NaccacheSternPrivateKeyParameters (Bouncy Castle Library 1.68 API Specification)

java.lang.Object
- org.bouncycastle.crypto.params.AsymmetricKeyParameter
- - org.bouncycastle.crypto.params.NaccacheSternKeyParameters
  - - org.bouncycastle.crypto.params.NaccacheSternPrivateKeyParameters

All Implemented Interfaces:

CipherParameters
```
public class NaccacheSternPrivateKeyParameters
extends NaccacheSternKeyParameters
```
Private key parameters for NaccacheStern cipher. For details on this cipher, please see https://www.gemplus.com/smart/rd/publications/pdf/NS98pkcs.pdf

Constructor Summary

Constructors
Constructor	Description
`NaccacheSternPrivateKeyParameters(java.math.BigInteger g, java.math.BigInteger n, int lowerSigmaBound, java.util.Vector smallPrimes, java.math.BigInteger phi_n)`	Constructs a NaccacheSternPrivateKey

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

java.math.BigInteger getPhi_n()

java.util.Vector getSmallPrimes()
- Methods inherited from class org.bouncycastle.crypto.params.NaccacheSternKeyParameters
  getG, getLowerSigmaBound, getModulus
- Methods inherited from class org.bouncycastle.crypto.params.AsymmetricKeyParameter
  isPrivate
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- NaccacheSternPrivateKeyParameters
```
public NaccacheSternPrivateKeyParameters(java.math.BigInteger g,
                                         java.math.BigInteger n,
                                         int lowerSigmaBound,
                                         java.util.Vector smallPrimes,
                                         java.math.BigInteger phi_n)
```
  Constructs a NaccacheSternPrivateKey
  
  Parameters:
  
  g - the public enryption parameter g
  
  n - the public modulus n = p*q
  
  lowerSigmaBound - the public lower sigma bound up to which data can be encrypted
  
  smallPrimes - the small primes, of which sigma is constructed in the right order
  
  phi_n - the private modulus phi(n) = (p-1)(q-1)

Method Detail

getPhi_n

public java.math.BigInteger getPhi_n()

getSmallPrimes

public java.util.Vector getSmallPrimes()