Worth Reading: How SSH got to be on port 22 Tatu Ylonen may not be the best-known name in protocol development these days, but chances are that anyone doing systems work copying data between hosts or managing a Unix host will be using his software. He wrote the ubiquitous ‘SSH’ program back in 1995. Related ← Worth Reading: Greasing The Skids To Move AI From InfiniBand To EthernetWorth Reading: Active or Inactive DHCP Reservations →