It has not happened often in the past that Mozilla had to pull the plug on add-ons hosted at the official Firefox add-on repository. The developers of the popular Firefox web browser have some tools at their disposal to deal with add-ons that are either malicious in nature or insecure. A recent blog post on [...]

Categories: Browsing, Firefox

The MAC address is a very important string of characters that your computer depends upon in order to be networked. MAC stands for Media Access Control and represents the true address of a machine on a LAN. The MAC address of an ethernet device is a 6-byte number that is expressed as a 12 digit hexadecimal [...]

Categories: Hardware, Linux, Open Source, Security, Software, Tutorials Basic

An unpatched bug in the Windows XP Help and Support system is being increasingly attacked by  virus and malware writers, as reported by the BBC. Microsoft has reported it’s seen more than 10,000 PCs hit by the attack so far and it’s still not been able to find a fix for the problem.

Categories: Microsoft, Security

How many passwords do you have to remember? Or how many client passwords do you have to keep hidden away from prying eyes? If you have too many passwords to remember, I always find it best to store those passwords in some form of encrypted tool. Because of the amount of passwords I have to [...]

Categories: Linux, Open Source, Security

It’s always a worry when you get rid of a PC or hard drive that all sorts of personal data could be sitting on it waiting to be stolen.  This is even more important when it comes to business computers. There have always been a huge variety of hard disk wiping packages available from third-parties, [...]

Categories: Tutorials Advanced

Carrying an USB-stick around with you can be beneficial in numerous situations. USB devices are for instance ideal to copy data without having to carry a larger device like a notebook or netbook around. They are also ideal for accessing portable programs on third party computer systems, nothing beats working with familiar programs on unfamiliar [...]

Categories: Security

If you’ve been around Linux long enough you know there are many ways to secure your box. What you may or may not know is that a number of those means are simply front-ends for the all-mighty iptables tool. IPtables is a very powerful, complicated system which can control packet traffic on your system. It [...]

Categories: Linux, Networks, Open Source, Security, Server, Tutorials Advanced

As more and more of us live more of our lives online with banking, shopping, photo galleries and social networking etc. a part of our daily lives, it becomes more and more important to have secure passwords.  But there are problems in remembering complex passwords when there are so many websites you have accounts with.  My [...]

Categories: Advice

By now most Internet users know what phishing stands for, or so they think. If you ask them to define phishing most will likely mention that it is about fake email links that lead to look-a-like copies of popular websites. What most users do not know is that their definition of phishing is not entirely [...]

Categories: Browsing, Security