How to disable password login via ssh

by David Burgos

If you enter your server with user & password without advanced security setup, you probably will face someday someone will enter your server due to that bots continually try user & password combinations 🤖

In order to enter remotely to your servers with dynamic IP, the best is to use a private key.

Disable password login

✍️ Edit the file /etc/ssh/sshd_config running:

sudo nano /etc/ssh/sshd_config

Search the line:

PasswordAuthentication yes

👁 just change yes to no

PasswordAuthentication no

👌 The last step, restart the ssh service to apply now the changes:

sudo service ssh restart

Leave a comment with your question or doubt 👋