10/16/2009 -
With so much information being shared online these days, it’s critical that much of it remains private and anonymous. We trust, for example, that social networking sites such as Facebook remove personally identifiable information when they share our preferences and desires with advertisers.
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10/16/2009 -
As information such as passwords and account numbers moves from computer to computer across the Internet, it is encrypted—jumbled into a non-comprehensible form.
Encryption occurs when two parties—your personal computer and Amazon.com, for example—connect and exchange a “key.” Your browser then encrypts the information you want to send (like a credit card number), it flows in a jumble to Amazon, and then Amazon decrypts it based on the key that the two computers exchanged.
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