/**
 * Securely stores values in cache, so they are encrypted
 * while in memory and are a touch harder to discover.
 *
 * Note: Logging is deliberately avoided in this function to keep from providing
 * any accidental insight into the stored values.
 */
export declare class SecureCache {
    private readonly key;
    private readonly iv;
    private readonly algorithm;
    private readonly values;
    constructor();
    /**
     *
     * @param name
     * @param value
     */
    set(name: string, value: any): void;
    /**
     *
     * @param name
     */
    get<T extends string | boolean | number | Date | object>(name: string): T | undefined;
    /**
     *
     * @param value to cache.
     */
    private hide;
    /**
     * Returns the string stored in cache.
     */
    private show;
}