Facebook users' personal information could have been accidentally leaked to third parties, in particular advertisers, Symantec said in its blog.
On a screen at the front of a classroom, Gene Fishel flashed an online social-networking profile of "hotlilflgirl", which said she was 15, enjoyed being around boys and wanted to meet new people. The next image revealed the real "hotlilflgirl" -- a mug shot of a man who was convicted of sexually abusing 11 children he met online.
Microsoft has posted a major package of updates and security fixes for Windows Vista. It said that "Service Pack 1" will improve Vista's reliability, security and performance, though many components already have been released during monthly updates since the operating system went on sale just more than a year ago.
From iPods to navigation systems, some of today's hottest gadgets are landing on store shelves with some unwanted extras from the factory -- pre-installed viruses that steal passwords, open doors for hackers and make computers spew spam. In most cases, Chinese factories are the source.
From the German chancellery to the Pentagon, government computer networks have been targeted by cyber spies that media reports say were directed by China's military. The reported Pentagon attack was the "most flagrant and brazen to date", said Alex Neill, an expert on the Chinese military at London's Royal United Services Institute.