Package edu.fiu.adwise.homomorphic_encryption.gm

Class GMPrivateKey

java.lang.Object

edu.fiu.adwise.homomorphic_encryption.gm.GMPrivateKey

All Implemented Interfaces:

GMKey, Serializable, Key, PrivateKey, Destroyable

public class GMPrivateKey
extends Object
implements Serializable, PrivateKey, GMKey

This class represents the private key for the Goldwasser-Micali (GM) encryption scheme. It implements the PrivateKey and GMKey interfaces and provides access to the private key components \( p \), \( q \), and the modulus \( n \).

See Also:

• Serialized Form

Method Summary

Modifier and Type	Method	Description
String	getAlgorithm()	Returns the algorithm name for this private key.
byte[]	getEncoded()	Returns the encoded form of the private key.
String	getFormat()	Returns the format of the encoded key.
BigInteger	getN()	Retrieves the modulus \( n \) associated with this private key.

Methods inherited from class java.lang.Object

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

Methods inherited from interface javax.security.auth.Destroyable

destroy, isDestroyed

Method Details

getAlgorithm

public String getAlgorithm()

Returns the algorithm name for this private key.

Specified by:

getAlgorithm in interface Key

Returns:

A string representing the algorithm name, "Goldwasser-Micali".

getFormat

public String getFormat()

Returns the format of the encoded key.

Specified by:

getFormat in interface Key

Returns:

A string representing the format, "PKCS#8".

getEncoded

public byte[] getEncoded()

Returns the encoded form of the private key. Currently, this method returns null.

Specified by:

getEncoded in interface Key

Returns:

A byte array representing the encoded key, or null.

getN

public BigInteger getN()

Retrieves the modulus \( n \) associated with this private key.

Specified by:

getN in interface GMKey

Returns:

The modulus \( n \) as a BigInteger.