Opinion

Amit Yoran was the Department of Homeland Security's first director of the National Cyber Security Division of the Information Analysis and Infrastructure Protection office. But by September 2004 he was frustrated by what he saw as a lack of concern and commitment to Internet security. So he quit his post.

There are significant differences between state and federal privacy legislation. CIOs who deal with government agencies or other public sector organisations must determine the privacy laws applicable to them – and how best to accommodate them.

As Cyber Monday approaches, research suggests a majority of workers will use their work computer to shop this holiday season. But despite the continued growth in online shopping, employees and business still don't understand the risk.

They are etched into the conventional wisdom of IT security, but are these 12 articles of faith (to some) actually wise, or are they essentially myths? We've assembled a panel of experts to offer their judgments.

Ten years ago, Michael Riva was network administrator for a top-five American consultancy. Employees were downloading graphic pictures and videos onto the network. Riva told his boss a proxy server with content filtering might be in order; his boss laughed and suggested they put in a bigger file server instead.

The recent Australian Federal Police arrest of a Sydney hacker claiming to be from the international hacking group Lulz Security (LulzSec) has brought Distributed Denial of Service (DDoS) attacks once again into the limelight.

This first of 3 part series discusses the development of the Stuxnet malware, the legal and ethical issues. This thought provoking article raises questions into cyber terrorism and weather this is for offensive or defensive purposes.

It seems like every other website we visit today presents us with a “login with a social network” button. We are sometimes presented with a choice, usually between Facebook, Twitter or LinkedIn. But the most common social network encountered is Facebook and the most common scenario where we are offered this option is when we attempt to use a technology-focused service online. This is starting to change and we will start to notice it in a matter of months.

In October of 2012, Kaspersky Labs discovered what could be the most powerful and complex computer virus to date. They are calling it Red October, after the submarine featured in the Tom Clancy novel and movie of the same name, because of the way that it has been lurking around for the past five years gathering top secret intelligence from countries all over the world.

Cyber security threats are on the rise. As a result, there is a focus on systems managing the critical infrastructure that everyone depends upon. Critical infrastructure is loosely defined as assets essential for the economy and overall society to function.