import { EncryptionKey } from "./keyDerivationService";
export interface LocalDB {
    encryptData(plaintext: string, key: EncryptionKey): Promise<ArrayBuffer>;
    decryptData(encrypted: ArrayBuffer, key: EncryptionKey): Promise<string>;
}
export declare class LocalDBService implements LocalDB {
    encryptData(plaintext: string, key: EncryptionKey): Promise<ArrayBuffer>;
    decryptData(encrypted: ArrayBuffer, key: EncryptionKey): Promise<string>;
}