Back Up Your Website by Aleem Khan
We often don't realise how heavily reliant we are on technology until we lose it. If your cell phone goes missing, laptop is stolen or Internet connection goes down for a day, that's when you realise how vulnerable you are to human imperfections. I say human imperfections because machines are... As they're so small, they can also be easily shipped to other locations. ... They're very popular in digital cameras but that's not all they're good for. ... There are many different formats but we recommend SD cards because they're small and resilient.

Printers - A Practical Buyers Guide by Iggy Quazi
Buying a printer can be a complicated business, there are more shapes, sizes and types of printers available to the home and small business user than ever before. Printers have also become specialised for their intended purpose. It is no longer a case of "a printer is a printer". ... Dye-Sublimation printers are best for those who want to link up their digital camera to a purpose built printer and print out the finest quality photos at home without fuss. ... Inkjet Printers The Inkjet Printer is the most commonly used type of printer among home and small business users.

Battery Wars - This 'Is' the New Wireless Frontier by Dennis Schooley
I can picture it now. Luke Skywalker and Darth Vader face off for an epic light-saber battle to the death! The fate of the world hangs in the balance! Then their light-saber batteries run out of juice so they’re left holding onto a couple of limp licorice sticks, resulting in a leg-wrestling... In fact digital calculations themselves require steady voltage to maintain memory, and power fluctuations can be catastrophic for the device functionality. ... As we have progressed through lead acid for car starters, to alkaline and mercury for transistor radios, to nickel and cadmium for the first...

Steganography in Principle by Emmanuel Sodipo
1.0 Introduction Steganography is one of the oldest arts that people have always wanted to have since they started communicating with each other, but sadly the least researched. Most people study steganography either as academic discipline or out of curiosity and I belong to the latter camp. ... If Wendy makes changes to the image, it would only scramble a small percentage of the channel bit since she does not know where they are. ... Systems and techniques that can uncover hidden information will be useful in computer forensics and digital traffic analysis.

The Need for Physical and IT Security Convergence by Jeffrey Bennett
Business security professionals make it a point to study their craft and learn ways to counter evolving threat. Business intelligence methods need to continue to keep up with technology to analyze and prevent the internal and external influences that can ruin the enterprise. ... Fraud losses affect small business the greatest. ... For example, compared to the median loss of all businesses, small businesses suffer median losses of $190,000. ... Current technologies allow the use of tilt/pan/zoom cameras that can record digital data for months.