We tried with root user and with test user also, but still getting the above error.  We also did below config change for root user sudo vi /etc/ssh/sshd_config Search and change the below lines as below, PermitRootLogin yes sudo systemctl restart sshd   For test user, we did below config change sudo vi /etc/sudoers added below line ec2-user ALL=(ALL)  ALL However, with doing the the above changes we are not able to login with both root and test user. Can you please help us on this ... View more