Null encryption key

[QiAnXinCodeSafe]

knowledge-repo/knowledge_repo/app/config_defaults.py

Line 21 in d3bca42

SECRET_KEY = None

Using a null encryption key can easily weaken the security of the encryption measure or even turn to zero, and the attacker can easily get the plaintext information through the ciphertext.It is not recommended to use NULL as the encryption key.