Matt Camilli's Blog It's something

Articles with tag: devops

Fail2ban: How I can sleep at night

Written on November 09, 2013

It was a casual day at the TrackMaven office when I just so happened to peruse through the logs on our linode servers. To my dismay I saw a lot of this:

reverse mapping checking getaddrinfo for xxx.xxx.xx.xxx failed - POSSIBLE BREAK-IN ATTEMPT!
input_userauth_request: invalid user admin ...

Locking down your ssh

Written on December 03, 2010

So SSH is great, I use it just about everyday. I ssh into my linode as root like a baus and use password authentication because no one is gonna guess my password which is my last name twice, right?

Okay that isn't what I do but it is so ...