net.e6tech.elements.security.hsm.atalla.simulator

Class CryptoUtil

java.lang.Object

net.e6tech.elements.security.hsm.atalla.simulator.CryptoUtil

public class CryptoUtil
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field and Description
protected static java.lang.String	ALGORITHM_DES_EDE
protected static java.lang.String	DES_EDE_CBC_NO_PADDING
protected static java.lang.String	DES_EDE_ECB_NO_PADDING

Method Summary

Modifier and Type	Method and Description
static java.lang.String	calculateCheckDigits(AtallaSimulator simulator, java.lang.String keyValue, int checkDigitHexLength)
static java.lang.String	calculateCheckDigits(javax.crypto.SecretKey secretKey, int checkDigitHexLength)
static java.lang.String	calculateKeyBytesCheckDigits(byte[] keyBytes, int checkDigitHexLength)
static javax.crypto.SecretKey	createSecretKey(byte[] keyBytes) ICC Master Key
static javax.crypto.SecretKey	derivativeICCMasterKey(AtallaSimulator simulator, AKB issuerMasterKey, java.lang.String pan, java.lang.String cardSequence) Derivative ICC Master Key from Issuer Master key
static byte[]	derivativeICCMasterKeyBytes(AtallaSimulator simulator, AKB issuerMasterKey, java.lang.String pan, java.lang.String cardSequence) Derivative ICC Master Key bytes from Issuer Master key
static byte[]	deriveSessionKeyBytes(byte[] iccMasterKeyBytes, java.lang.String diversificationData)
static byte[]	encrypt(byte[] keyBytes, byte[] clearText)
static byte[]	encrypt(javax.crypto.SecretKey secretKey, byte[] clearText)
static java.lang.String	mac(byte[] macKeyBytes, byte[] text, int resultLength)
static java.lang.String	mac(javax.crypto.SecretKey macKey, byte[] text, int resultLength)
static byte[]	padDatablock(byte[] data, byte firstPadByte, byte endPadByte)

Methods inherited from class java.lang.Object

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

Field Detail

ALGORITHM_DES_EDE

protected static final java.lang.String ALGORITHM_DES_EDE

See Also:

Constant Field Values

DES_EDE_ECB_NO_PADDING

protected static final java.lang.String DES_EDE_ECB_NO_PADDING

See Also:

Constant Field Values

DES_EDE_CBC_NO_PADDING

protected static final java.lang.String DES_EDE_CBC_NO_PADDING

See Also:

Constant Field Values

Method Detail

padDatablock

public static byte[] padDatablock(byte[] data,
                                  byte firstPadByte,
                                  byte endPadByte)

encrypt

public static byte[] encrypt(byte[] keyBytes,
                             byte[] clearText)
                      throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

encrypt

public static byte[] encrypt(javax.crypto.SecretKey secretKey,
                             byte[] clearText)
                      throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

mac

public static java.lang.String mac(byte[] macKeyBytes,
                                   byte[] text,
                                   int resultLength)
                            throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

mac

public static java.lang.String mac(javax.crypto.SecretKey macKey,
                                   byte[] text,
                                   int resultLength)
                            throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

createSecretKey

public static javax.crypto.SecretKey createSecretKey(byte[] keyBytes)
                                              throws java.security.GeneralSecurityException

ICC Master Key

Throws:

java.security.GeneralSecurityException

derivativeICCMasterKey

public static javax.crypto.SecretKey derivativeICCMasterKey(AtallaSimulator simulator,
                                                            AKB issuerMasterKey,
                                                            java.lang.String pan,
                                                            java.lang.String cardSequence)
                                                     throws java.security.GeneralSecurityException

Derivative ICC Master Key from Issuer Master key

Throws:

java.security.GeneralSecurityException

derivativeICCMasterKeyBytes

public static byte[] derivativeICCMasterKeyBytes(AtallaSimulator simulator,
                                                 AKB issuerMasterKey,
                                                 java.lang.String pan,
                                                 java.lang.String cardSequence)
                                          throws java.security.GeneralSecurityException

Derivative ICC Master Key bytes from Issuer Master key

Throws:

java.security.GeneralSecurityException

deriveSessionKeyBytes

public static byte[] deriveSessionKeyBytes(byte[] iccMasterKeyBytes,
                                           java.lang.String diversificationData)
                                    throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

calculateKeyBytesCheckDigits

public static java.lang.String calculateKeyBytesCheckDigits(byte[] keyBytes,
                                                            int checkDigitHexLength)
                                                     throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

calculateCheckDigits

public static java.lang.String calculateCheckDigits(javax.crypto.SecretKey secretKey,
                                                    int checkDigitHexLength)
                                             throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException

calculateCheckDigits

public static java.lang.String calculateCheckDigits(AtallaSimulator simulator,
                                                    java.lang.String keyValue,
                                                    int checkDigitHexLength)
                                             throws java.security.GeneralSecurityException

Throws:

java.security.GeneralSecurityException