SRPKeyPairGenerator

Overview

Package

Class

Use

Deprecated

Index

Home >> All >> gnu >> javax >> crypto >> key >> [ srp6 overview ]

PREV CLASS NEXT CLASS

SUMMARY:

JAVADOC |

Sourc code of gnu.javax.crypto.key.srp6.SRPKeyPairGenerator

SOURCE |

Download gnu.javax.crypto.key.srp6.SRPKeyPairGenerator

DOWNLOAD | NESTED | FIELD | CONSTR | METHOD

DETAIL: FIELD | CONSTR | METHOD

gnu.javax.crypto.key.srp6
Class SRPKeyPairGenerator

java.lang.Object
  gnu.javax.crypto.key.srp6.SRPKeyPairGenerator

All Implemented Interfaces:: gnu.java.security.key.IKeyPairGenerator

public class SRPKeyPairGenerator
extends java.lang.Object
implements gnu.java.security.key.IKeyPairGenerator

Reference:

SRP Protocol Design
Thomas J. Wu.

Field Summary

private static boolean DEBUG


private static int debuglevel


private static int DEFAULT_MODULUS_LENGTH
          Default value for the modulus length.

private static java.io.PrintWriter err


private java.math.BigInteger g
          The Field generator.

static java.lang.String GENERATOR
          Property name of the generator (g) of an SRP key.

private int l
          Bit length of the shared modulus.

static java.lang.String MODULUS_LENGTH
          Property name of the length (Integer) of the modulus (N) of an SRP key.

private java.math.BigInteger N
          The shared public modulus.

private static java.lang.String NAME


private static java.math.BigInteger ONE


private gnu.java.security.util.PRNG prng
          Our default source of randomness.

private java.security.SecureRandom rnd
          The optional java.security.SecureRandom instance to use.

static java.lang.String SHARED_MODULUS
          Property name of the modulus (N) of an SRP key.

static java.lang.String SOURCE_OF_RANDOMNESS
          Property name of an optional java.security.SecureRandom instance to use.

private static java.math.BigInteger THREE


private static java.math.BigInteger TWO


static java.lang.String USE_DEFAULTS
          Property name of the Boolean indicating wether or not to use defaults.

static java.lang.String USER_VERIFIER
          Property name of the user's verifier (v) for a Server SRP key.

private java.math.BigInteger v
          The user's verifier MPI.

private static java.math.BigInteger ZERO


Constructor Summary

SRPKeyPairGenerator()


Method Summary

private static void debug(java.lang.String s)


java.security.KeyPair generate()
          Generates a new keypair based on the attributes used to configure the instance.

private java.math.BigInteger[] generateParameters()


private gnu.java.security.util.PRNG getDefaultPRNG()


private java.security.KeyPair hostKeyPair()


java.lang.String name()
          Returns the canonical name of this keypair generator.

private void nextRandomBytes(byte[] buffer)


void setup(java.util.Map attributes)
          [Re]-initialises this instance for use with a given set of attributes.

private java.security.KeyPair userKeyPair()


Methods inherited from class java.lang.Object

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

Field Detail

NAME

private static final java.lang.String NAME

See Also:: Constant Field Values

DEBUG

private static final boolean DEBUG

See Also:: Constant Field Values

debuglevel

private static final int debuglevel

See Also:: Constant Field Values

err

private static final java.io.PrintWriter err

ZERO

private static final java.math.BigInteger ZERO

ONE

private static final java.math.BigInteger ONE

TWO

private static final java.math.BigInteger TWO

THREE

private static final java.math.BigInteger THREE

MODULUS_LENGTH

public static final java.lang.String MODULUS_LENGTH

Property name of the length (Integer) of the modulus (N) of an SRP key.

See Also:: Constant Field Values

USE_DEFAULTS

public static final java.lang.String USE_DEFAULTS

Property name of the Boolean indicating wether or not to use defaults.

See Also:: Constant Field Values

SHARED_MODULUS

public static final java.lang.String SHARED_MODULUS

Property name of the modulus (N) of an SRP key.

See Also:: Constant Field Values

GENERATOR

public static final java.lang.String GENERATOR

Property name of the generator (g) of an SRP key.

See Also:: Constant Field Values

USER_VERIFIER

public static final java.lang.String USER_VERIFIER

Property name of the user's verifier (v) for a Server SRP key.

See Also:: Constant Field Values

SOURCE_OF_RANDOMNESS

public static final java.lang.String SOURCE_OF_RANDOMNESS

Property name of an optional java.security.SecureRandom instance to use. The default is to use a classloader singleton from gnu.java.security.util.PRNG.

See Also:: Constant Field Values

DEFAULT_MODULUS_LENGTH

private static final int DEFAULT_MODULUS_LENGTH

Default value for the modulus length.

See Also:: Constant Field Values

rnd

private java.security.SecureRandom rnd

The optional java.security.SecureRandom instance to use.

l

private int l

Bit length of the shared modulus.

N

private java.math.BigInteger N

The shared public modulus.

g

private java.math.BigInteger g

The Field generator.

v

private java.math.BigInteger v

The user's verifier MPI.

prng

private gnu.java.security.util.PRNG prng

Our default source of randomness.

Constructor Detail