/// <reference types="node" />
import * as bip32 from 'bip32';
export declare function deriveMasterKey(mnemonic: string): Promise<bip32.BIP32Interface>;
export declare function deriveMasterKeySync(mnemonic: string): bip32.BIP32Interface;
export interface KeyPair {
    privateKey: Buffer;
    publicKey: Buffer;
}
export declare function deriveKeypair(masterKey: bip32.BIP32Interface, account?: Number, index?: Number): KeyPair;
export declare function getAccAddress(publicKey: Buffer): string;
export declare function getValAddress(publicKey: Buffer): string;
export declare function convertValAddressToAccAddress(address: string): string;
export declare function convertAccAddressToValAddress(address: string): string;
export declare function generateMnemonic(): string;