Understanding Predictability Risks In Password Security And User Behavior

Computer passwords are supposed to be secret. But psychologists say it is possible to predict a password based on the personalities of users or even what is on their desks. Objects around the office may not seem important. But they . . .

Computer passwords are supposed to be secret. But psychologists say it is possible to predict a password based on the personalities of users or even what is on their desks. Objects around the office may not seem important. But they may help someone to crack your computer password and masquerade as you, sending e-mails, accessing files and even plundering your online bank account.

According to a recent British study, passwords are often based on something obvious. Around 50 percent of computer users base them on the name of a family member, partner or a pet. Thirty percent look to a pop idol or sporting

"Particularly if you are a fan of a football club. Then you might well have something related to that football club on your desk at the office. You might have a mug or a pen. And if someone wants to try to hack into your system, then they might try using that as your password," said Helen Petrie of City University in London.

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