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

Constructors

Constructor	Description
`RSAPrivateCrtKeySpec(BigInteger modulus, BigInteger publicExponent, BigInteger privateExponent, BigInteger primeP, BigInteger primeQ, BigInteger primeExponentP, BigInteger primeExponentQ, BigInteger crtCoefficient)`	Creates a new `RSAPrivateCrtKeySpec`.
`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.

Methods

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

Constructors

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

Methods

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

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https://docs.oracle.com/en/java/javase/11/docs/api/java.base/java/security/spec/RSAPrivateCrtKeySpec.html