org.jboss.security.otp

Class TimeBasedOTPUtil

java.lang.Object

org.jboss.security.otp.TimeBasedOTPUtil

public class TimeBasedOTPUtil
extends Object

Utility class associated with the TimeBasedOTP class

Since:

Sep 20, 2010

Author:

Anil.Saldhana@redhat.com

Constructor Summary

Constructors

Constructor and Description
TimeBasedOTPUtil()

Method Summary

Modifier and Type	Method and Description
static boolean	validate(String submittedOTP, byte[] secret, int numDigits) Validate a submitted OTP string
static boolean	validate256(String submittedOTP, byte[] secret, int numDigits) Validate a submitted OTP string using HMAC_256
static boolean	validate512(String submittedOTP, byte[] secret, int numDigits) Validate a submitted OTP string using HMAC_512

Methods inherited from class java.lang.Object

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

Constructor Detail

TimeBasedOTPUtil

public TimeBasedOTPUtil()

Method Detail

validate

public static boolean validate(String submittedOTP,
                               byte[] secret,
                               int numDigits)
                        throws GeneralSecurityException

Validate a submitted OTP string

Parameters:

submittedOTP - OTP string to validate

secret - Shared secret

Returns:

Throws:

GeneralSecurityException

validate256

public static boolean validate256(String submittedOTP,
                                  byte[] secret,
                                  int numDigits)
                           throws GeneralSecurityException

Validate a submitted OTP string using HMAC_256

Parameters:

submittedOTP - OTP string to validate

secret - Shared secret

Returns:

Throws:

GeneralSecurityException

validate512

public static boolean validate512(String submittedOTP,
                                  byte[] secret,
                                  int numDigits)
                           throws GeneralSecurityException

Validate a submitted OTP string using HMAC_512

Parameters:

submittedOTP - OTP string to validate

secret - Shared secret

Returns:

Throws:

GeneralSecurityException