CryptUtils

CryptUtils is a Python package for encryption and decryption including SM2, SM4.

SM2/SM4 Encrypt and Decrypt

from CryptUtils import SM2Encrypt, SM2Decrypt, SM4Encrypt, SM4Decrypt

SM2Encrypt(data)
SM2Decrypt(cipher)
SM4Encrypt(data, key, gzip = false)
SM4Decrypt(cipher, key, gzip = false)

Arguments

• data: The data to be encrypted.
• cipher: The encrypted data to be decrypted.
• key: The key used for SM4 encryption and decryption.
• gzip: A boolean flag indicating whether to use gzip compression (default is false).