de.flexiprovider.ec.keys
Class ECPrivateKeySpec

java.lang.Object
  |
  +--de.flexiprovider.ec.keys.ECPrivateKeySpec

All Implemented Interfaces:

KeySpec, java.security.spec.KeySpec

public final class ECPrivateKeySpec

extends java.lang.Object

implements KeySpec

This class specifies an EC private key with its associated parameters.

Author:

Birgit Henhapl, Michele Boivin

See Also:

Key, KeySpec, ECPublicKeySpec, Point, CurveParams

Constructor Summary

ECPrivateKeySpec(FlexiBigInt s, CurveParams params)
Constructs a new private key specification.

Method Summary

CurveParams	getParams() Returns the ECDomain Parameters params.
FlexiBigInt	getS() Returns the private key s.

Methods inherited from class java.lang.Object

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

Constructor Detail

ECPrivateKeySpec

public ECPrivateKeySpec(FlexiBigInt s,
                        CurveParams params)

Constructs a new private key specification. The parameters are the private key s and an ecdomain parameters specification params (see ECParameterSpec).

Parameters:

s - private key represented by a FlexiBigInt

params - an ecdomain parameters specification

Method Detail

getS

public FlexiBigInt getS()

Returns the private key s. 1 < s < r, r is the order of point G, member of the ECDomain Parameters.

Returns:

the private key s

getParams

public CurveParams getParams()

Returns the ECDomain Parameters params.

Returns:

the parameters params