No, Shellshock does not defeat SELinux

No, Shellshock does not defeat SELinux October 2014 A week is a long time in Cyber Security. These past few weeks you may have heard about the latest ‘big vulnerability’, dubbed ShellShock. If you haven’t, or want more information on it, I direct you...

Building the Guard

Building the Guard February 2014 Okay. We’ve analysed the problem, we’ve produced an excellent design, and we’ve got our security approach nailed down. It’s time to get our hands dirty and actually build it. With a good design in place, one might assume that...

Nexor Directory Guardian

Nexor Directory Guardian January 2014 As readers of this blog will know, NEXOR have recently moved offices. Part of the culture of the new building is a less clutter.  The journey involved opening many cupboards and draws that had not seen the light of day for a long...

What is the difference between a Guard and a Gateway?

What is the difference between a Guard and a Gateway? August 2013 Guards and gateways are full application layer proxies that connect to two or more networks. They accept data passed on an inbound network interface, ‘process it’, and then pass data to the outbound...