export declare function cleanupCsrf(): void;
/**
 * Generates a cryptographically secure CSRF token
 */
export declare function generateCsrfToken(): string;
/**
 * Middleware to generate and attach CSRF token to response
 * Use this on GET routes where you want to issue a token
 */
export declare const generateCsrfMiddleware: import("express").RequestHandler<import("express-serve-static-core").ParamsDictionary, any, any, import("qs").ParsedQs, Record<string, any>>;
/**
 * Middleware to validate CSRF token
 * Use this on state-changing routes (POST, PUT, DELETE, PATCH)
 */
export declare const csrfProtection: import("express").RequestHandler<import("express-serve-static-core").ParamsDictionary, any, any, import("qs").ParsedQs, Record<string, any>>;
//# sourceMappingURL=csrf.d.ts.map