import { SigningKey, PublicKey } from './key-interface';
import { RawSignResult } from '@taquito/core';
type Curve = 'p256' | 'secp256k1';
/**
 * Provide signing logic for elliptic curve based key (tz2, tz3)
 */
export declare class ECKey implements SigningKey {
    #private;
    /**
     *
     * @param key Encoded private key
     * @param decrypt Decrypt function
     * @throws InvalidKeyError
     */
    constructor(key: string, decrypt?: (k: Uint8Array) => Uint8Array);
    /**
     *
     * @param bytes Bytes to sign
     * @param bytesHash Blake2b hash of the bytes to sign
     */
    sign(bytes: Uint8Array): RawSignResult;
    /**
     * @returns Encoded public key
     */
    publicKey(): PublicKey;
    /**
     * @returns Encoded private key
     */
    secretKey(): string;
}
export declare class ECPublicKey implements PublicKey {
    #private;
    readonly curve: Curve;
    constructor(src: string);
    constructor(src: Uint8Array, curve: Curve);
    compare(other: PublicKey): number;
    hash(): string;
    bytes(compress?: boolean): Uint8Array;
    toProtocol(): Uint8Array;
    toString(): string;
}
export {};