import { type CanActivate, type ExecutionContext, type OnModuleDestroy } from '@nestjs/common';
import type { McpAuthModuleOptions } from '../interfaces/auth-module-options.interface';
import type { AuthAuditService } from '../services/auth-audit.service';
export declare class AuthRateLimitGuard implements CanActivate, OnModuleDestroy {
    private readonly options;
    private readonly auditService?;
    private readonly buckets;
    private readonly max;
    private readonly windowMs;
    private cleanupTimer?;
    constructor(options: McpAuthModuleOptions, auditService?: AuthAuditService | undefined);
    onModuleDestroy(): void;
    canActivate(context: ExecutionContext): boolean;
    private extractIp;
    private getOrCreateBucket;
    private cleanup;
}
//# sourceMappingURL=auth-rate-limit.guard.d.ts.map