Question

Which of the following is not an example of offline password attack?

(a) Dictionary attack

(b) Rainbow attacks

(c) Brute force attack

(d) Spamming attack

This question was posed to me during an online interview.

Query is from Password Cracking and Security Measures topic in division Cyber Security Types of Cyber Security

Answer 1

Correct answer is (d) Spamming attack

The best I can explain: The offline attack needs physical access to the system that is having a password file or the hacker needs to crack the system by other means. A dictionary attack, rainbow, and brute force come under offline attack.