diff --git a/wo/cli/templates/sshd.mustache b/wo/cli/templates/sshd.mustache index 2266ee2..f05b6c8 100644 --- a/wo/cli/templates/sshd.mustache +++ b/wo/cli/templates/sshd.mustache @@ -33,8 +33,11 @@ X11Forwarding yes # Allow client to pass locale environment variables AcceptEnv LANG LC_* -# override default of no subsystems -Subsystem sftp /usr/lib/openssh/sftp-server +# LogLevel VERBOSE logs user's key fingerprint on login. Needed to have a clear audit track of which key was using to log in. +LogLevel VERBOSE + +# Log sftp level file access (read/write/etc.) that would not be easily logged otherwise. +Subsystem sftp /usr/lib/ssh/sftp-server -f AUTHPRIV -l INFO # Host keys the client accepts - order here is honored by OpenSSH HostKeyAlgorithms ssh-ed25519-cert-v01@openssh.com,ssh-rsa-cert-v01@openssh.com,ssh-ed25519,ssh-rsa,ecdsa-sha2-nistp521-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp521,ecdsa-sha2-nistp384,ecdsa-sha2-nistp256 @@ -42,4 +45,8 @@ HostKeyAlgorithms ssh-ed25519-cert-v01@openssh.com,ssh-rsa-cert-v01@openssh.com, # use strong ciphers KexAlgorithms curve25519-sha256@libssh.org,ecdh-sha2-nistp521,ecdh-sha2-nistp384,ecdh-sha2-nistp256,diffie-hellman-group-exchange-sha256 Ciphers chacha20-poly1305@openssh.com,aes256-gcm@openssh.com,aes128-gcm@openssh.com,aes256-ctr,aes192-ctr,aes128-ctr -MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,umac-128@openssh.com \ No newline at end of file +MACs hmac-sha2-512-etm@openssh.com,hmac-sha2-256-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-512,hmac-sha2-256,umac-128@openssh.com + +# Use kernel sandbox mechanisms where possible in unprivileged processes +# Systrace on OpenBSD, Seccomp on Linux, seatbelt on MacOSX/Darwin, rlimit elsewhere. +UsePrivilegeSeparation sandbox \ No newline at end of file