Package io.jans.casa.plugins.authnmethod.service.otp

Class HOTPAlgorithmService

java.lang.Object

io.jans.casa.plugins.authnmethod.service.otp.HOTPAlgorithmService

All Implemented Interfaces:

IOTPAlgorithm

@ApplicationScoped
public class HOTPAlgorithmService
extends Object
implements IOTPAlgorithm

Created by jgomer on 2018-06-28. An app. scoped bean that encapsulates logic related to generating and validating OTP keys. See https://tools.ietf.org/html/rfc6238 and https://tools.ietf.org/html/rfc4226. Migrated from com.lochbridge.oath to com.github.bastiaanjansen:otp-java.

Constructor Summary

Constructors

Constructor	Description
HOTPAlgorithmService()

Method Summary

Modifier and Type	Method	Description
byte[]	generateSecretKey()
String	generateSecretKeyUri(byte[] secretKey, String displayName)
String	getExternalUid(String secretKey, String code)
void	init(HOTPConfig conf, String issuer)
org.zkoss.util.Pair<Boolean,Long>	validateKey(String secretKey, String otpCode, int movingFactor, Integer alternativeLookAheadWindow)

Methods inherited from class java.lang.Object

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

Constructor Details

HOTPAlgorithmService

public HOTPAlgorithmService()

Method Details

init

public void init(HOTPConfig conf,
 String issuer)

generateSecretKey

public byte[] generateSecretKey()

Specified by:

generateSecretKey in interface IOTPAlgorithm

generateSecretKeyUri

public String generateSecretKeyUri(byte[] secretKey,
 String displayName)

Specified by:

generateSecretKeyUri in interface IOTPAlgorithm

getExternalUid

public String getExternalUid(String secretKey,
 String code)

Specified by:

getExternalUid in interface IOTPAlgorithm

validateKey

public org.zkoss.util.Pair<Boolean,Long> validateKey(String secretKey,
 String otpCode,
 int movingFactor,
 Integer alternativeLookAheadWindow)