^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnected from ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+ \[preauth\]
^\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.*)?) \[preauth\]
+^\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: \(.+,ssh-connection\)( -> \(.+,ssh-conn.*\)?)?) \[preauth\]
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnecting: Change of username or service not allowed:
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Disconnecting: Too many authentication failures
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: Failed password for invalid user .+from ([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: pam_unix\(sshd:auth\): bad username
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: ssh_dispatch_run_fatal: Connection from ((authenticating|invalid) user .+)?([0-9]{1,3}\.){3}[0-9]{1,3} port [0-9]+: message authentication code incorrect \[preauth\]
^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: warning: can't get client address: Connection reset by peer$
+
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: error: beginning MaxStartups throttling
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: drop connection #[0-9]+ from \[([0-9]{1,3}\.){3}[0-9]{1,3}\]:[0-9]+ on \[([0-9]{1,3}\.){3}[0-9]{1,3}\]:22 past MaxStartups
+^\w{3} [ :0-9]{11} [._[:alnum:]-]+ sshd\[[0-9]+\]: exited MaxStartups throttling