/// <reference types="node" />
import { SignerEd25519 } from "@dedis/cothority/darc";
import { Point, Scalar } from "@dedis/kyber";
/**
 * KeyPair implements some wrappers for the ed25519 private and public keys.
 */
export declare class KeyPair {
    priv: Scalar;
    pub: Point;
    static rand(): KeyPair;
    static fromString(str: string): KeyPair;
    static fromPrivate(priv: Scalar | Buffer): KeyPair;
    constructor(priv: Scalar, pub: Point);
    toString(): string;
    signer(): SignerEd25519;
}