export declare class CertAndKeyStore {
    static aidKey: string;
    static storeData(key: string, value: any): Promise<void>;
    static getData(key: string): Promise<any>;
    static getGuestAid(): Promise<string | null>;
    static getAids(): Promise<string[]>;
    static saveAid(aid: string): Promise<void>;
    static getCertificate(aid: string): Promise<string | null>;
    static saveCertificate(aid: string, cert: string): Promise<void>;
    static getCsr(aid: string): Promise<string | null>;
    static saveCsr(aid: string, csr: string): Promise<void>;
    static savePrivateKey(aid: string, key: string): Promise<void>;
    static getPrivateKey(aid: string): Promise<string | null>;
}