part6
Class EGSignatureKey

java.lang.Object
  part3.EGPrivateKey
      part6.EGSignatureKey

public class EGSignatureKey

extends EGPrivateKey

Field Summary

Fields inherited from class part3.EGPrivateKey

_g, _p, _x

Constructor Summary

EGSignatureKey(java.math.BigInteger p, java.math.BigInteger g, java.math.BigInteger x)

EGSignatureKey(EGPrivateKey key)

Method Summary

EGSignature

sign(java.lang.String str, HashFunction hash, PRNG prng) A method to sign a string str using the hash function hash and pseudo-random number generator prng.

Methods inherited from class part3.EGPrivateKey

decrypt, decrypt, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

EGSignatureKey

public EGSignatureKey(java.math.BigInteger p,
                      java.math.BigInteger g,
                      java.math.BigInteger x)
               throws java.lang.Exception

EGSignatureKey

public EGSignatureKey(EGPrivateKey key)
               throws java.lang.Exception

Method Detail

sign

public EGSignature sign(java.lang.String str,
                        HashFunction hash,
                        PRNG prng)
                 throws java.lang.Exception

A method to sign a string str using the hash function hash and pseudo-random number generator prng.

Throws:

Exception.

java.lang.Exception