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from Crypto.PublicKey import RSA | |
from Crypto.Cipher import PKCS1_v1_5 | |
from Crypto.Hash import SHA256 | |
from base64 import b64encode, b64decode | |
import hashlib | |
import os | |
# Replace with the path to your RSA public key file | |
public_key_file_path = 'rsa_public_key.key' | |
def load_public_key(file_path): | |
with open(file_path, 'rb') as file: | |
key_data = file.read() | |
public_key = RSA.import_key(key_data) | |
return public_key | |
def rsa_encrypt_by_public_key(data, public_key): | |
cipher = PKCS1_v1_5.new(public_key) | |
encrypted_data = cipher.encrypt(data) | |
return encrypted_data | |
def sha256_string(data): | |
sha256 = hashlib.sha256() | |
sha256.update(data.encode('utf-8')) | |
return sha256.digest() | |
PUBLIC_KEY = load_public_key(public_key_file_path) | |
input_dict = { | |
'appId': 1, | |
} | |
def obtain_sign(input_dict): | |
sorted_items = sorted(input_dict.items()) | |
data = '&'.join(f'{k}={v}' for k, v in sorted_items) + 'D9519A4B756946F081B7BB5B5E8D1197' | |
hashed_data = sha256_string(data) | |
encrypted_data = rsa_encrypt_by_public_key(hashed_data, PUBLIC_KEY) | |
return b64encode(encrypted_data).decode('utf-8') | |
sign_result = obtain_sign(input_dict) | |
print("Generated signature:", sign_result) |
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rsa_public_key.key
should be extracted fromassets
file of ConnectLife APK