How-to: Networking Primer Part III – Firewall

Baracuda Firewalls

A firewall restricts unauthorised access to your system by intruders, blocking certain types of network traffic. Firewalls can be implemented in software  or in hardware. The hardware version is generally more secure than a software firewall installed alongside the operating system. Continue reading

How-to: Buy a Tablet

How to buy a tablet

Tablets are starting to mature. Android’s new 4.1 release dramatically improves the user experience. Apple’s iPad is now on its third iteration and continues to dominate the market. Microsoft pushing hard with Windows 8 RT, which is likely to inspire a range of new models. The tablet market is growing and looks continue on the back of the iPad’s stunning success.

The question is now what to choose: large or small, iOS, Android or Windows? Continue reading

Opinion: Fingerprints Make Bad Passwords

Fingerprints make bad passwords

We all know passwords are rubbish. We pick short ones, simple ones, easy ones; we never change them,  we use our birthdays, childrens’ names, pets’s names, postcodes; and then we write them down on post-it notes and stick them to the screen. We think we’re clever when we use a password manager – right up to the point that gets hacked and all our passwords get published to FacePoke in one fell swoop.

What we need is something unique to us that we don’t have to remember or write down, that is always on our person and that will never change. Like a fingerprint. Lots of phones and laptops now have fingerprint scanners. That must be better. Except that’s worse. Continue reading