Total security for your Windows server

Monitor and automatically block unauthorized access attempts to your services. Cloudflare integration, country blocking and support for MailEnable® and SmarterMail.

Flex Firewall for Windows protecting autonomously
Firewall Manager Windows Dashboard
Compatible with
SmarterMail MailEnable Cloudflare Windows Defender PHP ASP

What can we do for you?

A complete security solution designed specifically for servers in Windows Server environments.

Spam SmarterMail MailEnable

SMTP Connection Control

If you have MailEnable® or SmarterMail installed, SMTP, POP and IMAP services will be monitored and incorrect access attempts will be blocked automatically.

Bot Spider Cloudflare Windows Defender

BOT and Virus Detection

Brute force or cyclic BOT attempts are blocked directly. Integrated Windows Defender support for MailEnable®.

Base de Datos RDP Cuentas

Essential Services

We control your critical services like MySQL, MariaDB, SQL Server, Remote Desktop (RDP) and Windows system accounts automatically.

Bloqueo país Cloudflare

Country Blocking

Set a list of countries to be blocked directly from the first incorrect attempt. Support for IPv4 and IPv6.

Developer ASP PHP

API for Developers

With just a few lines of code you can integrate Flex Manager into your website. Compatible with PHP, ASP, .NET for proactive use.

Info IP País IP

Detailed IP Information

Get complete information for each IP address: Country, Provider, ASN code and reputation in international blacklists.

Real data, real protection

Monthly statistics on reports sent anonymously to AbuseIPDB. Updated information every hour on unique blocked IP addresses.

0
IPs blocked this month
0
Reports to AbuseIPDB
0
Countries detected
0
Active servers
Unique IPs blocked per month

The best way to stay protected

If you have Windows Server exposed, we are the best option to protect your system and minimize the load against constant attacks that consume resources.

Panel

Real-time Monitoring

Continuous tracking of all incoming connections with immediate alerts.

Simple Configuration

Admin Panel to manage all rules without command line.

Automatic Updates

The threat database is updated constantly automatically.

Choose your plan

Start free with basic features or access the full potential with the professional license. No commitment, cancel anytime.

Special promotion active

The Professional license is completely free indefinitely while this promotion lasts. No credit card, no commitments.

Indefinite time
Gratis

Free License

Start protecting your server at no cost. Install and enjoy basic features.

  • SMTP, POP, IMAP, FTP Monitoring
  • WordPress, Windows, RDP
  • MySql, MariaDB, SQLServer
  • Block limited to 10 IPs per rule
  • 6 incorrect attempts before blocking
  • Cloudflare Integration
  • API Access
  • Unlimited country blocking
  • ASN blocking
  • AbuseIPDB Integration
Install for free

What our users say

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Ready to protect your server?

Install for free in seconds and start blocking attacks automatically from the very first moment.

Install for Free