EH-04-P1 - Hash Types

Question 1

MD5

Answer 1

128-bit cryptographic hash. Considered vulnerable since 2012

Question 2

SHA-1

Answer 2

160-bit cryptographic hash. Collision attack was performed in 2017

Question 3

SHA-256

Answer 3

256-bit cyrptographic hash. Used mainly is SSH and SSL

Question 4

NTLM

Answer 4

Re-encoded text hashed with MD4. Used in Windows OS

Question 5

NetNTLM

Answer 5

Improved version of NTLM. Uses salting and timestamps against PTH

Question 6

RSA

Answer 6

Considered very strong. Uses asymmetrical digital signature