===== Reduce logcheck spam =====

=== Problem ===
Some amount of messages from logcheck is due to unsuccessful login attempts from ssh bots.

=== Possible solutions ===
  * Prevent password-based login for root, but allow key-based login\\ 
    see: [[http://arktur.schul-netz.de/wiki/index.php/Administratorhandbuch:SSHServer#PermitRootLogin_without-password_-_Administratorzugriff_nur_mit_PublicKey
|PermitRootLogin without-password]]
  * Change standard ssh port


{{tag>logcheck openssh spam}}