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mahatmanich
Asked: 2016-03-26 14:14:46 +0800 CST

Can I restrict openssh to only allow public keys with pass phrases [duplicate]

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

linux

1 Answers

  1. Best Answer

    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.

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