com.google.crypto.tink.keyderivation.internal

Class PrfBasedKeyDeriver

java.lang.Object

com.google.crypto.tink.keyderivation.internal.PrfBasedKeyDeriver

All Implemented Interfaces:

KeyDeriver

@Immutable
public final class PrfBasedKeyDeriver
extends Object
implements KeyDeriver

Implements the KeyDeriver interface by first applying a Prf and then using the global registry to create the correct key.

Method Summary

Modifier and Type	Method and Description
static KeyDeriver	create(PrfBasedKeyDerivationKey key)
Key	deriveKey(byte[] salt)

Methods inherited from class java.lang.Object

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

Method Detail

create

public static KeyDeriver create(PrfBasedKeyDerivationKey key)
                         throws GeneralSecurityException

Throws:

GeneralSecurityException

deriveKey

public Key deriveKey(byte[] salt)
              throws GeneralSecurityException

Specified by:

deriveKey in interface KeyDeriver

Throws:

GeneralSecurityException