import { CipherTextEncoding } from './ec';
export interface EncryptionOptions {
    sign?: boolean | string;
    cipherTextEncoding?: CipherTextEncoding;
    wasString?: boolean;
}
export interface EncryptContentOptions extends EncryptionOptions {
    publicKey?: string;
    privateKey?: string;
}
export declare function encryptContent(content: string | Uint8Array, options?: EncryptContentOptions): Promise<string>;
export declare function decryptContent(content: string, options?: {
    privateKey?: string;
}): Promise<string | Uint8Array>;