Symmetric Keys Explained
| Games : Codes And Ciphers A symmetric key or cipher is when the one key is used to encipher and to decipher a code. Thus if you have the cipher FLIBBLE having used the WARDDAS to encrypt the plain text, then WARDDAS is the key. Now with a symmetric key you use the same key to encipher and decipher, so possession of that key enables anyone to encipher or decipher any message.
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