What is a rainbow table how is it used in password cracking?

Related questions

1. Where is hashing used?
2. What does the hash builtin do?
3. What is difference between hash and encryption?
4. What is the best password hash?
5. Can you decrypt md5 password?
6. Why do hash types create a hash of a different length?
7. Why are passwords hashed and not encrypted?
8. What is the purpose of the Secure Hashing Algorithm?
9. How hashing is used in password protection?
10. How is hashing used in encryption?

Tags

1. #functions
2. #hashes
3. #limited
4. #table
5. #password
6. #consisting
7. #characters
8. #length
9. #reversing
10. #recovering
11. #rainbow
12. #certain
13. #precomputed
14. #credit
15. #cracking
16. #cryptographic
17. #numbers
18. #usually
19. #tables