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Hack attack underscores danger of reusing passwords

The fallout from a hacking attack on Gawker Media Inc. a week ago underscores a basic security risk of living more of our lives online: Using the same username and password for multiple sites is convenient, but costly. After the attack on the publisher of such blogs...

Secure your password

Authentication is nothing but the process of validating the user, ensuring that you are who you say you are. There are different approaches towards authentication. These are broadly classifed into three catagories, something What you know (Passwords, and passphrases)...