import type { IPortProxySettings } from './classes.pp.interfaces.js';
/**
 * Handles security aspects like IP tracking, rate limiting, and authorization
 */
export declare class SecurityManager {
    private settings;
    private connectionsByIP;
    private connectionRateByIP;
    constructor(settings: IPortProxySettings);
    /**
     * Get connections count by IP
     */
    getConnectionCountByIP(ip: string): number;
    /**
     * Check and update connection rate for an IP
     * @returns true if within rate limit, false if exceeding limit
     */
    checkConnectionRate(ip: string): boolean;
    /**
     * Track connection by IP
     */
    trackConnectionByIP(ip: string, connectionId: string): void;
    /**
     * Remove connection tracking for an IP
     */
    removeConnectionByIP(ip: string, connectionId: string): void;
    /**
     * Check if an IP is allowed using glob patterns
     */
    isIPAuthorized(ip: string, allowedIPs: string[], blockedIPs?: string[]): boolean;
    /**
     * Check if the IP matches any of the glob patterns
     */
    private isGlobIPMatch;
    /**
     * Check if IP should be allowed considering connection rate and max connections
     * @returns Object with result and reason
     */
    validateIP(ip: string): {
        allowed: boolean;
        reason?: string;
    };
    /**
     * Clears all IP tracking data (for shutdown)
     */
    clearIPTracking(): void;
}