GlobalSign is no longer issuing digital certificates as it investigates a hacker's claim that he broke into the company's computer systems.
A programming glitch in Apple's OS X operating system is making it hard for Mac users to tell their computers not to trust digital certificates.
Three weeks after launching a bug bounty program that pays Web hackers cash for finding flaws with its website, Facebook said it has paid out more than $40,000 in rewards.
At the Black Hat conference in Las Vegas Wednesday, the founder of the iSec Partners security consultancy took a look at the typical stages of an advanced persistent threat attack to compare how the Mac would do versus Windows 7.
A 26-year-old man who last year helped hackers steal personal information belonging to about 120,000 iPad users pleaded guilty to fraud and hacking charges in a New Jersey court Thursday.
Web mail users at Yahoo and Hotmail have been hit with the same kind of targeted attacks that were disclosed earlier this week by Google, according to a security software vendor.
Google has disrupted what it believes to be a targeted phishing campaign aimed at stealing e-mail from government officials, contractors and military personnel.
Mac and PC users are both being targeted by scammers circulating malicious Web links on Facebook that try to install fake antivirus software on victims' computers.
Adobe has released an important update to its Flash Player software that fixes critical security flaws and gives users a better way of controlling whether they are being tracked on the Web. In addition, Mac users will now get automatic software update notifications.
A programming bug on Facebook's website may have accidentally given advertisers and others access to a treasure trove of personal information, Symantec security researchers say. Facebook says there's no evidence that anyone misused the leaked data.
Skype plans to push out an important update to its Skype 5 for Mac software next week that will fix a bug that could be leveraged by hackers. The bug doesn't affect older versions of Skype and a "hotfix" update is available right now.
California is a step closer to getting the first Do Not Track legislation in the U.S., aimed at protecting Internet users from invasive advertising.
The widely publicized hack of Sony's computer networks is worse than previously thought, also affecting 24.6 million Sony Online Entertainment network accounts.
UberSocial has fixed a bug in its Twitter software for mobile phones that put some users' privacy at risk.
Twitter is warning users of the popular UberSocial Twitter-messaging software that direct messages they send may not be private.
Articles by Robert McMillanNext Page