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SSH Host Keys

Learn how to generate and delete SSH host keys.

The TOE generates the SSH host keys automatically when the it is in FIPS mode and rebootes. The are SSH host keys located in the following files:

  • /etc/ssh/fips_ssh_host_ecdsa_key
  • /etc/ssh/fips_ssh_host_rsa_key

Delete SSH Keys

If, for any reason, it become necessary to delete one or both of SSH host keys, issue the command from the shell prompt for the selected key.

Generate a New SSH Host Key

To generate a new SSH host key, issue one of the following commands from the shell prompt, selecting the appropriate key size:

  • ssh-keygen -t ecdsa -b [256|384|521] -f /etc/ssh/ssh_host_ecdsa_key

  • ssh-keygen -t rsa -b [2048|3072|4096] -f /etc/ssh/ssh_host_rsa_key