0

Is it possible to configure ssh using PubkeyAuthentication yes but only allowing pub/private key pairs with a passphrases?

mahatmanich
  • 2,794
  • 3
  • 21
  • 23

1 Answers1

4

No, the server has no knowledge of the protection used for the SSH key on the client.

It could be a passworded PEM file, a key loaded into an agent, stored on a smartcard, etc -- all the server knows is the client responded with the correctly signed response.

Jason Martin
  • 4,865
  • 15
  • 24