Cryptography & Security

Advanced Credential Security Challenge

Examine cutting-edge protocols for protecting authentication secrets in cryptographic environments.

#password hashing#brute-force resistance#PBKDF2#Argon2#entropy calculation#salting techniques#key stretching

Total Questions

Difficulty Level

hard

Progress

0/0

Quiz Questions

Answer all questions below and test your knowledge.

1
The primary goal of using multiple iterations in PBKDF2 is to:
Question 1
2
What is the minimum recommended salt length for password hashing according to NIST SP 800-63B?
Question 2
3
Which Argon2 variant is recommended for general password hashing to balance resistance against side-channel and GPU attacks?
Question 3
4
A passphrase using 5 random words from a 2048-word dictionary provides approximately how many bits of security?
Question 4
5
What distinguishes a hybrid password cracking attack?
Question 5
6
In password storage, a pepper is defined as:
Question 6