type ResponseHeaders = Record<string, string | string[] | undefined>;
export declare function normalizeHtmlSignature(body: string): string;
export declare function getHtmlTitle(body: string): string | null;
export declare function extractHtmlTitle(body: string): string | null;
export declare function summarizeEvidence<T>(values: Array<T | null | undefined | false>, limit?: number): T[];
export declare function redactToken(value: string, visible?: number): string;
export declare function collectPassiveLeakSignals(html: string, finalUrl: URL, metaGenerator: string | null, externalScriptUrls: string[], externalStylesheetUrls: string[]): any[];
export declare function collectClientExposureSignals(html: string, finalUrl: URL): any[];
export declare function collectSameSiteHosts(finalUrl: URL, values: Array<string | null | undefined>): string[];
export declare function classifyHtmlApiFallback(probePath: string, finalUrl: URL, resolvedUrl: URL, body: string, homepageSignature: string | null, homepageTitle: string | null): boolean;
export declare function isAccessDeniedHtml(headers: ResponseHeaders, body: string): boolean;
export {};