Class RSAPrivateCrtKeySpec
- java.lang.Object
-
- java.security.spec.RSAPrivateKeySpec
-
- java.security.spec.RSAPrivateCrtKeySpec
- All Implemented Interfaces:
KeySpec
public class RSAPrivateCrtKeySpec extends RSAPrivateKeySpec
This class specifies an RSA private key, as defined in the PKCS#1 v2.2 standard, using the Chinese Remainder Theorem (CRT) information values for efficiency.
- Since:
- 1.2
- See Also:
-
Key
,KeyFactory
,KeySpec
,PKCS8EncodedKeySpec
,RSAPrivateKeySpec
,RSAPublicKeySpec
Constructor Summary
Constructor | Description |
---|---|
RSAPrivateCrtKeySpec(BigInteger modulus,
BigInteger publicExponent,
BigInteger privateExponent,
BigInteger primeP,
BigInteger primeQ,
BigInteger primeExponentP,
BigInteger primeExponentQ,
BigInteger crtCoefficient) | Creates a new |
RSAPrivateCrtKeySpec(BigInteger modulus,
BigInteger publicExponent,
BigInteger privateExponent,
BigInteger primeP,
BigInteger primeQ,
BigInteger primeExponentP,
BigInteger primeExponentQ,
BigInteger crtCoefficient,
AlgorithmParameterSpec keyParams) | Creates a new |
Method Summary
Modifier and Type | Method | 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 declared in class java.security.spec.RSAPrivateKeySpec
getModulus, getParams, getPrivateExponent
Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
Constructor Detail
RSAPrivateCrtKeySpec
public RSAPrivateCrtKeySpec(BigInteger modulus, BigInteger publicExponent, BigInteger privateExponent, BigInteger primeP, BigInteger primeQ, BigInteger primeExponentP, BigInteger primeExponentQ, BigInteger crtCoefficient)
Creates a new RSAPrivateCrtKeySpec
.
- 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
RSAPrivateCrtKeySpec
public RSAPrivateCrtKeySpec(BigInteger modulus, BigInteger publicExponent, BigInteger privateExponent, BigInteger primeP, BigInteger primeQ, BigInteger primeExponentP, BigInteger primeExponentQ, BigInteger crtCoefficient, AlgorithmParameterSpec keyParams)
Creates a new RSAPrivateCrtKeySpec
with additional key parameters.
- 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 -
keyParams
- the parameters associated with key - Since:
- 11
Method Detail
getPublicExponent
public BigInteger getPublicExponent()
Returns the public exponent.
- Returns:
- the public exponent
getPrimeP
public BigInteger getPrimeP()
Returns the primeP.
- Returns:
- the primeP
getPrimeQ
public BigInteger getPrimeQ()
Returns the primeQ.
- Returns:
- the primeQ
getPrimeExponentP
public BigInteger getPrimeExponentP()
Returns the primeExponentP.
- Returns:
- the primeExponentP
getPrimeExponentQ
public BigInteger getPrimeExponentQ()
Returns the primeExponentQ.
- Returns:
- the primeExponentQ
getCrtCoefficient
public BigInteger getCrtCoefficient()
Returns the crtCoefficient.
- Returns:
- the crtCoefficient