declare class Encryption {
    /**
     * this will generate random password, with lowercase,
     * uppercase, numbers and special characters
     */
    static generateRandPassword(): string;
    /**
     * this will generate random key
     * @returns { string } random series of string
     */
    static generateRandKey(): string;
    /**
     * this will generate a 6 digit random number
     * @returns { Number } 6 digit key number
     */
    static generateRandNumber(): number;
    /**
     * Converts string of text to base64 string
     * @param { string } text - any text
     * @returns { string } Base64 string
     */
    static btoa(text: string): string;
    /**
     * Converts base64 string into the original text
     * @param { string } text - base46 string
     * @returns { string } original text
     */
    static atob(text: string): string;
    /**
     * Encrypt password texts
     * @async
     * @param { string } text - password text
     * @returns { Promise<string> } encypted
     */
    static hashText(text: string): Promise<string>;
    /**
     * Check if a password maches to a hash or encrypted password
     * @async
     * @param { string } text - password text
     * @param { string } hash - exncrypted text
     * @returns { Promise<boolean> } true if it match
     */
    static verifyTextToHash(text: string, hash: string): Promise<boolean>;
    /**
     * This will generate jwt token
     * @param { Object } data - object that will be encrypted into jwt
     * @param { Number } expiration - optional, this will custom set expiration of jwt
     * @returns { string } a JWT token
     */
    static generateJWT<Type>(data: Type, expiration?: number): string;
    /**
     * This will return the original object from the jwt token
     * @async
     * @param { string } token - jwt token
     * @returns { Promise<Object> } the encrypted object
     */
    static verifyJWT<Type>(token: string): Promise<Type & {
        iat: number;
        exp: number;
    } | null>;
}
export default Encryption;