PAM password encryption method question

Document ID : KB000072223
Last Modified Date : 27/02/2018
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Question:
What is the encryption method for passwords used for PAM Client login?
Environment:
PAM 2.8.x
Answer:
PAM uses different encryption for each connection type, for e.g. SSH connection. PAM Client to Server connection.

You can find the encryption type used in a PAM Client connection to PAM Server using the following command:

openssl s_client -connect <pamserver>:443

Note you need openssl installed on your machine.

It shows you the certificate being used and also protocol, cipher strength.

You can also copy and paste the certificate into a Notepad file and name it to mycert.cer, double click this file to see the certificate info in graphic form.