import * as em from "../../Enums";
import * as tp from "../../Types";
import { ObjectBase } from "../../ObjectBase";
import { type PdfDocument } from "../PdfDocument";
import { type SecurityHandlerBase } from "./SecurityHandlerBase";
/**
 * Provides security and encryption services and manages permissions for
 * {@link PdfDocument} objects.
 **/
export declare class Security extends ObjectBase {
    /**
     * Gets the {@link PdfDocument} object owning this object.
     **/
    get doc(): PdfDocument;
    /**
     * Gets the decryption status of the loaded document.
     * This property has meaning only if a document has been loaded.
     */
    get decryptionStatus(): em.DecryptionStatus;
    /**
     * Gets the {@link SecurityHandlerBase} used to decrypt PDF document during loading.
     */
    get decryptHandler(): SecurityHandlerBase | null;
    /**
     * Gets or sets the {@link SecurityHandlerBase} used to encrypt PDF document during saving.
     * Same {@link SecurityHandlerBase} can not be used for {@link Security#decryptHandler} and
     * {@link Security#encryptHandler}, use {@link SecurityHandlerBase#clone}.
     */
    get encryptHandler(): SecurityHandlerBase | null;
    /**
     * Gets or sets the {@link SecurityHandlerBase} used to encrypt PDF document during saving.
     * Same {@link SecurityHandlerBase} can not be used for {@link Security#decryptHandler} and
     * {@link Security#encryptHandler}, use {@link SecurityHandlerBase#clone}.
     */
    set encryptHandler(value: SecurityHandlerBase);
    /**
     * Creates the {@link StandardSecurityHandler} object and assigns it to the
     * {@link encryptHandler} property.
     * The type and properties of the {@link StandardSecurityHandler} object
     * is determined by the {@link Security#setEncryptOptions.options} object.
     * @param options The {@link tp.EncryptOptions} object.
     */
    setEncryptOptions(options: tp.EncryptOptions): void;
}