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SSH

Enables remote login to servers. The important files are in:

$ ls ~/.ssh

authorized_keys
config
id_rsa
id_rsa.pub
known_hosts
  • config: A configuration file for specifying various options. See man ssh_config
  • id_rsa: private encryption key
  • id_rsa.pub: public encryption key
  • authorized_keys: A list of public keys that are permitted to login.
  • known_hosts: A list of hosts from which logins have been allowed in the past