import { SecureStorage } from "@ionic-native/secure-storage";
import { WordArray } from "crypto-js";
export declare class TouchSecureStorage {
    private storage;
    constructor(storage: SecureStorage);
    private init;
    saveCredentials(encryptedCredentials: WordArray): Promise<any>;
    saveAndroidKey(key: WordArray): Promise<any>;
    getCredentials(): Promise<WordArray>;
    getAndroidKey(): Promise<WordArray>;
}