2 articles Security

How To Install Fail2ban On Ubuntu 14.04

fail2ban

Introduction The internet is full of automated programs that attempt to break into unsecure servers. Because of this, you might have seen hundreds or thousands of failed login attempts in your system’s auth.log or from when you login to your server. Thankfully there is an easy way to put a stop to these brute force…

How To Setup 2 Factor Authentication For SSH On Ubuntu

2 factor

Overview Securing SSH is a difficult topic. It’s generally recommended to use SSH keys, and disable password authentication to prevent automatic brute force attacks from discovering your password. If you want to use SSH keys you can use this guide to set them up before proceeding. However, this isn’t always possible. You may wish to…