Câu 50: CISSP-ISSAP: Information Systems Security Architecture Professional

In which of the following cryptographic attacking techniques does the attacker pick up the information to be encrypted and take a copy of it with the encrypted data?

1. A. Chosen ciphertext attack
2. B. Known plaintext attack
3. C. Chosen plaintext attack — đáp án hiện tại
4. D. Ciphertext only attack