Notorious computer hacker Kevin Mitnick went online Tuesday for the first time in nearly a decade.
If everything goes as planned, for 72 hours next February hackers from all over the United States will hit targets across the Internet in the largest mass attack to date.
A proposal to create an association to represent the interests of hackers and vulnerability researchers is gaining support, a security expert said Wednesday.
Electronic voting systems have major security problems and hackers should make it their mission to find the flaws, an e-voting critic told security researchers on Thursday.
A problem with Google's e-mail service, Gmail, let any user query the company's servers for information on the last message sent, two hackers announced on Wednesday.
The same technology that allows Web surfers to locate and connect to computers on the Internet can be used to create covert communications channels, bypass security measures and store distributed content, a security researcher said Saturday.
The Mozilla Foundation issued a patch for a major security flaw in its Firefox browser on Wednesday in the US and advised people to update their software.
Vulnerabilities in a technology widely used for network authentication have left computers running Unix, Linux and Apple Computer's Mac OS X potentially open to attack.
Claims that the music industry hired a group of hackers to create a worm to infect peer-to-peer networks are being dismissed by security experts.
A worm that takes advantage of what some security experts describe as the most widespread Windows flaw ever has started spreading, while new analysis has uncovered a time bomb in the worm's code poised to unleash a furious denial of service attack at Microsoft itself.
Microsoft has sent several letters to people known to have posted Windows source code on the Internet, warning them to stop offering the files and erase any copies.
For the third time this year, unknown attackers deluged the SCO Group's Web site with enough data to make it inaccessible.
Security experts and hackers are congregating in Las Vegas this week, as a continual stream of alerts creates scepticism over the industry's effectiveness.
Microsoft has been waiting for security researchers to say that its Windows operating system has a lower total cost of ownership. One finally has, but that's not good news.
Database software maker Oracle promised on Tuesday in the US to quickly make patches available for the more than 30 flaws found by a British security researcher.
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