A very interesting article:
http://www.cnn.com/2002/TECH/interne....ap/index.html

In part:
From: CNN Online
Bush adviser encourages hackers
Clarke: Security flaws found by users, not software makers
August 1, 2002 Posted: 10:42 AM EDT (1442 GMT)

Computer security adviser Richard Clarke encouraged hackers, but said they should be responsible in reporting programming mistakes to the software maker.