Web Security · Junior · Question 55 of 75
What is a salt in password hashing?
- ✓Correct answer: A random value stored with each hash, so identical passwords produce different hashes
- 2Extra characters the user must add to their password
- 3A secret key shared by all users and kept in the code
Explanation
Salts make rainbow tables useless and stop attackers from cracking all users with the same password at once. Modern algorithms add salts automatically.