CompTIA Security+ SY0-601 – Question154 Which of the following is a cryptographic concept that operates on a fixed length of bits? A. Block cipherB. HashingC. Key stretchingD. Salting Show Answer Hide Answer Correct Answer: A Explanation: Reference: https://en.wikipedia.org/wiki/Block_cipher#:~:text=In%20cryptograph… Post navigation CompTIA Security+ SY0-601 – Question153CompTIA Security+ SY0-601 – Question155