Added in API level 1

RSAPrivateCrtKeySpec

public class RSAPrivateCrtKeySpec
extends RSAPrivateKeySpec

java.lang.Object
   ↳ java.security.spec.RSAPrivateKeySpec
     ↳ java.security.spec.RSAPrivateCrtKeySpec


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.

Summary

Public constructors

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.

Public methods

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.

Inherited methods

BigInteger getModulus()

Returns the modulus.

AlgorithmParameterSpec getParams()

Returns the parameters associated with this key, may be null if not present.

BigInteger getPrivateExponent()

Returns the private exponent.

Object clone()

Creates and returns a copy of this object.

boolean equals(Object obj)

Indicates whether some other object is "equal to" this one.

void finalize()

Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.

final Class<?> getClass()

Returns the runtime class of this Object.

int hashCode()

Returns a hash code value for the object.

final void notify()

Wakes up a single thread that is waiting on this object's monitor.

final void notifyAll()

Wakes up all threads that are waiting on this object's monitor.

String toString()

Returns a string representation of the object.

final void wait(long timeoutMillis, int nanos)

Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

final void wait(long timeoutMillis)

Causes the current thread to wait until it is awakened, typically by being notified or interrupted, or until a certain amount of real time has elapsed.

final void wait()

Causes the current thread to wait until it is awakened, typically by being notified or interrupted.

Public constructors

RSAPrivateCrtKeySpec

Added in API level 1
public RSAPrivateCrtKeySpec (BigInteger modulus, 
                BigInteger publicExponent, 
                BigInteger privateExponent, 
                BigInteger primeP, 
                BigInteger primeQ, 
                BigInteger primeExponentP, 
                BigInteger primeExponentQ, 
                BigInteger crtCoefficient)

Creates a new RSAPrivateCrtKeySpec.

Parameters
modulus BigInteger: the modulus n

publicExponent BigInteger: the public exponent e

privateExponent BigInteger: the private exponent d

primeP BigInteger: the prime factor p of n

primeQ BigInteger: the prime factor q of n

primeExponentP BigInteger: this is d mod (p-1)

primeExponentQ BigInteger: this is d mod (q-1)

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

RSAPrivateCrtKeySpec

Added in API level 35
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 BigInteger: the modulus n

publicExponent BigInteger: the public exponent e

privateExponent BigInteger: the private exponent d

primeP BigInteger: the prime factor p of n

primeQ BigInteger: the prime factor q of n

primeExponentP BigInteger: this is d mod (p-1)

primeExponentQ BigInteger: this is d mod (q-1)

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

keyParams AlgorithmParameterSpec: the parameters associated with key

Public methods

getCrtCoefficient

Added in API level 1
public BigInteger getCrtCoefficient ()

Returns the crtCoefficient.

Returns
BigInteger the crtCoefficient

getPrimeExponentP

Added in API level 1
public BigInteger getPrimeExponentP ()

Returns the primeExponentP.

Returns
BigInteger the primeExponentP

getPrimeExponentQ

Added in API level 1
public BigInteger getPrimeExponentQ ()

Returns the primeExponentQ.

Returns
BigInteger the primeExponentQ

getPrimeP

Added in API level 1
public BigInteger getPrimeP ()

Returns the primeP.

Returns
BigInteger the primeP

getPrimeQ

Added in API level 1
public BigInteger getPrimeQ ()

Returns the primeQ.

Returns
BigInteger the primeQ

getPublicExponent

Added in API level 1
public BigInteger getPublicExponent ()

Returns the public exponent.

Returns
BigInteger the public exponent