Metadata

ID: python-security/insecure-hash-functions

Language: Python

Severity: Warning

Category: Security

CWE: 327

Description

Do not use a broken or risky cryptographic algorithm. This exposes you to unwanted attacks.

It checks the following modules

• hashlib
• cryptography

Learn More

• CWE-327 - Use of a Broken or Risky Cryptographic Algorithm
• CWE-328 - Use of Weak Hash

Non-Compliant Code Examples

from cryptography.hazmat.primitives import hashes
digest = hashes.Hash(hashes.MD5())

from cryptography.hazmat.primitives import hashes
digest = hashes.Hash(hashes.MD5())

import hashlib

hashlib.new('md5')
hashlib.new('md4')


hashlib.md5("bla");

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