org.bouncycastle.crypto.kems
Class RSAKEMGenerator

java.lang.Object
  org.bouncycastle.crypto.kems.RSAKEMGenerator

All Implemented Interfaces:

EncapsulatedSecretGenerator

public class RSAKEMGenerator

extends java.lang.Object

implements EncapsulatedSecretGenerator

The RSA Key Encapsulation Mechanism (RSA-KEM) from ISO 18033-2.

Constructor Summary

RSAKEMGenerator(int keyLen, DerivationFunction kdf, java.security.SecureRandom rnd)
Set up the RSA-KEM.

Method Summary

SecretWithEncapsulation

generateEncapsulated(AsymmetricKeyParameter recipientKey) Generate secret/encapsulation based on the recipient public key.

Methods inherited from class java.lang.Object

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

Constructor Detail

RSAKEMGenerator

public RSAKEMGenerator(int keyLen,
                       DerivationFunction kdf,
                       java.security.SecureRandom rnd)

Set up the RSA-KEM.

Parameters:

kdf - the key derivation function to be used.

rnd - the random source for the session key.

Method Detail

generateEncapsulated

public SecretWithEncapsulation generateEncapsulated(AsymmetricKeyParameter recipientKey)

Description copied from interface: EncapsulatedSecretGenerator

Generate secret/encapsulation based on the recipient public key.

Specified by:

generateEncapsulated in interface EncapsulatedSecretGenerator

Returns:

An SecretWithEncapsulation derived from the recipient public key.