iaik.security.pq.kyber

Class KyberPublicKey

java.lang.Object

iaik.x509.PublicKeyInfo

iaik.security.pq.kyber.KyberPublicKey

All Implemented Interfaces:

iaik.asn1.ASN1Type, Serializable, Cloneable, Key, PublicKey

public class KyberPublicKey
extends iaik.x509.PublicKeyInfo

This class holds a Kyber [0] Public Key. Is being updated according to FIPS 203 Draft [1]. [0] Roberto Avanzi, Joppe Bos, Léo Ducas, Eike Kiltz, Tancrède Lepoint, Vadim Lyubashevsky, John M. Schanck, Peter Schwabe, Gregor Seiler, and Damien Stehlé: "CRYSTALS-Kyber (version 3.02)" – Submission to round 3 of the NIST post-quantum project. [1] @see NIST.FIPS.203

See Also:

Serialized Form

Field Summary

Fields inherited from class iaik.x509.PublicKeyInfo

public_key_algorithm

Constructor Summary

Constructors

Constructor and Description
KyberPublicKey(byte[] encoded) Create public key from ASN.1 encoded byte sequence.
KyberPublicKey(byte[] byteEk, KyberParameterSpec parameterSpec) Create public key from the byte sequence of the public key.

Method Summary

Modifier and Type	Method and Description
protected void	decode(byte[] bytes)
protected byte[]	encode()
boolean	equals(Object o)
String	getAlgorithm()
byte[]	getRawEncoded() Returns the public key as a byte array (raw data).
int	hashCode()
String	toString()

Methods inherited from class iaik.x509.PublicKeyInfo

clone, createPublicKeyInfo, decode, getAlgorithmID, getEncoded, getFingerprint, getFormat, getPublicKey, getPublicKey, getPublicKey, getPublicKey, getPublicKey, getPublicKey, toASN1Object, writeTo

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

KyberPublicKey

public KyberPublicKey(byte[] byteEk,
                      KyberParameterSpec parameterSpec)

Create public key from the byte sequence of the public key.

Parameters:

byteEk - public key (KEM encapsulate key) as a byte sequence

parameterSpec - the given specification of the parameters

KyberPublicKey

public KyberPublicKey(byte[] encoded)
               throws InvalidKeyException

Create public key from ASN.1 encoded byte sequence.

Parameters:

encoded - public key encoded as ASN.1 byte sequence

Throws:

InvalidKeyException - if the encoding is not valid

Method Detail

getRawEncoded

public byte[] getRawEncoded()

Returns the public key as a byte array (raw data).

Returns:

the key as byte array (byteEk)

decode

protected void decode(byte[] bytes)
               throws InvalidKeyException

Specified by:

decode in class iaik.x509.PublicKeyInfo

Throws:

InvalidKeyException

encode

protected byte[] encode()

Specified by:

encode in class iaik.x509.PublicKeyInfo

getAlgorithm

public String getAlgorithm()

Specified by:

getAlgorithm in interface Key

Specified by:

getAlgorithm in class iaik.x509.PublicKeyInfo

equals

public boolean equals(Object o)

Overrides:

equals in class iaik.x509.PublicKeyInfo

hashCode

public int hashCode()

Overrides:

hashCode in class iaik.x509.PublicKeyInfo

toString

public String toString()

Overrides:

toString in class iaik.x509.PublicKeyInfo