/**
 * @typedef SignautresValidation
 * @property {boolean} verified Overall validity of _all_ signatures
 * @property {boolean} [authenticity] _All_ signature certs are from trusted CA(s)
 * @property {boolean} [integrity] _All_ signature hashes are valid
 * @property {boolean} [expired] _Any_ Signatures are expired
 * @property {readonly SignautreValidation[]} [signatures]
 * @property {string} [message] Error message if verification failed
 * @property {unknown} [error] Error object if verification failed
 */
/**
 * @param {Uint8Array} pdf
 * @returns {SignautresValidation}
 */
export function verifyPDF(pdf: Uint8Array): SignautresValidation;
export default verifyPDF;
export type SignautresValidation = {
    /**
     * Overall validity of _all_ signatures
     */
    verified: boolean;
    /**
     * _All_ signature certs are from trusted CA(s)
     */
    authenticity?: boolean | undefined;
    /**
     * _All_ signature hashes are valid
     */
    integrity?: boolean | undefined;
    /**
     * _Any_ Signatures are expired
     */
    expired?: boolean | undefined;
    signatures?: readonly SignautreValidation[] | undefined;
    /**
     * Error message if verification failed
     */
    message?: string | undefined;
    /**
     * Error object if verification failed
     */
    error?: unknown;
};
export type SignatureMeta = {
    contactInfo?: string | null | undefined;
    reason?: string | null | undefined;
    location?: string | null | undefined;
    name?: string | null | undefined;
};
export type CertificateDetails = import("./certificateDetails.js").CertificateDetails;
export type SignautreValidation = {
    /**
     * Overall validity of signature
     */
    verified: boolean;
    /**
     * Signature cert is from a trusted CA
     */
    authenticity: boolean;
    /**
     * Signature hash is valid
     */
    integrity: boolean;
    /**
     * Signature is expired
     */
    expired: boolean;
    meta: {
        certs: CertificateDetails[];
        signatureMeta?: SignatureMeta;
    };
};