This article talks about the Data Encryption Standard (DES), a historic encryption algorithm known for its 56-bit key length. We explore its operation, key transformation, and encryption process, shedding light on its role in data security and its vu...
# Python3 code for the above approach# Hexadecimal to binary conversiondef hex2bin(s):mp = {'0': "0000",'1': "0001",'2': "0010",'3': "0011",'4': "0100",'5': "0101",'6': "0110",'7': "0111",'8': "1000",'9': "1001",'A': "1010",'B': "1011",'C': "1100",// Define DES key and plaintextconst key = "0123456789abcdef";const plaintext = "Hello, world!";// Perform DES encryptionconst des = new DES(key);const ciphertext = des.encrypt(plaintext);// Perform DES decryptionconst decrypted = des.decrypt(ciphertext);Content Under CC-BY-SA licenseData Encryption Standard: Concept and Modes of Operations
Data encryption standard (DES) | Set 1 - GeeksforGeeks
WEBSep 20, 2023 · Learn about the historic block cipher algorithm DES, its operation, key transformation, and encryption process. See how DES …
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