java.security.spec
Class RSAPrivateCrtKeySpec

java.lang.Object
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  +--java.security.spec.RSAPrivateKeySpec
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        +--java.security.spec.RSAPrivateCrtKeySpec

All Implemented Interfaces:

KeySpec

public class RSAPrivateCrtKeySpec

extends RSAPrivateKeySpec

Untamed: This class specifies an RSA private key, as defined in the PKCS#1 standard, using the Chinese Remainder Theorem (CRT) information values for efficiency.

Version:

1.9 01/12/03

Author:

Jan Luehe

See Also:

java.security.Key, java.security.KeyFactory, KeySpec, PKCS8EncodedKeySpec, RSAPrivateKeySpec, RSAPublicKeySpec

Field Summary

private BigInteger	crtCoefficient
private BigInteger	modulus
private BigInteger	primeExponentP
private BigInteger	primeExponentQ
private BigInteger	primeP
private BigInteger	primeQ
private BigInteger	privateExponent
private BigInteger	publicExponent

Constructor Summary

RSAPrivateCrtKeySpec(BigInteger modulus, BigInteger publicExponent, BigInteger privateExponent, BigInteger primeP, BigInteger primeQ, BigInteger primeExponentP, BigInteger primeExponentQ, BigInteger crtCoefficient)
Enabled: Creates a new RSAPrivateCrtKeySpec given the modulus, publicExponent, privateExponent, primeP, primeQ, primeExponentP, primeExponentQ, and crtCoefficient as defined in PKCS#1.

Method Summary

BigInteger	getCrtCoefficient() Enabled: Returns the crtCoefficient.
BigInteger	getPrimeExponentP() Enabled: Returns the primeExponentP.
BigInteger	getPrimeExponentQ() Enabled: Returns the primeExponentQ.
BigInteger	getPrimeP() Enabled: Returns the primeP.
BigInteger	getPrimeQ() Enabled: Returns the primeQ.
BigInteger	getPublicExponent() Enabled: Returns the public exponent.

Methods inherited from class java.security.spec.RSAPrivateKeySpec

getModulus, getPrivateExponent

Methods inherited from class java.lang.Object

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

Field Detail

modulus

private BigInteger modulus

publicExponent

private BigInteger publicExponent

privateExponent

private BigInteger privateExponent

primeP

private BigInteger primeP

primeQ

private BigInteger primeQ

primeExponentP

private BigInteger primeExponentP

primeExponentQ

private BigInteger primeExponentQ

crtCoefficient

private BigInteger crtCoefficient

Constructor Detail

RSAPrivateCrtKeySpec

public RSAPrivateCrtKeySpec(BigInteger modulus,
                            BigInteger publicExponent,
                            BigInteger privateExponent,
                            BigInteger primeP,
                            BigInteger primeQ,
                            BigInteger primeExponentP,
                            BigInteger primeExponentQ,
                            BigInteger crtCoefficient)

Enabled: Creates a new RSAPrivateCrtKeySpec given the modulus, publicExponent, privateExponent, primeP, primeQ, primeExponentP, primeExponentQ, and crtCoefficient as defined in PKCS#1.

Parameters:

modulus - the modulus n

publicExponent - the public exponent e

privateExponent - the private exponent d

primeP - the prime factor p of n

primeQ - the prime factor q of n

primeExponentP - this is d mod (p-1)

primeExponentQ - this is d mod (q-1)

crtCoefficient - the Chinese Remainder Theorem coefficient q-1 mod p

Method Detail

getPublicExponent

public BigInteger getPublicExponent()

Enabled: Returns the public exponent.

Returns:

the public exponent

getPrimeP

public BigInteger getPrimeP()

Enabled: Returns the primeP.

Returns:

the primeP

getPrimeQ

public BigInteger getPrimeQ()

Enabled: Returns the primeQ.

Returns:

the primeQ

getPrimeExponentP

public BigInteger getPrimeExponentP()

Enabled: Returns the primeExponentP.

Returns:

the primeExponentP

getPrimeExponentQ

public BigInteger getPrimeExponentQ()

Enabled: Returns the primeExponentQ.

Returns:

the primeExponentQ

getCrtCoefficient

public BigInteger getCrtCoefficient()

Enabled: Returns the crtCoefficient.

Returns:

the crtCoefficient