Monat: Januar 2020

Disable VRFY for Postfix

On scans the VRFY command is a finding, to disable it Add this line below to the /etc/postfix/ disable_vrfy_command = yes Now test if VRFY is disabled. devil@hell> telnet localhost 25 Trying… Connected to localhost Escape character is ‚^]‘. 220 hell.on-earth.local ESMTP Postfix VRFY 502 5.51.1 VRFY command is disabled If the VRFY command […]