io.divide.shared.util

Class Crypto

java.lang.Object

io.divide.shared.util.Crypto

public class Crypto
extends java.lang.Object

Method Summary

Methods

Modifier and Type	Method and Description
static java.security.KeyPair	createKeyPair(byte[] encodedPublicKey, byte[] encodedPrivateKey)
static byte[]	decrypt(byte[] encryptedMessage, java.security.PrivateKey privateKey)
static byte[]	encrypt(byte[] message, java.security.PublicKey publicKey)
static java.security.KeyPair	getNew()
java.security.PrivateKey	getPrivateKey()
java.security.PublicKey	getPublicKey()
static java.security.PrivateKey	priKeyFromBytes(byte[] bytes)
static java.security.PublicKey	pubKeyFromBytes(byte[] bytes)
static byte[]	sign(byte[] message, java.security.PrivateKey privateKey)
static byte[]	unsign(byte[] signedMessage, java.security.PublicKey publicKey)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

getNew

public static java.security.KeyPair getNew()
                                    throws java.security.NoSuchAlgorithmException

Throws:

java.security.NoSuchAlgorithmException

getPublicKey

public java.security.PublicKey getPublicKey()

getPrivateKey

public java.security.PrivateKey getPrivateKey()

sign

public static byte[] sign(byte[] message,
          java.security.PrivateKey privateKey)

encrypt

public static byte[] encrypt(byte[] message,
             java.security.PublicKey publicKey)

unsign

public static byte[] unsign(byte[] signedMessage,
            java.security.PublicKey publicKey)

decrypt

public static byte[] decrypt(byte[] encryptedMessage,
             java.security.PrivateKey privateKey)

pubKeyFromBytes

public static java.security.PublicKey pubKeyFromBytes(byte[] bytes)
                                               throws java.security.NoSuchAlgorithmException,
                                                      java.security.spec.InvalidKeySpecException

Throws:

java.security.NoSuchAlgorithmException

java.security.spec.InvalidKeySpecException

priKeyFromBytes

public static java.security.PrivateKey priKeyFromBytes(byte[] bytes)
                                                throws java.security.NoSuchAlgorithmException,
                                                       java.security.spec.InvalidKeySpecException

Throws:

java.security.NoSuchAlgorithmException

java.security.spec.InvalidKeySpecException

createKeyPair

public static java.security.KeyPair createKeyPair(byte[] encodedPublicKey,
                                  byte[] encodedPrivateKey)