One of them is Sergei Gruzdev, general director for Israeli-based Aladdin Software Security's Moscow office. Gruzdev, who admits he wrote viruses in his student days, says he's shut down 35 Web sites where hackers were sharing cracked software and hacking tools. Usually, a call to the Internet provider supporting the site does the trick. But Gruzdev sicced the police on the United Crackers League, a St. Petersburg-based group that had figured out how to defeat one of Aladdin's security devices. It's the psychology of poor people.
Some hackers use their skills to make money legally.
I cracked it, naturally. Then he wrote the software maker in Germany, detailing the flaws.