de.pawlidi.openaletheia.utils

Class CipherUtils

java.lang.Object

de.pawlidi.openaletheia.utils.CipherUtils

public final class CipherUtils
extends Object

Author:

PAWLIDIM

Field Summary

Fields

Modifier and Type	Field and Description
static String	CIPHER_ALGORITHM
static String	CIPHER_EXTENDED_ALGORITHM
static String	MESSAGE_DIGEST_ALGORITHM
static String	RANDOM_NUMBER_GENERATOR_ALGORITHM

Method Summary

Modifier and Type	Method and Description
static RSAPrivateKey	buildPrivateKey(String key)
static RSAPublicKey	buildPublicKey(String key)
static byte[]	computeSignature(byte[] data) Compute signature
static byte[]	computeSignature(Properties properties)
static String	computeSignatureString(Properties properties)
static byte[]	decrypt(byte[] data, Key key)
static String	decryptWithAES(String data, String key)
static byte[]	encrypt(byte[] data, Key key)
static String	encryptPassword(String password)
static String	encryptWithAES(String data, String key)
static KeyPair	generateKeyPair()
static String	getPrivateKey(KeyPair keyPair)
static String	getPublicKey(KeyPair keyPair)
static boolean	verifyPassword(String plainPassword, String encryptedPassword) Checks an unencrypted (plain) password against an encrypted one to see if they match.

Methods inherited from class java.lang.Object

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

Field Detail

MESSAGE_DIGEST_ALGORITHM

public static final String MESSAGE_DIGEST_ALGORITHM

See Also:

Constant Field Values

CIPHER_ALGORITHM

public static final String CIPHER_ALGORITHM

See Also:

Constant Field Values

CIPHER_EXTENDED_ALGORITHM

public static final String CIPHER_EXTENDED_ALGORITHM

See Also:

Constant Field Values

RANDOM_NUMBER_GENERATOR_ALGORITHM

public static final String RANDOM_NUMBER_GENERATOR_ALGORITHM

See Also:

Constant Field Values

Method Detail

computeSignatureString

public static String computeSignatureString(Properties properties)

Parameters:

properties -

Returns:

computeSignature

public static byte[] computeSignature(Properties properties)

Parameters:

properties -

Returns:

computeSignature

public static byte[] computeSignature(byte[] data)

Compute signature

Parameters:

data -

Returns:

buildPublicKey

public static RSAPublicKey buildPublicKey(String key)

Parameters:

data -

Returns:

buildPrivateKey

public static RSAPrivateKey buildPrivateKey(String key)

Parameters:

data -

Returns:

encrypt

public static byte[] encrypt(byte[] data,
                             Key key)

Parameters:

data -

key -

Returns:

encryptWithAES

public static String encryptWithAES(String data,
                                    String key)

Parameters:

data -

key -

Returns:

decryptWithAES

public static String decryptWithAES(String data,
                                    String key)

Parameters:

data -

key -

Returns:

decrypt

public static byte[] decrypt(byte[] data,
                             Key key)

Parameters:

data -

key -

Returns:

generateKeyPair

public static KeyPair generateKeyPair()

Returns:

getPublicKey

public static String getPublicKey(KeyPair keyPair)

Parameters:

keyPair -

Returns:

getPrivateKey

public static String getPrivateKey(KeyPair keyPair)

Parameters:

keyPair -

Returns:

encryptPassword

public static String encryptPassword(String password)

verifyPassword

public static boolean verifyPassword(String plainPassword,
                                     String encryptedPassword)

Checks an unencrypted (plain) password against an encrypted one to see if they match.

Parameters:

plainPassword - the plain password to check.

encryptedPassword - the digest against which to check the password.

Returns:

true if passwords match, false if not or empty