It doesn't work the same way everywhere. The Americans are the most gullible, because they don't like to deny co-workers' requests. People in the former Soviet bloc countries are less trusting, perhaps because of their previous experiences with their countries' secret services.

Oracle, for example, has even hired people to dumpster dive for information about its competitor, Microsoft. It's not even illegal, because trash isn't covered by data secrecy laws.

Garbage can provide important details for hackers: names, telephone numbers, a company's internal jargon.

Kevin Mitnick Quotes