Package com.aripd.util.security

Class CryptoUtils

java.lang.Object

com.aripd.util.security.CryptoUtils

public class CryptoUtils
extends Object

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	CryptoUtils()

Method Summary

Modifier and Type	Method	Description
static SecretKey	getAESKey(int keysize)
static SecretKey	getAESKeyFromPassword(char[] password, byte[] salt)
static byte[]	getRandomNonce(int numBytes)
static String	hex(byte[] bytes)
static String	hexWithBlockSize(byte[] bytes, int blockSize)

Methods inherited from class java.lang.Object

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

Constructor Detail

CryptoUtils

protected CryptoUtils()

Method Detail

getRandomNonce

public static byte[] getRandomNonce(int numBytes)

getAESKey

public static SecretKey getAESKey(int keysize)
                           throws NoSuchAlgorithmException

Throws:

NoSuchAlgorithmException

getAESKeyFromPassword

public static SecretKey getAESKeyFromPassword(char[] password,
                                              byte[] salt)
                                       throws NoSuchAlgorithmException,
                                              InvalidKeySpecException

Throws:

NoSuchAlgorithmException

InvalidKeySpecException

hex

public static String hex(byte[] bytes)

hexWithBlockSize

public static String hexWithBlockSize(byte[] bytes,
                                      int blockSize)