java.security.spec

Class RSAKeyGenParameterSpec

java.lang.Object

java.security.spec.RSAKeyGenParameterSpec

All Implemented Interfaces:

AlgorithmParameterSpec

public class RSAKeyGenParameterSpec
extends Object
implements AlgorithmParameterSpec

This class specifies the set of parameters used to generate an RSA key pair.

Since:

1.3

See Also:

KeyPairGenerator.initialize(java.security.spec.AlgorithmParameterSpec)

Field Summary

Fields

Modifier and Type	Field and Description
static BigInteger	F0 The public-exponent value F0 = 3.
static BigInteger	F4 The public exponent-value F4 = 65537.

Constructor Summary

Constructors

Constructor and Description
RSAKeyGenParameterSpec(int keysize, BigInteger publicExponent) Constructs a new RSAParameterSpec object from the given keysize and public-exponent value.

Method Summary

Methods

Modifier and Type	Method and Description
int	getKeysize() Returns the keysize.
BigInteger	getPublicExponent() Returns the public-exponent value.

Methods inherited from class java.lang.Object

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

Field Detail

F0

public static final BigInteger F0

The public-exponent value F0 = 3.

F4

public static final BigInteger F4

The public exponent-value F4 = 65537.

Constructor Detail

RSAKeyGenParameterSpec

public RSAKeyGenParameterSpec(int keysize,
                      BigInteger publicExponent)

Constructs a new RSAParameterSpec object from the given keysize and public-exponent value.

Parameters:

keysize - the modulus size (specified in number of bits)

publicExponent - the public exponent

Method Detail

getKeysize

public int getKeysize()

Returns the keysize.

Returns:

the keysize.

getPublicExponent

public BigInteger getPublicExponent()

Returns the public-exponent value.

Returns:

the public-exponent value.