Virtual Labs

a: Bitwise XOR only Explanation

Explanation

b: Substitution-permutation networks, key mixing, and bitwise operations Explanation

Explanation

c: Modular addition only Explanation

Explanation

d: Feistel network structure Explanation

Explanation

a: To add an extra layer of security Explanation

Explanation

b: To ensure both halves contribute to the final output Explanation

Explanation

c: To perform key mixing Explanation

Explanation

d: To divide the block into fixed-size blocks Explanation

Explanation

a: 64 bits Explanation

Explanation

b: 128 bits Explanation

Explanation

c: 256 bits Explanation

Explanation

d: 512 bits Explanation

Explanation

Experiment 7: Encryption of plaintext using Twofish algorithm