
-	StartSpinnerWithColor(fmt.Sprintf("ℹ️ %s", status), Colors.Green)
+	StartSpinnerWithColor(status, Colors.Dim)
 }
 
 // GetConfirmationOnMalware prompts the user to confirm installation of suspicious packages.
@@ -101,12 +104,12 @@ func GetConfirmationOnMalwareWithReader(malwarePackages []*analyzer.PackageVersi
 	StopSpinner()
 
 	fmt.Println()
-	fmt.Println(Colors.Red(fmt.Sprintf("🚨 Suspicious package(s) detected: %d", len(malwarePackages))))
+	fmt.Printf("%s %s\n", Colors.Yellow("!"), Colors.Yellow(fmt.Sprintf("Suspicious package(s) detected: %d", len(malwarePackages))))
 
 	printMaliciousPackagesList(malwarePackages)
 
 	fmt.Println()
-	fmt.Print(Colors.Yellow("Do you want to continue with the installation? (y/N) "))
+	fmt.Print(Colors.Normal("Do you want to continue with the installation? (y/N) "))
 
 	// Use Scanner on the provided reader to support PTY input routing
 	scanner := bufio.NewScanner(reader)
@@ -128,7 +131,7 @@ func GetConfirmationOnMalwareWithReader(malwarePackages []*analyzer.PackageVersi
 
 func ShowWarning(message string) {
 	// Print colored warning to stderr immediately - it won't be cleared by other output
-	fmt.Fprintf(os.Stderr, "%s\n", Colors.Red(message))
+	fmt.Fprintf(os.Stderr, "PMG: %s\n", Colors.Red(message))
 }
 
 func Fatalf(msg string, args ...interface{}) {
@@ -141,16 +144,16 @@ func Fatalf(msg string, args ...interface{}) {
 func printMaliciousPackagesList(malwarePackages []*analyzer.PackageVersionAnalysisResult) {
 	for _, mp := range malwarePackages {
 		fmt.Println()
-		fmt.Println("⚠️ ", Colors.Red(fmt.Sprintf("%s@%s", mp.PackageVersion.GetPackage().GetName(),
-			mp.PackageVersion.GetVersion())))
+		fmt.Printf("  %s %s\n", Colors.Red("-"),
+			Colors.Red(fmt.Sprintf("%s@%s", mp.PackageVersion.GetPackage().GetName(),
+				mp.PackageVersion.GetVersion())))
 
 		if verbosityLevel == VerbosityLevelVerbose {
-			fmt.Println(Colors.Yellow(termWidthFormatText(mp.Summary, 80)))
+			fmt.Printf("    %s\n", Colors.Dim(termWidthFormatText(mp.Summary, 76)))
 		}
 
 		if mp.ReferenceURL != "" {
-			fmt.Println()
-			fmt.Println(Colors.Yellow(fmt.Sprintf("Reference: %s", mp.ReferenceURL)))
+			fmt.Printf("    %s\n", Colors.Dim(fmt.Sprintf("Reference: %s", mp.ReferenceURL)))
 		}
 	}
 }

proxy/interceptors/base_registry.go

@@ -19,6 +19,7 @@ import (
 type baseRegistryInterceptor struct {
 	analyzer         analyzer.PackageVersionAnalyzer
 	cache            AnalysisCache
+	statsCollector   *AnalysisStatsCollector
 	confirmationChan chan *ConfirmationRequest
 }
 
@@ -56,6 +57,17 @@ func (b *baseRegistryInterceptor) analyzePackage(
 		Version: packageVersion,
 	}
 
+	if cfg := config.Get(); cfg.InsecureInstallation {
+		log.Debugf("[%s] Skipping insecure installation", ctx.RequestID)
+
+		eventlog.LogInstallInsecureBypass(packageName, packageVersion, ecosystem.String())
+
+		return &analyzer.PackageVersionAnalysisResult{
+			PackageVersion: pkgVersion,
+			Action:         analyzer.ActionAllow,
+		}, nil
+	}
+
 	if config.IsTrustedPackage(pkgVersion) {
 		log.Debugf("[%s] Skipping trusted package: %s/%s@%s",
 			ctx.RequestID, ecosystem.String(), packageName, packageVersion)
@@ -108,6 +120,10 @@ func (b *baseRegistryInterceptor) handleAnalysisResult(
 			"reference_url": result.ReferenceURL,
 		})
 
+		if b.statsCollector != nil {
+			b.statsCollector.RecordBlocked(result)
+		}
+
 		message := fmt.Sprintf("Malicious package blocked: %s/%s@%s\n\nReason: %s\n\nReference: %s",
 			ecosystem.String(),
 			packageName, packageVersion,
@@ -126,6 +142,11 @@ func (b *baseRegistryInterceptor) handleAnalysisResult(
 		confirmed, err := b.requestUserConfirmation(ctx, result)
 		if err != nil {
 			log.Errorf("[%s] Failed to get user confirmation: %v", ctx.RequestID, err)
+
+			if b.statsCollector != nil {
+				b.statsCollector.RecordBlocked(result)
+			}
+
 			return &proxy.InterceptorResponse{
 				Action:       proxy.ActionBlock,
 				BlockCode:    http.StatusForbidden,
@@ -141,6 +162,10 @@ func (b *baseRegistryInterceptor) handleAnalysisResult(
 				"reference_url": result.ReferenceURL,
 			})
 
+			if b.statsCollector != nil {
+				b.statsCollector.RecordUserCancelled(result)
+			}
+
 			message := fmt.Sprintf("Installation blocked by user: %s/%s@%s\n\nReason: %s\n\nReference: %s",
 				ecosystem.String(),
 				packageName, packageVersion,
@@ -157,18 +182,30 @@ func (b *baseRegistryInterceptor) handleAnalysisResult(
 		eventlog.LogMalwareConfirmed(packageName, packageVersion, ecosystem.String())
 		eventlog.LogInstallAllowed(packageName, packageVersion, ecosystem.String(), 1)
 
+		if b.statsCollector != nil {
+			b.statsCollector.RecordConfirmed(result)
+		}
+
 		log.Infof("[%s] User confirmed installation of suspicious package %s/%s@%s", ctx.RequestID, ecosystem.String(), packageName, packageVersion)
 		return &proxy.InterceptorResponse{Action: proxy.ActionAllow}, nil
 
 	case analyzer.ActionAllow:
 		eventlog.LogInstallAllowed(packageName, packageVersion, ecosystem.String(), 1)
 
+		if b.statsCollector != nil {
+			b.statsCollector.RecordAllowed(result)
+		}
+
 		log.Debugf("[%s] Package %s/%s@%s is safe, allowing request", ctx.RequestID, ecosystem.String(), packageName, packageVersion)
 		return &proxy.InterceptorResponse{Action: proxy.ActionAllow}, nil
 
 	default:
 		eventlog.LogInstallAllowed(packageName, packageVersion, ecosystem.String(), 1)
 
+		if b.statsCollector != nil {
+			b.statsCollector.RecordAllowed(result)
+		}
+
 		log.Warnf("[%s] Unknown analysis action %d for package %s/%s@%s, allowing by default", ctx.RequestID, result.Action, ecosystem.String(), packageName, packageVersion)
 		return &proxy.InterceptorResponse{Action: proxy.ActionAllow}, nil
 	}

proxy/interceptors/factory.go

@@ -12,6 +12,7 @@ import (
 type InterceptorFactory struct {
 	analyzer         analyzer.PackageVersionAnalyzer
 	cache            AnalysisCache
+	statsCollector   *AnalysisStatsCollector
 	confirmationChan chan *ConfirmationRequest
 }
 
@@ -19,11 +20,13 @@ type InterceptorFactory struct {
 func NewInterceptorFactory(
 	analyzer analyzer.PackageVersionAnalyzer,
 	cache AnalysisCache,
+	statsCollector *AnalysisStatsCollector,
 	confirmationChan chan *ConfirmationRequest,
 ) *InterceptorFactory {
 	return &InterceptorFactory{
 		analyzer:         analyzer,
 		cache:            cache,
+		statsCollector:   statsCollector,
 		confirmationChan: confirmationChan,
 	}
 }
@@ -36,6 +39,7 @@ func (f *InterceptorFactory) CreateInterceptor(ecosystem packagev1.Ecosystem) (p
 		return NewNpmRegistryInterceptor(
 			f.analyzer,
 			f.cache,
+			f.statsCollector,
 			f.confirmationChan,
 		), nil
 

proxy/interceptors/npm_registry.go

@@ -44,12 +44,14 @@ var _ proxy.Interceptor = (*NpmRegistryInterceptor)(nil)
 func NewNpmRegistryInterceptor(
 	analyzer analyzer.PackageVersionAnalyzer,
 	cache AnalysisCache,
+	statsCollector *AnalysisStatsCollector,
 	confirmationChan chan *ConfirmationRequest,
 ) *NpmRegistryInterceptor {
 	return &NpmRegistryInterceptor{
 		baseRegistryInterceptor: baseRegistryInterceptor{
 			analyzer:         analyzer,
 			cache:            cache,
+			statsCollector:   statsCollector,
 			confirmationChan: confirmationChan,
 		},
 	}

proxy/interceptors/stats.go

@@ -0,0 +1,120 @@
+package interceptors
+
+import (
+	"sync"
+
+	"github.com/safedep/pmg/analyzer"
+)
+
+// AnalysisStats contains aggregated statistics from analysis results
+type AnalysisStats struct {
+	TotalAnalyzed      int
+	AllowedCount       int
+	ConfirmedCount     int
+	BlockedCount       int
+	UserCancelledCount int
+}
+
+// AnalysisStatsCollector tracks analysis statistics during proxy execution.
+// It is separate from the cache to allow different cache implementations
+// without coupling them to reporting concerns.
+type AnalysisStatsCollector struct {
+	mu                sync.RWMutex
+	stats             AnalysisStats
+	blockedPackages   []*analyzer.PackageVersionAnalysisResult
+	confirmedPackages []*analyzer.PackageVersionAnalysisResult
+}
+
+// NewAnalysisStatsCollector creates a new stats collector
+func NewAnalysisStatsCollector() *AnalysisStatsCollector {
+	return &AnalysisStatsCollector{}
+}
+
+// RecordAllowed records a package that was allowed (safe)
+func (c *AnalysisStatsCollector) RecordAllowed(result *analyzer.PackageVersionAnalysisResult) {
+	if result == nil {
+		return
+	}
+
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.stats.TotalAnalyzed++
+	c.stats.AllowedCount++
+}
+
+// RecordBlocked records a package that was automatically blocked (ActionBlock)
+func (c *AnalysisStatsCollector) RecordBlocked(result *analyzer.PackageVersionAnalysisResult) {
+	if result == nil {
+		return
+	}
+
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.stats.TotalAnalyzed++
+	c.stats.BlockedCount++
+	c.blockedPackages = append(c.blockedPackages, result)
+}
+
+// RecordUserCancelled records a package that was blocked because user declined confirmation (ActionConfirm declined)
+func (c *AnalysisStatsCollector) RecordUserCancelled(result *analyzer.PackageVersionAnalysisResult) {
+	if result == nil {
+		return
+	}
+
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.stats.TotalAnalyzed++
+	c.stats.UserCancelledCount++
+
+	// User cancelled packages are counted as blocked as well
+	c.stats.BlockedCount++
+
+	c.blockedPackages = append(c.blockedPackages, result)
+}
+
+// RecordConfirmed records a package where user confirmed installation despite warning
+func (c *AnalysisStatsCollector) RecordConfirmed(result *analyzer.PackageVersionAnalysisResult) {
+	if result == nil {
+		return
+	}
+
+	c.mu.Lock()
+	defer c.mu.Unlock()
+
+	c.stats.TotalAnalyzed++
+	c.stats.ConfirmedCount++
+	c.confirmedPackages = append(c.confirmedPackages, result)
+}
+
+// GetStats returns the current statistics
+func (c *AnalysisStatsCollector) GetStats() AnalysisStats {
+	c.mu.RLock()
+	defer c.mu.RUnlock()
+
+	return c.stats
+}
+
+// GetBlockedPackages returns all blocked packages
+func (c *AnalysisStatsCollector) GetBlockedPackages() []*analyzer.PackageVersionAnalysisResult {
+	c.mu.RLock()
+	defer c.mu.RUnlock()
+
+	// Return a copy to avoid race conditions
+	result := make([]*analyzer.PackageVersionAnalysisResult, len(c.blockedPackages))
+	copy(result, c.blockedPackages)
+	return result
+}
+
+// GetConfirmedPackages returns all confirmed packages
+func (c *AnalysisStatsCollector) GetConfirmedPackages() []*analyzer.PackageVersionAnalysisResult {
+	c.mu.RLock()
+	defer c.mu.RUnlock()
+
+	// Return a copy to avoid race conditions
+	result := make([]*analyzer.PackageVersionAnalysisResult, len(c.confirmedPackages))
+	copy(result, c.confirmedPackages)
+	return result
+}