Hollywood tells it differently (see video* at bottom of post), but human beings tend to be the weakest links when it comes to information security. People who really should know better give out passwords to strangers and click on attachments that look a little hinky.

And we keep on doing it.

From London, a study showing office workers trading their passwords for chocolate bars.

Chocolate bars? Just think what secrets you could get for nylons.

And from San Francisco, Markoff reports on "whaling," that is, phishing for senior execs who fall for an email scam that puts scary malware on their machines.

*Featuring pre-sainthood Angelina Jolie and pre-Bunk-from-The-Wire Wendell Pierce!