Computer security researchers say they have cracked the encryption algorithm used to protect most cell phone communications, potentially allowing attackers to listen in on the calls of billions of individuals.

Virus researchers have spotted a new variant of a Mac trojan that attempts to change a victim computer's DNS settings.

The Cligs URL shortening site was hacked during the weekend to cause 2.2 million links to redirect to the same site.

A new worm targeting mobile devices running Nokia's Symbian OS is spreading in China in a unique way: through malicious links contained in text messages.

Apple, whose market share is growing among computer users, is now recommending that consumers consider applying anti-virus protection to their machines.

The second version of the iPhone, released Friday, includes faster internet, GPS functionality and an application store — as well as 13 security fixes.

Sun Microsystems has issued fixes for a number of vulnerabilities in its Java offerings, while six flaws in Apple TV were patched.

The abundance of voice over IP equipment has led researchers to develop a range of techniques which, instead of hiding information in standard data traffic, will allow individuals to instead hide information in VoIP streams

The threat which could have led to the country's BlackBerry services being suspended appears to have lifted after the Government backed down on its own demands for access to users' data

Terminals such as those found in vending machines and on fuel pumps are to be included in additional guidelines to be written by the PCI Security Standards Council, producing extra demands on retailers