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A security expert estimates that between 500,000 and 5 million Network Solutions-hosted Web sites have been spreading malware for months.

In a development that is sure to alarm privacy advocates, a major auto finance company is quietly scoping the legality of using GPS tracking devices in vehicles it finances.

The latest viral scam making its way around Facebook is a lure that asks users if they want to install a "dislike" button, according to security firm Sophos.

SUPERAntiSpyware found three Trojans on Bill Artman's PC. Bill asked the Windows forum how this could happen when his PC is protected.

A Japanese man has been accused of a bizarre virus attack in which files on infected PCs were destroyed before having their file icons replaced with manga-like drawings of sea creatures.

ISP Virgin Media is now using organisations such as The Shadowserver Foundation to work out which of its customers might be part of botnets spreading the dangerous Zeus online banking Trojan.

Facebook users are being warned against a scam that offers the chance to install a 'dislike' button on their profiles.

Virgin Media customers suspected of hosting malware from their PC will be alerted by a letter, the ISP has revealed.

Fraud involving the Automated Clearing House (ACH) Network, which is used by financial institutions to handle direct deposits, checks, bill payments and cash transfers between businesses and individuals, is becoming an increasingly popular way for hackers to siphon money out of the bank accounts of unsuspecting victims.

Hardly a week goes by when some organization or another doesn't lose some laptops and face a litany of IT security questions.. One that always comes up: Were the systems encrypted?

A global supply chain manager for Apple has been arrested as a result of allegedly accepting more than $1 million in bribes and kickbacks. Apple's investigation focused on personal Web-based e-mail accounts on the accused manager's Apple-issued laptop, and provides valuable lessons for enforcing policies and protecting data.

After news hit this week that Facebook developers are furiously trying to fix a bug that lets spammers harvest users' names and photos, the issue of online safety has reared its ugly head again.

Traditional security technologies are losing the battle against the black hats and malicious code writers, according to digital security specialists Symantec.

Adobe released a handful of patches this week to address serious security vulnerabilities. The most relevant update for the vast majority of users is the patch for Adobe Flash Player, but IT admins should also be aware of the updates for ColdFusion and Flash Media Server.

QUESTION I've been told that I shouldn't have more than one antivirus program running on my PC. Can I use both McAfee and Microsoft Anti-Spyware (or another spyware application), for example? I want to be extra safe online, and I know that security suites are often good in some areas but not in all. Is there a list that will tell me what I can and can't use together? James Webley

More than 200 Brits have used Facebook's panic button to report suspicious behaviour on the social network, says the Child Exploitation and Online Protection Centre (CEOP).

After the Stuxnet worm exploited a zero-day vulnerability in a popular industrial controller, it's clear that operators of large-scale infrastructure management systems need to work with the IT security community to better safeguard these critical systems.

McAfee recently published its McAfee Threat Report: Second Quarter 2010 revealing a variety of interesting and relevant details about the current state of the malware threat. The McAfee report contains cause for concern and demonstrates why it's more important than ever that organizations not let their computer and network security guard down.

A new version of the PCI Data Security Standard scheduled for release later this year is likely to attract more attention for what it leaves unaddressed rather than what it changes, analysts say.

Heartland Payment Systems, which last year suffered the largest-ever data breach involving payment card data, is downplaying reports out linking the payment processor to a data breach at a restaurant chain in Austin, Texas.