Here’s a brazen fake antivirus program that falsely declares you are infected, then locks your screen and asks you call a toll free number for Support, which then asks you to pay to remove the fake infection.

A quarter of PCs around the world have no antimalware software, according to Microsoft’s latest Security Intelligence Report.

The botnet known as Win32/Kelihos keeps on infecting, now touting a YouTube video of the Boston Marathon bombing that comes with a malicious iframe pointing to a Redkit exploit page that infects viewers.

The European cyber security agency ENISA said Internet Service Providers in the EU have failed to implement a set of best practice recommendations which have been in place for 13 years – which could reduce the scope of even the largest DDoS attacks.

Up to 2.4 million credit cards may have been compromised after St. Louis grocery chain Schnucks was targeted with malware, the chain revealed this week.

In the wake of the cowardly and despicable bombings in Boston today, people who want to help need to be wary of appeals for money for victims or schemes like retweeting and “Likes” on Facebook.

The biggest cyber security problem large companies face could be employees – a survey reveals that nine out of ten employees knowingly ignore or violate their company’s data policies.

China and the U.S. have agreed to work together on cyber security, with the two countries setting up a working group to deal with the issue, U.S Secretary of State John Kerry said on Saturday in Beijing.

An Oregon farm products company is suing its own bank to recover losses after a phishing attack saw $223,500 transferred to accounts in the Ukraine over a period of three days in 2010.

Technology companies including Cisco and IBM are backing an Open Group programme to protect computer hardware from threats such as spyware added to components in the supply chain.