Generating a Public/Private Key Pair : KeyPairGenerator « Security « Java Tutorial

Home
Java Tutorial
1.Language
2.Data Type
3.Operators
4.Statement Control
5.Class Definition
6.Development
7.Reflection
8.Regular Expressions
9.Collections
10.Thread
11.File
12.Generics
13.I18N
14.Swing
15.Swing Event
16.2D Graphics
17.SWT
18.SWT 2D Graphics
19.Network
20.Database
21.Hibernate
22.JPA
23.JSP
24.JSTL
25.Servlet
26.Web Services SOA
27.EJB3
28.Spring
29.PDF
30.Email
31.J2ME
32.J2EE Application
33.XML
34.Design Pattern
35.Log
36.Security
37.Apache Common
38.Ant
39.JUnit
Java Tutorial » Security » KeyPairGenerator 
36.22.7.Generating a Public/Private Key PairPrevious/Next
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.PrivateKey;
import java.security.PublicKey;

public class Main {
  public static void main(String[] argvthrows Exception {
    // Generate a 1024-bit Digital Signature Algorithm (DSA) key pair
    KeyPairGenerator keyGen = KeyPairGenerator.getInstance("DSA");
    keyGen.initialize(1024);
    KeyPair keypair = keyGen.genKeyPair();
    PrivateKey privateKey = keypair.getPrivate();
    System.out.println(privateKey);
    PublicKey publicKey = keypair.getPublic();
    System.out.println(publicKey);
  }
}
36.22.KeyPairGenerator
36.22.1.Creating a Certification Request
36.22.2.Adding Extensions to a Certification Request
36.22.3.Creating a Certificate from a Certification Request
36.22.4.Asymmetric Key Maker
36.22.5.Getting the Bytes of a Generated Key Pair
36.22.6.The bytes can be converted back to public and private key objects
36.22.7.Generating a Public/Private Key Pair
36.22.8.Generate a 576-bit DH key pair
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.