Getting error while launching a SSH session Permission denied (publickey)-CodePudding

Getting below error while launching ssh sesssion, I have all my public keys in place in both the places 1./username/.ssh/authorizedkeys 2.trusted-user-ca.keys.pem Still getting below error.

  " Warning: Permanently added 'XX.XX.XX.XXX' (ECDSA) to the list of known hosts. Permission denied (publickey).

can anyone help on this?

CodePudding user response：

First you have to change file permission like this chmod 400 key.pem then use ssh -i "key.pem" [email protected]

CodePudding user response：

Issue was with the public certificate, The principal name was different from the user name, tried signing the user public key with username as principal and I successfully logged in.