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colinwilson/gist:acc0a26ead3da36e07bc

Created July 6, 2015 15:02
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Debian - See all failed/successful SSH login attempts
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gistfile1.txt
#As root or via sudo, type this to see all failed login attempts
cat /var/log/auth.log | grep 'sshd.*Invalid'
#If you want to see successful logins, type this
cat /var/log/auth.log | grep 'sshd.*opened'
#View all failed login attempts in real-time
tail -f /var/log/auth.log | grep 'sshd.*Invalid'
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