io.nem.core.crypto.ed25519

Class Ed25519Utils

java.lang.Object

io.nem.core.crypto.ed25519.Ed25519Utils

public class Ed25519Utils
extends java.lang.Object

Utility methods for Ed25519.

Constructor Summary

Constructors

Constructor and Description
Ed25519Utils()

Method Summary

Modifier and Type	Method and Description
static Ed25519EncodedFieldElement	prepareForScalarMultiply(PrivateKey key) Prepares a private key's raw value for scalar multiplication.

Methods inherited from class java.lang.Object

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

Constructor Detail

Ed25519Utils

public Ed25519Utils()

Method Detail

prepareForScalarMultiply

public static Ed25519EncodedFieldElement prepareForScalarMultiply(PrivateKey key)

Prepares a private key's raw value for scalar multiplication. The hashing is for achieving better randomness and the clamping prevents small subgroup attacks.

Parameters:

key - The private key.

Returns:

The prepared encoded field element.