Security firms today warned Mac users of a new Trojan horse that masquerades as a PDF document. The malware, which was spotted by U.K.-based Sophos and Finnish antivirus vendor F-Secure, uses a technique long practiced by Windows attackers. Read the rest of this entry »

The best way to protect business information on smartphones from cybercriminals is to leave that information off smartphones, a mobile security expert said last month. Read the rest of this entry »

Google is directly contacting users in Iran, who may have been compromised by a rogue SSL certificate, to recommend measures to secure their accounts. Read the rest of this entry »

The hacker who calls himself “Comodohacker” said this week that he could have used digital certificates stolen from a Dutch firm to issue fake updates to Windows PCs.
If Comodohacker’s assertion is accurate, he would have been able to push malware to Windows machines via the operating system’s Windows Update service. Read the rest of this entry »