/etc/ssh/sshd config

/etc/ssh/sshd_config (man)

Directives

• Port
• ChrootDirectory
• PasswordAuthentication
• PubkeyAuthentication
• AuthenticationMethods
• ChallengeResponseAuthentication
• Match
• internal-sftp
• MaxStartups
• LogLevel
• PermitRootLogin
• UseDNS=no
• PerSourcePenaltyExemptList
• LoginGraceTime
• ControlMaster

Logs

Dec 01 07:01:05 SERVER sshd[15647]: PAM service(sshd) ignoring max retries; 5 > 3 sshd[15647]: PAM service(sshd) ignoring max retries; 5 > 3
See: MaxAuthTries

Activities

• Configure OpenSSH to reuse ssh connections

Related commands

• sshd logs
• ssh -vvv
• ~/.ssh/

dpkg -S /etc/ssh/sshd_config
dpkg-query: no path found matching pattern /etc/ssh/sshd_config
See also: dpkg -V

sudo launchctl unload /System/Library/LaunchDaemons/ssh.plist
sudo launchctl load -w /System/Library/LaunchDaemons/ssh.plist

Activate SSH server on macOS

See also

• /etc/ssh/sshd_config(man): AuthenticationMethods, PubkeyAuthentication, PasswordAuthentication, PermitRootLogin, MaxStartups, sshd_config, AllowUsers, Hardening
• OpenSSH (changelog): /etc/ssh/sshd_config | /etc/ssh/ssh_config | ~/.ssh/ | openSSL | sshd logs | sftp | scp | authorized_keys | ssh-keygen | ssh-keyscan | ssh-add | ssh-agent | ssh | Ssh -O stop | ssh-copy-id | CheckHostIP | UseKeychain, OpenSSF, ~/.ssh/authorized_keys
• sshd, sshd logs, sshd -t, sshd -T, sshd_config, sftp, SSH_CLIENT, sshd changelog