SSH Passwordless Login to Linux Server

1. Source machine:

Copy the public key to the target machine

scp  ~/.ssh/id_rsa.pub [email protected]:/home/test/.ssh

 

 

2. Directory machine: 

Rename id_rsa.pub to authorized_keys file.

sudo mv  id_rsa.pub authorized_keys

 

 

3. Directory machine to modify directory permissions:

$ chmod 700 ~/.ssh

$ chmod 600 ~/.ssh/authorized_keys

 

 

4. After performing these steps, you can log in to the Linux server on the source machine without a password:

ssh -t [email protected]  -p 50022