In a symmetric key algorithm ( e. g., DES and AES ), the sender and receiver must have a shared key set up in advance and kept secret from all other parties ; the sender uses this key for encryption, and the receiver uses the same key for decryption.

In a symmetric key algorithm ( e. g., DES and AES ), the sender and receiver must have a shared key set up in advance and kept secret from all other parties ; the sender uses this key for encryption, and the receiver uses the same key for decryption.

0.003 seconds.