Câu 114: 312-50V13: Certified Ethical Hacker v13

Tony wants to integrate a 128-bit symmetric block cipher with key sizes of 128, 192, or 256 bits into a software program, which involves 32 rounds of computational operations that include substitution and permutation operations on four 32-bit word blocks using 8-variable S-boxes with 4-bit entry and 4-bit exit. Which of the following algorithms includes all the above features and can be integrated by Tony into the software program?

1. A. CAST-128
2. B. RC5
3. C. TEA
4. D. Serpent — đáp án hiện tại