Why I close SSH port 22 entirely (and what I use instead)
www.michelebologna.net
fail2ban and key-only auth are not enough. fwknop Single Packet Authorization keeps port 22 closed at the firewall, opens it for your IP for a few seconds, then closes it again.
  • jdr@lemmy.mlEnglish
    1·
    5 minutes ago

    I put my front door half way up the wall so thieves can’t find it