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A short password, or one using a name or a word in a dictionary, can be easily cracked by computers. And simply adding "@" for the letter "a" isn't going to fool the bad guys.
Here’s cryptographer and computer security expert Bruce Schneier’s advice on using and managing your passwords.
1. Use a “passphrase”: a sentence you can remember. Then replace each word of the phrase with its initial, a similar digit or symbol, or, at random, use a whole word.
MY DOG NATE WOOFS AND RUNS IN HIS SLEEP
m d N8 w @ r ! h s
The new password is mdN8w@r!hs. (Don’t use this one, though.)
2. That may still be tough to remember. If you need to, write a reminder and hide the paper somewhere safe. But write the phrase or a hint, not the password…
Sidebar photo of Bruce Schneier by Joe MacInnis.