5. Explain the DES data encryption technique with plaintext of 64 bits and keys of 56 bits. Also, describe the decryption algorithm. 6. What are the shortcomings of DES that led to the invention of AES? Make your response really precise.

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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5. Explain the DES data encryption technique with plaintext of 64 bits and
keys of 56 bits. Also, describe the decryption algorithm. 6. What are the
shortcomings of DES that led to the invention of AES? Make your response
really precise.
Transcribed Image Text:5. Explain the DES data encryption technique with plaintext of 64 bits and keys of 56 bits. Also, describe the decryption algorithm. 6. What are the shortcomings of DES that led to the invention of AES? Make your response really precise.
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