The Internet has become "crime ridden slums," said Phil Zimmermann, a well-known cryptographer who spoke at the conference. Hackers and the computer security experts who make a living on tripping up systems say security would be better if people were less lazy.
To make their point, they pilfered Internet passwords from convention attendees.
Anyone naive enough to access the Internet through the hotel's unsecured wireless system could see their name and part of their passwords scrolling across a huge public screen.
It was dubbed the "The Wall of Sheep."
Among the exposed sheep were an engineer from Cisco Systems Inc. (CSCO), multiple employees from Apple Computer Inc. (AAPL) and a Harvard professor.
