+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnected from (authenticating|invalid) user .+([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ \[preauth\]
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnected from user .+([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnecting (authenticating|invalid) user .+([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+: (Too many authentication failures|Change of username or service not allowed: \(.+,ssh-connection\)( -> \(.+,ssh-conn)?) \[preauth\]