com.amazon.simplesignin.linktoken

Interface ILinkTokenCryptoKeyProvider

public interface ILinkTokenCryptoKeyProvider

ILinkTokenCryptoKeyProvider is implemented by partners to provide logic to retrieve the crypto keys used in encryption/decryption of link tokens.

Method Summary

Modifier and Type	Method and Description
SimpleSignInCryptoKey<SecretKey>	getDecryptionKey(IRequestContext requestContext, String keyIdentifier) Returns the key to use for decryption.
SimpleSignInCryptoKey<SecretKey>	getEncryptionKey(IRequestContext requestContext) Returns the key to use for encryption.

Method Detail

getEncryptionKey

SimpleSignInCryptoKey<SecretKey> getEncryptionKey(IRequestContext requestContext)
                                           throws TokenException

Returns the key to use for encryption.

Parameters:

requestContext - IRequestContext object which holds contextual information required to choose the appropriate encryption key to use for this request.

Returns:

SimpleSignInCryptoKey.

Throws:

TokenException

getDecryptionKey

SimpleSignInCryptoKey<SecretKey> getDecryptionKey(IRequestContext requestContext,
                                                  String keyIdentifier)
                                           throws TokenException

Returns the key to use for decryption.

Parameters:

requestContext - IRequestContext object which holds additional contextual information about the request.

keyIdentifier - An identifier which denotes the key used for encryption. This identifier value is used along with requestContext to pick the appropriate decryption key to use.

Returns:

SimpleSignInCryptoKey.

Throws:

TokenException