Tag Archives: Security

This blog is an update to my original post on ninja here Briefly, ninja is a security tool that monitors your host (computer) for unauthorized root access (ie user privilege escalation) and, if discovered, logs and terminates (kills) the process. … Continue reading →

This is the third in my Firewall series, is in follow up to my previous 2 blogs about firewalls, and is intended to introduce GUFW, a graphical front end to UFW. Firewall Ubuntu Desktops Firewall Ubuntu Servers Although the GUFW … Continue reading →

This post is in follow up to my post on firewalls on Ubuntu Desktops. IMO firewalls are often helpful for restricting access to servers. Servers come in two varieties, public and private, and often people wish to limit access or … Continue reading →

Many Ubuntu users are interested in learning how to enable a firewall. The majority of people seem to be interested in filtering in an out bound connections on a Desktop installation. Without getting into the inevitable debate on the merits … Continue reading →

I stumbled across an interesting security package in the Ubuntu Repositories, Ninja From the Ninja Home Page Ninja is a privilege escalation detection and prevention system for GNU/Linux hosts. While running, it will monitor process activity on the local host, … Continue reading →