# Disable ssh password login

Add a sshd config file with the following content

```bash
sudo nano /etc/ssh/sshd_config.d/99-ts.conf
```

```
ChallengeResponseAuthentication no
PasswordAuthentication no
UsePAM no
```

Reload the SSH daemon

```bash
sudo systemctl reload sshd
```

WARNING!  
Now you are no longer able to create new session to that server!  
Remember to add your ssh certificate before closing the session!