Ledin

Per Ledin made his NHL debut, the 11th player to do so this season for the injury-riddled Avalanche.

USATODAY.com 2008

Until then, Ledin will have to live with his reputation as the guy who gave away the secrets to the Internet's bomb.

The School of Hacking 2008

That doesn't mean Ledin isn't trying to create a little mischief.

The School of Hacking 2008

Ledin, says Joe Telafici, a vice president at McAfee, forgets that, as with offline cops, "the price of freedom is eternal vigilance."

The School of Hacking 2008

Ledin insists that his students mean no harm, and can't cause any because they work in the computer equivalent of biohazard suits: closed networks from which viruses can't escape.

The School of Hacking 2008

"You can't really have a defense plan if you don't know what the other guy's offense is," says Lincoln Peters, a former Ledin student who now consults for a government defense agency.

The School of Hacking 2008

Antivirus software firms concede that Ledin has figured out how to beat some older antivirus techniques, but they say they are more than a step ahead of him and the hackers.

The School of Hacking 2008

Ledin compares the companies 'hold over antivirus technology (by U.S. law, the companies' codes are kept secret) to cryptography decades ago, when the new science of scrambling data was largely controlled by the National Security Agency.

The School of Hacking 2008

But Ledin says that, after 20 conferences, his business is in the black.

Smart Mobs » Blog Archive » Toward a Better Business Conference 2003

THIRD PERIOD -- Scoring: 5, Baton Rouge-Ledin 3 (Dufresne; Smith) 19: 48.

East Coast Hockey League - Baton Rouge vs. New Orleans 2000