The Plaintext for the Ciphertext 11110000, given that the key is 0000000000 is
(a) 01100111
(b) 00000000
(c) 01001000
(d) 01101100
I got this question in examination.
This intriguing question originated from The Simplified Data Encryption Standard (SDES) topic in portion Block Ciphers and the Data Encryption Standard of Cryptograph & Network Security