Anyone who has visited popular domains such as YouTube.com, Amazon.com or Ads.Yahoo.com could be a victim of a new, mutating malware attack distributed through the adverts displayed on the sites.
Shoppers at Home Depot stores may have had their credit card details leaked online, after a massive batch of card information went on sale on a criminal internet site this week - and veteran security reporter Brian Krebs warns it may be the biggest leak yet.
More than a thousand U.S. businesses have been affected by point-of-sale malware - malicious software written specifically for online fraud, to steal information such as credit card details from businesses and their customers.
With Black Hat 2014 in full swing in Las Vegas, it was never going to be a quiet week - but revelations about FBI malware and a trove of a billion passwords inspired furious debate too.
Cybercriminals are waging a game of ‘cat and mouse’ with corporations, well-armed with malware protection AV software but facing adversaries who scan constantly for weak points, according to the first quarterly report released by the UK’s new Computer Emergency Response Team.
The billions of USB ports in use in PCs are vulnerable to a new attack - which can undetectably install malware, steal data and seize control of machines.
Disgruntled employees and other malicious insiders could be one of the most serious security threats companies face - but the importance of the threat from the ‘enemy within’ varies according to who you ask.