/**
 * WARNING!
 * This file should NOT be modified unless you know what you're doing.
 * All public functions are exposed via hedgehog.js and walletManager.js
 */
/// <reference types="node" />
import { Buffer as BufferSafe } from "safe-buffer";
export declare class Authentication {
    /**
     * Given an entropy string and a HD wallet path, return the wallet address
     * @param entropy Hex string generated by generateMnemonicAndEntropy()
     *                         Looks like `47b0e5e107cccc3297d88647c6e84a9f`
     * @param path Path for hierarchical deterministic wallet
     *                      Looks like `m/44'/60'/0'/0/0`
     * @returns ethereumjs-wallet wallet object
     */
    static generateWalletFromEntropy(entropy: string, path: string): Promise<import("ethereumjs-wallet").default>;
    /**
     * Creates a random mnemonic and creates an entropy string from the mnemonic
     * @returns `{mnemonic: '...mnemonic string...', entropy: '47b0e5e107cccc3297d88647c6e84a9f'}`
     */
    static generateMnemonicAndEntropy(): {
        mnemonic: string;
        entropy: string;
    };
    /**
     * Generate a 16 byte initialization vector and returns it as both a hex string and a buffer
     */
    static createIV(): {
        ivHex: string;
        ivBuffer: Buffer;
    };
    /**
     * Given a iv buffer and key buffer, generate a ciphertext
     * @param entropy Hex string of entropy
     * @param ivBuffer Buffer version of iv
     * @param keyBuffer Buffer version of key
     */
    static encrypt(entropy: string, ivBuffer: Buffer, keyBuffer: Uint8Array): {
        cipherText: BufferSafe;
        cipherTextHex: string;
    };
    /**
     * Given an iv buffer, key buffer and ciphertext, decrypt the plaintext value of the entropy
     * @param ivBuffer Buffer version of iv
     * @param keyBuffer Buffer version of key
     * @param cipherTextHex Hex string of the ciphertext
     * @returns Hex string of the entropy. If everything is correct, this should be the same
     *                   as the input entropy, allowing us to check that the generated wallet address
     *                   is the same as the current wallet address for the user
     */
    static decrypt(ivBuffer: Uint8Array, keyBuffer: Uint8Array, cipherTextHex: string): string;
}