org.cryptimeleon.craco.sig.ps

Class PSSigningKey

java.lang.Object

org.cryptimeleon.craco.sig.ps.PSSigningKey

All Implemented Interfaces:

SecretInput, SigningKey, org.cryptimeleon.math.serialization.Representable

public class PSSigningKey
extends java.lang.Object
implements SigningKey, SecretInput

Class for the secret (signing) key of the Pointcheval Sanders signature scheme.

Nested Class Summary

Nested classes/interfaces inherited from interface org.cryptimeleon.craco.protocols.SecretInput

SecretInput.EmptySecretInput, SecretInput.SecretInputVector

Field Summary

Fields

Modifier and Type	Field and Description
protected org.cryptimeleon.math.structures.rings.cartesian.RingElementVector	exponentsYi y_1, ...
protected org.cryptimeleon.math.structures.rings.zn.Zp.ZpElement	exponentX x \in Z_p in paper.

Fields inherited from interface org.cryptimeleon.craco.protocols.SecretInput

EMPTY

Constructor Summary

Constructors

Constructor and Description
PSSigningKey(org.cryptimeleon.math.serialization.Representation repr, org.cryptimeleon.math.structures.rings.zn.Zp zp)
PSSigningKey(org.cryptimeleon.math.structures.rings.zn.Zp.ZpElement exponentX, org.cryptimeleon.math.structures.rings.cartesian.RingElementVector exponentsYi)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object o)
org.cryptimeleon.math.structures.rings.cartesian.RingElementVector	getExponentsYi()
org.cryptimeleon.math.structures.rings.zn.Zp.ZpElement	getExponentX()
int	getNumberOfMessages()
org.cryptimeleon.math.serialization.Representation	getRepresentation()
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

exponentX

protected org.cryptimeleon.math.structures.rings.zn.Zp.ZpElement exponentX

x \in Z_p in paper.

exponentsYi

protected org.cryptimeleon.math.structures.rings.cartesian.RingElementVector exponentsYi

y_1, ... , y_n \in Z_p in paper.

Constructor Detail

PSSigningKey

public PSSigningKey(org.cryptimeleon.math.structures.rings.zn.Zp.ZpElement exponentX,
                    org.cryptimeleon.math.structures.rings.cartesian.RingElementVector exponentsYi)

PSSigningKey

public PSSigningKey(org.cryptimeleon.math.serialization.Representation repr,
                    org.cryptimeleon.math.structures.rings.zn.Zp zp)

Method Detail

getRepresentation

public org.cryptimeleon.math.serialization.Representation getRepresentation()

Specified by:

getRepresentation in interface org.cryptimeleon.math.serialization.Representable

getExponentX

public org.cryptimeleon.math.structures.rings.zn.Zp.ZpElement getExponentX()

getExponentsYi

public org.cryptimeleon.math.structures.rings.cartesian.RingElementVector getExponentsYi()

getNumberOfMessages

public int getNumberOfMessages()

equals

public boolean equals(java.lang.Object o)

Overrides:

equals in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object