com.amazon.simplesignin.linkkeypair

Class LinkKeyPairProvider

java.lang.Object

com.amazon.simplesignin.linkkeypair.LinkKeyPairProvider

public final class LinkKeyPairProvider
extends Object

Generates an instance of LinkKeyPairProvider.LinkKeyPair containing linkSigningKey and linkVerificationKey used for signing and verifying SSI tokens respectively.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	LinkKeyPairProvider.LinkKeyPair Represents an EC asymmetric keypair.

Method Summary

Modifier and Type	Method and Description
LinkKeyPairProvider.LinkKeyPair	generateLinkKeyPair() Generates a LinkKeyPairProvider.LinkKeyPair.
static LinkKeyPairProvider	getInstance()
static ECPrivateKey	linkSigningKeyAsECPrivateKey(@NonNull byte[] keyBytes) Utility method to transform a linkSigningKey to its ECPrivateKey representation.
static ECPublicKey	linkVerificationKeyAsECPublicKey(@NonNull byte[] keyBytes) Utility method to transform a linkVerificationKey to its ECPublicKey representation.

Methods inherited from class java.lang.Object

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

Method Detail

getInstance

public static LinkKeyPairProvider getInstance()

generateLinkKeyPair

public LinkKeyPairProvider.LinkKeyPair generateLinkKeyPair()

Generates a LinkKeyPairProvider.LinkKeyPair.

Returns:

LinkKeyPair.

linkSigningKeyAsECPrivateKey

public static ECPrivateKey linkSigningKeyAsECPrivateKey(@NonNull
                                                        @NonNull byte[] keyBytes)
                                                 throws TokenException

Utility method to transform a linkSigningKey to its ECPrivateKey representation.

Parameters:

keyBytes - PKSC#8 encoding of private key.

Returns:

ECPrivateKey representation of linkSigningKey.

Throws:

InvalidKeyException - is thrown if linkSigningKey is not a valid EC private key.

TokenException - is thrown for any unexpected failures.

linkVerificationKeyAsECPublicKey

public static ECPublicKey linkVerificationKeyAsECPublicKey(@NonNull
                                                           @NonNull byte[] keyBytes)
                                                    throws TokenException

Utility method to transform a linkVerificationKey to its ECPublicKey representation.

Parameters:

keyBytes - X.509 encoding of public key.

Returns:

ECPublicKey representation of linkVerificationKey.

Throws:

InvalidKeyException - is thrown if linkVerificationKey is not a valid EC public key.

TokenException - is thrown for any unexpected failures.