/**
 * PII scrubber — detects and redacts Personally Identifiable Information
 * from crawled markdown, HTML, and extracted text before storage.
 *
 * GDPR Article 4(1): "any information relating to an identified or identifiable natural person"
 */
export interface PiiMatch {
    type: 'email' | 'phone' | 'ssn' | 'credit-card' | 'ip-address' | 'passport' | 'iban' | 'dob';
    value: string;
    start: number;
    end: number;
}
export interface ScrubResult {
    text: string;
    matches: PiiMatch[];
    scrubbed: boolean;
}
export declare function detectPii(text: string): PiiMatch[];
export declare function scrubPii(text: string): ScrubResult;
export declare function hasPii(text: string): boolean;
export declare function scrubObject<T extends Record<string, unknown>>(obj: T, fields: (keyof T)[]): T;