declare const _default: {
    RSAPublicKey: string;
    RSAPrivateKey: string;
    generateKeys: (subtle: any) => Promise<{
        publicKey: string;
        publicKeyPem: string;
        privateKey: string;
        privateKeyPem: string;
    }>;
    format_pem_key: (pemContent?: string, label?: string) => string;
    format_pem_content: (buffer: ArrayBuffer) => string;
    encrypt: (subtle: any, data: string, publicKey: string) => Promise<string>;
    decrypt: (subtle: any, encryptedBase64: string, privateKey: string) => Promise<string>;
};
export default _default;