Question

What is the maximum length of the message (in bits) that can be taken by SHA-512?

(a) 2^128

(b) 2^256

(c) 2^64

(d) 2^192

I have been asked this question during a job interview.

I'd like to ask this question from Secure Hash Algorithms (SHA) in division Other Public Key Cryptosystems and Cryptographic Hash Functions of Cryptograph & Network Security

Answer 1

Right answer is (a) 2^128

Explanation: The maximum length of the message is 2^128.