org.yestech.lib.crypto
Class AesUtils

java.lang.Object
  org.yestech.lib.crypto.AesUtils

public class AesUtils
extends java.lang.Object

Class that implements AES Algorithmns

Method Summary

static java.lang.String	decrypt(java.lang.String value)
static java.lang.String	decrypt(java.lang.String key, java.lang.String value) Decrypts a AES ecrypted message with a Base64 128bit key
static java.lang.String	decryptBase64(java.lang.String value)
static java.lang.String	decryptBase64(java.lang.String key, java.lang.String value) Decrypts a AES ecrypted message with a Base64 128bit key
static java.lang.String	encrypt(int value)
static java.lang.String	encrypt(long value)
static java.lang.String	encrypt(java.lang.String message)
static java.lang.String	encrypt(java.lang.String key, boolean value)
static java.lang.String	encrypt(java.lang.String key, byte value)
static java.lang.String	encrypt(java.lang.String key, char value)
static java.lang.String	encrypt(java.lang.String key, double value)
static java.lang.String	encrypt(java.lang.String key, float value)
static java.lang.String	encrypt(java.lang.String key, int value)
static java.lang.String	encrypt(java.lang.String key, long value)
static java.lang.String	encrypt(java.lang.String key, java.lang.String message) Encrypts a message using a 128bit Bse64 key using AES.
static java.lang.String	encryptBase64(int value)
static java.lang.String	encryptBase64(long value)
static java.lang.String	encryptBase64(java.lang.String message)
static java.lang.String	encryptBase64(java.lang.String key, boolean value)
static java.lang.String	encryptBase64(java.lang.String key, byte value)
static java.lang.String	encryptBase64(java.lang.String key, char value)
static java.lang.String	encryptBase64(java.lang.String key, double value)
static java.lang.String	encryptBase64(java.lang.String key, float value)
static java.lang.String	encryptBase64(java.lang.String key, int value)
static java.lang.String	encryptBase64(java.lang.String key, long value)
static java.lang.String	encryptBase64(java.lang.String key, java.lang.String message) Encrypts a message using a 128bit Bse64 key using AES.
static java.lang.String	generateKey() Returns an AES 128bit Base64 key
static java.lang.String	generateKey(int keySize) Returns an AES nbit Base64 key
static java.lang.String	getEnryptionKey()
static void	setEnryptionKey(java.lang.String key) Must be a Base64 128bit key!!!! If in doubt use generateKey().

Methods inherited from class java.lang.Object

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

Method Detail

setEnryptionKey

public static void setEnryptionKey(java.lang.String key)

Must be a Base64 128bit key!!!! If in doubt use generateKey().

Parameters:

key - Base64 128bit

getEnryptionKey

public static java.lang.String getEnryptionKey()

encrypt

public static java.lang.String encrypt(long value)

encrypt

public static java.lang.String encrypt(int value)

encrypt

public static java.lang.String encrypt(java.lang.String message)

encryptBase64

public static java.lang.String encryptBase64(long value)

encryptBase64

public static java.lang.String encryptBase64(int value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String message)

generateKey

public static java.lang.String generateKey()

Returns an AES 128bit Base64 key

Returns:

AES 128bit Base64 key

generateKey

public static java.lang.String generateKey(int keySize)

Returns an AES nbit Base64 key

Parameters:

keySize - Size of the key

Returns:

AES 128bit Base64 key

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       java.lang.String message)

Encrypts a message using a 128bit Bse64 key using AES.

Parameters:

key - 128bit Base64 AES key

message - Message to encrypt

Returns:

hex encoded encrypted message

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             java.lang.String message)

Encrypts a message using a 128bit Bse64 key using AES.

Parameters:

key - 128bit Base64 AES key

message - Message to encrypt

Returns:

bse64 encoded encrypted message

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       long value)

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       int value)

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       boolean value)

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       char value)

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       byte value)

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       float value)

encrypt

public static java.lang.String encrypt(java.lang.String key,
                                       double value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             long value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             int value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             boolean value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             char value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             byte value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             float value)

encryptBase64

public static java.lang.String encryptBase64(java.lang.String key,
                                             double value)

decrypt

public static java.lang.String decrypt(java.lang.String key,
                                       java.lang.String value)

Decrypts a AES ecrypted message with a Base64 128bit key

Parameters:

key - AES Base64 128bit key

value - hex encoded encrypted message to decrypt

Returns:

the original message

decryptBase64

public static java.lang.String decryptBase64(java.lang.String key,
                                             java.lang.String value)

Decrypts a AES ecrypted message with a Base64 128bit key

Parameters:

key - AES Base64 128bit key

value - Base64 encoded encrypted message to decrypt

Returns:

the original message

decrypt

public static java.lang.String decrypt(java.lang.String value)

decryptBase64

public static java.lang.String decryptBase64(java.lang.String value)