The latest software update from security supplier AVG Technologies has caused problems with many users running Microsoft’s 64-bit Windows 7 operating system.

Reports are coming in that the FBI has identified a 23-year-old Russian as the lynchpin behind the infamous Mega-D botnet, which has been responsible for as much as a third of all spam generated around the world.

Visa Europe has announced plans to use the location of a cardholder’s mobile phone to better detect fraud using its payment cards. The card company has reportedly contracted with ValidSoft, part of the ElephantTalk telecoms group, for the service.

With the growth in the popularity of virtualization comes attendant security risks, noted a recent white paper from the global IT association ISACA.

Russia has finally buried the US…in spam. Russia topped the list of sources of global spam, with the US a distant 18th, according to Kaspersky Labs’ October spam report.

An IT security researcher claims to have uncovered a sophisticated mass injection attack that uses a polymorphic obfuscation attack vector, and has been used to target WordPress blogs at a US-based hosting provider.

Despite a lot of discussion in the media, it seems that only 10% of security organisations in Europe and North America are planning to implement network access control (NAC) technology in the next 12 months.

US and UK authorities are tightening their control of the internet in their fight against copyright pirates and counterfeiters. But their moves may reverse the principle that people are innocent until proven guilty, and open the way to censorship of on…

The hacker who took down the WikiLeaks site just hours before it was set to publish leaked US documents used a relatively small-scale, application-level distributed denial of service (DDoS) attack, according to Craig Labovitz, chief scientist at Arbor …

Iran’s president, Mahmoud Ahmadinejad, has confirmed that the Stuxnet computer worm affected centrifuges in the country’s uranium enrichment program.