They declare what goes approximately arrive around and today owners of bot-infested PCs in South Korea will discover that's realistic.

The proprietor of tens of thousands of bot-infested computer in the region who've refuse to accept calls all week to renew or install anti-virus software will be legally responsible to switch on their computers todays to discover their data gone, as whispered by computer security specialist AhnLab.

Since midnight local time (3 p.m. GMT Thursday) the virus, which has been attacking well-known U.S. and South Korean management and profitable Web sites all week, has been planned to encrypt user data or reformat the hard disk of the computer.

There is still method to keep away from the infected computer, even though if the proprietor has unobserved security requirements so far they may be doubtful to go after AhnLab's proposal. These engage starting Windows in safe-mode by means of the boot menu accessed through the F8 key at start-up, setting the clock to previous to July 10 and then restarting the computer generally and updating anti-virus software or performing a complimentary scan to eliminate the virus.

These attacks have been the headlines this week in South Korea, where the casualties include the world's top-ranked news site, one of the leading online auction site, e-banking portals of several major banks and the Department of Defense website, the President site, the National Assembly and the U.S.

Computer security companies have been urging people to update their anti-virus software or download a free application for enforcement of the scan, but many people apparently ignored these requirements.

Third Thursday evening of heavy attacks on a number of Korea's most popular sites, and show that the PC has been infected bot army is still alive and kicking.

But Thursday night's attack may be the last. This shift from the attacks, the destruction of the end of this month may indicate that the impact of one in particular, which began July 4 on the U.S. site, and hit the South Korean Web site this week for 3 consecutive days.

Little is known about control of the computer virus, although security experts say the attack itself is not particularly complex. This makes possible a wide range of criminals, from the relatively low level of the individual skills of hackers to organized groups or governments who may adopt a low-tech ways to confuse the experts.