org.jlab.coda.cMsg.remoteExec

Class ExecutorSecurity

java.lang.Object

org.jlab.coda.cMsg.remoteExec.ExecutorSecurity

public class ExecutorSecurity
extends java.lang.Object

This class is used to encrypt passwords which in turn allow users to restrict the ability of Commanders to work with password-enabled Executors. Uses AES (128 bit key) encryption. Singleton.

Author:

timmer Date: Nov 1, 2010

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static java.util.Base64.Decoder	b64Decoder Decoder for binary data.
(package private) static java.util.Base64.Encoder	b64Encoder Encoder for binary data.
(package private) static java.lang.String	cipherType
(package private) static javax.crypto.Cipher	decipherAES
(package private) static javax.crypto.Cipher	encipherAES
(package private) static java.lang.String	secretKeyType

Constructor Summary

Constructors

Constructor and Description
ExecutorSecurity()

Method Summary

Modifier and Type	Method and Description
static java.lang.String	decrypt(java.lang.String str) Decrypt encrypted string.
static java.lang.String	encrypt(java.lang.String str) Encrypt string.
static byte[]	generateKeyDataAES() Use this method to generate a new AES key in byte array form.
static void	main(java.lang.String[] args) Here's an example that uses this class to generate a key and use that to encrypt and decrypt a string.

Methods inherited from class java.lang.Object

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

Field Detail

encipherAES

static javax.crypto.Cipher encipherAES

decipherAES

static javax.crypto.Cipher decipherAES

cipherType

static java.lang.String cipherType

secretKeyType

static java.lang.String secretKeyType

b64Encoder

static final java.util.Base64.Encoder b64Encoder

Encoder for binary data.

b64Decoder

static final java.util.Base64.Decoder b64Decoder

Decoder for binary data.

Constructor Detail

ExecutorSecurity

public ExecutorSecurity()

Method Detail

generateKeyDataAES

public static byte[] generateKeyDataAES()

Use this method to generate a new AES key in byte array form. This array used in the static block when it is turned back into a key.

Returns:

secret key in byte array form

encrypt

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

Encrypt string.

Parameters:

str - string to encrypt

Returns:

encrypted string.

decrypt

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

Decrypt encrypted string.

Parameters:

str - encrypted string.

Returns:

decrypted string.

main

public static void main(java.lang.String[] args)

Here's an example that uses this class to generate a key and use that to encrypt and decrypt a string.

Parameters:

args - arguments