求算法SHA1WithRSA

ノ朽默℡

加密结果为：
SkR05iKvbbA70wMZADBfWdF+/cSBbnwfSXaAvuRv4GibsK0Pzw12QNfVe+0s3REOEIv8dA2cJv8eclvcpzTuLFNB3gdvyuLCZAoC4mkDg9IUgsDUe8WklrxOH0IpqUCKmx8CJ04LbIc1BI/0zbrKdglf30SeHDc/JLymgXbh9iU=

1. import java.security.KeyFactory;
   
2. import java.security.PrivateKey;
   
3. import java.security.Signature;
   
4. import java.security.spec.PKCS8EncodedKeySpec;
   
5. import java.util.Base64;
   
6. 
   
7. public class RSASignature {
   
8.         public static void main(String[] arg3) throws Exception {
   
9.                 System.out.print(sign("ceshi123","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"));
   
10.                
    
11.         }
    
12.     public static String sign(String str, String Key) {
    
13.         try {
    
14.             PrivateKey generatePrivate = KeyFactory.getInstance("RSA").generatePrivate(new PKCS8EncodedKeySpec(Base64.getDecoder().decode(Key)));
    
15.             Signature instance = Signature.getInstance("SHA1WithRSA");
    
16.             instance.initSign(generatePrivate);
    
17.             instance.update(str.getBytes());
    
18.             return Base64.getEncoder().encodeToString(instance.sign());
    
19.         } catch (Exception e) {
    
20.             e.printStackTrace();
    
21.             return null;
    
22.         }
    
23.     }
    
24. }

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demo0827.e (2.88 KB, 下载次数: 108)

2021-8-27 14:23 上传

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