Question: If the sender uses this block cipher to encrypt information and transmit data to a receiver who only supports Data Encryption Standard, what would need

If the sender uses this block cipher to encrypt information and transmit data to a receiver who only supports Data Encryption Standard, what would need to be adjusted at the transmitter side to allow the receiver to decrypt the message/data?

If the sender uses this block cipher to encrypt information and transmit

K2 Plaintext P Encryption Cipher C> Decryption

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