import { OprfBaseImpl } from './OprfBaseImpl.js';
import type { KeySizes, KeyPair, KeyManager } from '../types.js';
export declare class KeyManagerImpl extends OprfBaseImpl implements KeyManager {
    sizes(): KeySizes;
    validatePrivate(privateKey: Uint8Array): boolean;
    validatePublic(publicKey: Uint8Array): boolean;
    randomPrivate(): Promise<Uint8Array>;
    derivePrivate(seed: Uint8Array, info: Uint8Array): Promise<Uint8Array>;
    generatePublic(privateKey: Uint8Array): Uint8Array;
    generatePair(): Promise<KeyPair>;
    derivePair(seed: Uint8Array, info: Uint8Array): Promise<KeyPair>;
}
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