Package io.getlime.security.powerauth.crypto.lib.util

Class ECPublicKeyFingerprint

java.lang.Object

io.getlime.security.powerauth.crypto.lib.util.ECPublicKeyFingerprint

public class ECPublicKeyFingerprint
extends Object

Class that is used for computing EC public key fingerprint. Goal of the public key fingerprint is to enable user to visually check that the public key was successfully exchanged between client and server.

Author:

Petr Dvorak, petr@wultra.com

Constructor Summary

Constructors

Constructor	Description
ECPublicKeyFingerprint()

Method Summary

Modifier and Type	Method	Description
static String	compute(ECPublicKey devicePublicKey, ECPublicKey serverPublicKey, String activationId, ActivationVersion activationVersion)	Compute activation fingerprint.

Methods inherited from class java.lang.Object

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

Constructor Details

ECPublicKeyFingerprint

public ECPublicKeyFingerprint()

Method Details

compute

public static String compute(ECPublicKey devicePublicKey,
 ECPublicKey serverPublicKey,
 String activationId,
 ActivationVersion activationVersion)
                      throws GenericCryptoException,
CryptoProviderException

Compute activation fingerprint.

Parameters:

devicePublicKey - Device public key.

serverPublicKey - Server public key, null for activation version 2.

activationId - Activation ID, null for activation version 2.

activationVersion - Activation version.

Returns:

Activation fingerprint.

Throws:

GenericCryptoException - Thrown in case fingerprint could not be computed.

CryptoProviderException - Thrown in case cryptography provider is initialized incorrectly.