import { Certificate } from "./cert";
/**
 * X.509 attribute certificate objects (certificate type `CKC_X_509_ATTR_CERT`) hold X.509 attribute certificates
 */
export declare class AttributeCertificate extends Certificate {
    /**
     * DER-encoding of the attribute certificate's subject field.
     * This is distinct from the `CKA_SUBJECT` attribute contained in `CKC_X_509` certificates
     * because the `ASN.1` syntax and encoding are different.
     * - Must be specified when the object is created
     */
    owner: Buffer;
    /**
     * DER-encoding of the attribute certificate's issuer field.
     * This is distinct from the `CKA_ISSUER` attribute contained in `CKC_X_509` certificates
     * because the ASN.1 syntax and encoding are different. (default empty)
     */
    issuer: Buffer;
    /**
     * DER-encoding of the certificate serial number (default empty)
     */
    serialNumber: Buffer;
    /**
     * BER-encoding of a sequence of object identifier values corresponding
     * to the attribute types contained in the certificate.
     * When present, this field offers an opportunity for applications
     * to search for a particular attribute certificate without fetching
     * and parsing the certificate itself. (default empty)
     */
    types: Buffer;
    /**
     * BER-encoding of the certificate
     * - Must be specified when the object is created.
     */
    value: Buffer;
}