Package org.bouncycastle.pqc.crypto.ntru

Class NTRUKEMExtractor

java.lang.Object

org.bouncycastle.pqc.crypto.ntru.NTRUKEMExtractor

All Implemented Interfaces:

EncapsulatedSecretExtractor

public class NTRUKEMExtractor
extends Object
implements EncapsulatedSecretExtractor

NTRU secret encapsulation extractor.

Constructor Summary

Constructors

Constructor	Description
NTRUKEMExtractor(NTRUPrivateKeyParameters ntruPrivateKey)	Constructor.

Method Summary

Modifier and Type	Method	Description
byte[]	extractSecret(byte[] encapsulation)	Extract the secret based on the recipient private key.
int	getEncapsulationLength()	Return the length in bytes of the encapsulation.

Methods inherited from class java.lang.Object

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

Constructor Details

NTRUKEMExtractor

public NTRUKEMExtractor(NTRUPrivateKeyParameters ntruPrivateKey)

Constructor. an NTRU parameter

Parameters:

ntruPrivateKey - private key used to encapsulate the secret

Method Details

extractSecret

public byte[] extractSecret(byte[] encapsulation)

Description copied from interface: EncapsulatedSecretExtractor

Extract the secret based on the recipient private key.

Specified by:

extractSecret in interface EncapsulatedSecretExtractor

Parameters:

encapsulation - the encapsulated secret.

getEncapsulationLength

public int getEncapsulationLength()

Description copied from interface: EncapsulatedSecretExtractor

Return the length in bytes of the encapsulation.

Specified by:

getEncapsulationLength in interface EncapsulatedSecretExtractor

Returns:

length in bytes of an encapsulation for this parameter set.