The wife of an imprisoned Chinese dissident has sued Yahoo Inc. for divulging information about her husband's Internet activity, which allegedly led to his arrest and torture.

Days after Microsoft Corp. was sued over its 2006 "Windows Vista Capable" marketing program, the company's Web site sported a revised, more specific description of what the logo means.

Toshiba Corp. has launched legal action in the U.S. against 17 companies that it says haven't paid the required licensing fees for DVD technology used in their products.

Oracle Corp. took its bitter rivalry with business applications vendor SAP AG up another notch, filing suit Thursday against SAP alleging violations of U.S. fraud legislation, unfair competition and civil conspiracy.

Israel unfortunately is home to the most malicious Internet activity per Internet user, said Symantec's twice-yearly Internet Security Threat Report issued on Monday. The report covered the second half of 2006.

Little-known Texas MP3 Technologies Ltd. is taking on Apple Inc., Samsung Electronics Co. Ltd. and Sandisk Corp. with a patent-infringement lawsuit.

A Silicon Valley company is suing Apple Inc. for using its patented technology in Apple Macintosh computers.

Just as the number of Bluetooth device users passed the billion mark, a lawsuit threatens the momentum of the short range wireless technology.

Microsoft Corp's Windows Vista OS doesn't pose antitrust issues so far, according to the latest status report on Microsoft's compliance with the U.S. antitrust settlement.

Microsoft Corp. is investigating reports of a vulnerability in a Windows ActiveX control that could allow an attacker to remotely take control of a computer, according to an advisory issued Friday. One security company rated the vulnerability critical, while Microsoft said it allowed only limited attacks.

A spike in PC demand has created a new shortage of Intel Corp. chipsets, potentially reviving an issue blamed for causing the company to lose market share to rival Advanced Micro Devices Inc. (AMD) last year.

Microsoft Corp. has issued nine security updates addressing critical flaws in its Office and Windows products. The updates patch two worrisome PowerPoint flaws that could allow attackers to seize control of a PC, the company said Tuesday.

Microsoft Corp. has filed 26 lawsuits against alleged dealers of pirated software in seven U.S. states, the company said Tuesday. Microsoft claims the companies sold pirated software or computers loaded with pirated software.

Symantec on Thursday filed a lawsuit against Microsoft alleging that the software giant violated a contract over the use of intellectual property and used the technology to develop a competing product.

MySQL AB this week issued a security patch for multiple vulnerabilities in its MySQL open-source database.

Apple Computer Inc. is facing a lawsuit over technology within its popular iPod digital music player and two related applications.

Microsoft Corp. faces more problems in South Korea after a company sued the U.S. software giant over its bundling of Windows Media Player with the Windows operating system.

The flurry of security issues involving Apple's Mac OS X over the past few days once again hammers home the fact that no technology platform is invulnerable to attacks, whatever the perception might otherwise be, security analysts said.

Google Inc. attorneys will square off against the U.S. Department of Justice (DOJ) at a Feb. 27 hearing over the issue of providing the government with information about searches for pornography on the company's site.

A design flaw in Windows XP and Windows 2003 systems with built-in wireless capabilities could be exploited by hackers to lure Wi-Fi users into connecting to malicious wireless networks, according to Microsoft Corp., which recently completed an investigation of the issue.