Mac client CentOS server ssh password-free login

Assume that there are 2 servers a (127.0.0.1) and B (192.168.0.1), a as a client to log on to Server B

1. Use Ssh-keygen-t ras-p ' under Server A

Generate Public key (Id_rsa.public) and private key (Id_rsa) in the ~/.ssh directory

2. Copy the generated public key to the ~/.ssh/autorized_keys in Server B.

SCP ~/.ssh/id_rsa.public [Email protected]:/root/.ssh

Next, enter the login password for Server B

3. Log in to Server B and enter your password at this point, but it's the last time you've entered it.

CD. SSH

Cat Id_rsa.public >> Authorized_keys

4. You can login to server B by entering [email protected] directly at server A.

Mac client CentOS server ssh password-free login