com.predic8.membrane.core.interceptor.authentication.session.totp

Class OtpProvider

java.lang.Object

com.predic8.membrane.core.interceptor.authentication.session.totp.OtpProvider

public class OtpProvider
extends Object

Class containing implementation of HOTP/TOTP. Generates OTP codes for one or more accounts. Source: http://code.google.com/p/google-authenticator License: ASL 2.0

Author:

Steve Weis (sweis@google.com), Cem Paya (cemp@google.com)

Field Summary

Fields

Modifier and Type	Field and Description
static int	DEFAULT_INTERVAL Default passcode timeout period (in seconds)

Constructor Summary

Constructors

Constructor and Description
OtpProvider()
OtpProvider(int interval)

Method Summary

Modifier and Type	Method and Description
String	getNextCode(String secret, long time)
boolean	verifyCode(String secret, long time, String code, int window)

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_INTERVAL

public static final int DEFAULT_INTERVAL

Default passcode timeout period (in seconds)

See Also:

Constant Field Values

Constructor Detail

OtpProvider

public OtpProvider()

OtpProvider

public OtpProvider(int interval)

Method Detail

getNextCode

public String getNextCode(String secret,
                          long time)

verifyCode

public boolean verifyCode(String secret,
                          long time,
                          String code,
                          int window)