Encryption
Our Definition
Encryption is the process of concealing a plain text file using a secret code, so that it will be transmitted securely.
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Sources and Online Definitions
"Encoding a file to prevent others from accessing its contents. An encrypted file appears as a string of gibberish. Users must decrypt the file to read or use it. Files are usually encrypted using encryption programs."
"The translation of data into a secret code. Encryption is the most effective way to achieve data security. To read an encrypted file, you must have access to a secret key or password that enables you to decrypt it. Unencrypted data is called plain text ; encrypted data is referred to as cipher text.
"There are two main types of encryption: asymmetric encryption (also called public-key encryption) and symmetric encryption. "
Funny video of how internet security works from youtube
http://youtube.com/watch?v=Ex_ObHVftDg
By way of example, see the Advanced Encryption Standard (AES), also known as Rijndael, a block cipher adopted as an encryption standard by the U.s. government, as announced by the National Institute of Standards and Technology (NIST). http://www.nist.gov/public_affairs/releases/aesq&a.htm
Comments (1)
Anonymous said
at 11:31 am on May 1, 2008
Changed the reference titles into links to the definition....I'm addicted to doing this now.
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