Cryptography, Cybersecurity, Rsa, Encryption.
bits. We then have two hashing functions of G and H. The G function expands the k_0 bits of r into n-k_0 bits, and which is EX-OR with the padded message. This produces X. Next we take the value and feed it into H, and which hashes the bits to produce k_0 bits. This is then EX-OR with r to produce