import type { Core } from '@strapi/strapi';
/**
 * Sanitize output data using Strapi's content API sanitizer
 * This removes private fields, applies field-level permissions, and filters based on auth
 *
 * SECURITY: Throws an error if sanitization fails - never returns unsanitized data
 */
export declare function sanitizeOutput(strapi: Core.Strapi, uid: string, data: any, auth?: {
    credentials?: any;
    ability?: any;
}): Promise<any>;
/**
 * Sanitize input data before writing to database
 *
 * SECURITY: Throws an error if sanitization fails - never writes unsanitized data
 */
export declare function sanitizeInput(strapi: Core.Strapi, uid: string, data: any, auth?: {
    credentials?: any;
    ability?: any;
}): Promise<any>;
/**
 * Sanitize query parameters (filters, populate, fields, sort)
 *
 * SECURITY: Throws an error if sanitization fails - never executes unsanitized queries
 */
export declare function sanitizeQuery(strapi: Core.Strapi, uid: string, query: any, auth?: {
    credentials?: any;
    ability?: any;
}): Promise<any>;