/var/log/auth.log

• /var/log/auth.log

• Apr 12 06:25:13 HOSTNAME sshd[31404]: Failed password for invalid user alicia from 64.227.109.xx port 48090 ssh2

Related terms

• sshd logs
• logcheck
• fail2ban
• ssh -vvv
• CRON

See also

• /var/log/, /var/log/auth.log
• 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
• Linux logging, Cisco IOS logging
• Audit: acct, atop, tripwire, AIDE, auditd, debsums, AWS Cloudtrail, logwatch, logcheck, Google Santa, Coguard