Tech 101: How a denial-of-service attack works

(AP) -- Investigators are piecing together details about one of the most aggressive computer attacks in recent memory - a powerful "denial-of-service" assault that overwhelmed computers at U.S. and South Korean government agencies, companies and institutions, in some cases for days.

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<p><a href="http://www.physorg.com/news166284935.html">Tech 101: How a denial-of-service attack works</a></p> <p>(AP) -- Investigators are piecing together details about one of the most aggressive computer attacks in recent memory - a powerful "denial-of-service" assault that overwhelmed computers at U.S. and South Korean government agencies, companies and institutions, in some cases for days.</p>