- java.lang.Object
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- java.security.spec.RSAPrivateKeySpec
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- java.security.spec.RSAPrivateCrtKeySpec
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- All Implemented Interfaces:
- KeySpec
public class RSAPrivateCrtKeySpec extends RSAPrivateKeySpec
This class specifies an RSA private key, as defined in the PKCS#1 standard, using the Chinese Remainder Theorem (CRT) information values for efficiency.- See Also:
Key
,KeyFactory
,KeySpec
,PKCS8EncodedKeySpec
,RSAPrivateKeySpec
,RSAPublicKeySpec
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Constructor Summary
Constructors Constructor and Description RSAPrivateCrtKeySpec(BigInteger modulus, BigInteger publicExponent, BigInteger privateExponent, BigInteger primeP, BigInteger primeQ, BigInteger primeExponentP, BigInteger primeExponentQ, BigInteger crtCoefficient)
Creates a newRSAPrivateCrtKeySpec
given the modulus, publicExponent, privateExponent, primeP, primeQ, primeExponentP, primeExponentQ, and crtCoefficient as defined in PKCS#1.
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Method Summary
Methods Modifier and Type Method and Description BigInteger
getCrtCoefficient()
Returns the crtCoefficient.BigInteger
getPrimeExponentP()
Returns the primeExponentP.BigInteger
getPrimeExponentQ()
Returns the primeExponentQ.BigInteger
getPrimeP()
Returns the primeP.BigInteger
getPrimeQ()
Returns the primeQ.BigInteger
getPublicExponent()
Returns the public exponent.-
Methods inherited from class java.security.spec.RSAPrivateKeySpec
getModulus, getPrivateExponent
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Constructor Detail
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RSAPrivateCrtKeySpec
public RSAPrivateCrtKeySpec(BigInteger modulus, BigInteger publicExponent, BigInteger privateExponent, BigInteger primeP, BigInteger primeQ, BigInteger primeExponentP, BigInteger primeExponentQ, BigInteger crtCoefficient)
Creates a newRSAPrivateCrtKeySpec
given the modulus, publicExponent, privateExponent, primeP, primeQ, primeExponentP, primeExponentQ, and crtCoefficient as defined in PKCS#1.- Parameters:
modulus
- the modulus npublicExponent
- the public exponent eprivateExponent
- the private exponent dprimeP
- the prime factor p of nprimeQ
- the prime factor q of nprimeExponentP
- this is d mod (p-1)primeExponentQ
- this is d mod (q-1)crtCoefficient
- the Chinese Remainder Theorem coefficient q-1 mod p
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Method Detail
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getPublicExponent
public BigInteger getPublicExponent()
Returns the public exponent.- Returns:
- the public exponent
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getPrimeP
public BigInteger getPrimeP()
Returns the primeP.- Returns:
- the primeP
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getPrimeQ
public BigInteger getPrimeQ()
Returns the primeQ.- Returns:
- the primeQ
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getPrimeExponentP
public BigInteger getPrimeExponentP()
Returns the primeExponentP.- Returns:
- the primeExponentP
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getPrimeExponentQ
public BigInteger getPrimeExponentQ()
Returns the primeExponentQ.- Returns:
- the primeExponentQ
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getCrtCoefficient
public BigInteger getCrtCoefficient()
Returns the crtCoefficient.- Returns:
- the crtCoefficient
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Document created the 11/06/2005, last modified the 04/03/2020
Source of the printed document:https://www.gaudry.be/en/java-api-rf-java/security/spec/RSAPrivateCrtKeySpec.html
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