The 
University of Arizona

Conficker Worm to Evolve on April 1

March 31, 2009

Conficker, a computer worm, is set to program itself on April Fool's Day to become harder to exterminate. It is not expected to go into attack mode or drop any particular payload on that date. Computers not updated with a Microsoft software patch remain vulnerable. More information on is available at http://security.arizona.edu/conficker.