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  1. 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 conversion
    def 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 plaintext
    const key = "0123456789abcdef";
    const plaintext = "Hello, world!";
    // Perform DES encryption
    const des = new DES(key);
    const ciphertext = des.encrypt(plaintext);
    // Perform DES decryption
    const decrypted = des.decrypt(ciphertext);
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  2. Data Encryption Standard (DES)
    Data encryption standard (DES) is a method of encrypting and decrypting data using a 56-bit key.
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  3. Data Encryption Standard: Concept and Modes of Operations

  4. 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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