RSA签名 python PHP demo 例子

python RSA+MD5签名demo：

 1 #!/usr/bin/env python2.7
 2 #coding:utf-8
 3 
 4 import base64
 5 from Crypto.PublicKey import RSA
 6 from Crypto.Signature import PKCS1_v1_5
 7 from Crypto.Hash import SHA,MD5
 8 
 9 TEST_PRIKEY='''-----BEGIN RSA PRIVATE KEY-----
10 MIIBVAIBADANBgkqhkiG9w0BAQEFAASCAT4wggE6AgEAAkEAmXug8cAahQfFpHYGe3K9gHsBvhnD
11 VlfR+SkfVQ8pLFEeQGWu7C0xKLNgzkBKP8A9y9j+Zoyv1irPRJvasgR3uwIDAQABAkAN6AezH8bH
12 Wubrec4ojULiS0LjKI5sWlSqELHIETGX1DXPrkx61AojZGFdO+4rINkXgix5sQAkeExlWml8EMph
13 AiEAx4gOPVfATGBm7AWS74geXFaA0ONegSJy1i5oUJnHm/MCIQDE62Gyi1lzmCnC63S7EgmvbtK0
14 BzZhgs95k3NPLtEPGQIhAJQJ7ga1RIdmPvZ+bDYr19rKk2hoSYWl+W3PoLWsYtzhAiAWwGtlSZxo
15 MqiAkNvH0Wm1D0Tg8ARkd8yo61RjTbFx4QIgAzEzc/MYJubgOqjGB91Bo/GIWyx1NEmBstdA3G5W
16 f08=
17 -----END RSA PRIVATE KEY-----'''
18 
19 TEST_PUBKEY='''-----BEGIN PUBLIC KEY-----
20 MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBAJl7oPHAGoUHxaR2BntyvYB7Ab4Zw1ZX0fkpH1UPKSxR
21 HkBlruwtMSizYM5ASj/APcvY/maMr9Yqz0Sb2rIEd7sCAwEAAQ==
22 -----END PUBLIC KEY-----'''
23 
24 def sign(data,priKey=None):
25     if priKey==None:
26         priKey=TEST_PRIKEY
27     key = RSA.importKey(priKey)
28     h = MD5.new(data)
29     # print h
30     signer = PKCS1_v1_5.new(key)
31     signature = signer.sign(h)
32     # print signature
33     return_ret= base64.b64encode(signature)
34     # print return_ret
35     return return_ret
36 
37 
38 def verify(data, signature, DEBUG=False):
39     if DEBUG:
40         pubKey=TEST_PUBKEY
41     else:
42         pubKey=''
43     if not data:
44         return False
45     if not signature:
46         return False
47     key = RSA.importKey(pubKey)
48     h = MD5.new(data)
49     verifier = PKCS1_v1_5.new(key)
50     if verifier.verify(h, base64.b64decode(signature)):
51         return True
52     return False
53 
54 
55 if __name__ == '__main__':
56     test_byte = 'test_abc'
57     print test_byte
58     sign_data = sign(test_byte)
59     print sign_data
60     print verify(test_byte, sign_data, DEBUG=True)

RSA签名加密及验证

PHP RSA+MD5签名demo：

 1 <?php
 2 ini_set('error_reporting', -1);
 3 ini_set('display_errors', -1);
 4 
 5 header('Content-Type: text/html; charset=utf-8');
 6 
 7 
 8 # openssl genrsa -out rsa_private_key.pem 1024
 9 # openssl rsa -in rsa_private_key.pem -pubout -out rsa_public_key.pem
10 
11 
12 $private_key = file_get_contents("rsa_private_key.pem");
13 $public_key = file_get_contents("rsa_public_key.pem");
14 
15 $data = 'test_abc';
16 
17 $res = openssl_get_privatekey($private_key);
18 openssl_sign($data, $sign, $res, OPENSSL_ALGO_MD5);
19 openssl_free_key($res);
20 $encrypt = base64_encode($sign);
21 echo $encrypt,"\n";

PHP RSA签名 rsa_demo.php

PS：PHP 加密方法openssl_sign API：http://php.net/manual/zh/function.openssl-sign.php

Signature Algorithms 参数可以直接指定 OPENSSL_ALGO_MD5

RSA签名 python PHP demo 例子

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