Sansec Shield Web Application Firewall vs Tempesta FW

Sansec Shield Web Application Firewall and Tempesta FW take different approaches to web application security. Consider your team's expertise and infrastructure preferences when evaluating these options.

View Sansec Shield Web Application Firewall Review View Tempesta FW Review

Sansec Shield Web Application Firewall and Tempesta FW take fundamentally different approaches to web application security. Understanding your infrastructure and team capabilities will help determine which approach fits your needs.

Overview

Sansec Shield Web Application Firewall and Tempesta FW are both popular web application firewall solutions. This comparison will help you understand the key differences and choose the right one for your needs.

Magento-specific WAF with real-time threat protection, zero false positives, and deep Adobe Commerce integration for e-commerce stores.

High-performance open-source WAF and web accelerator built directly into the Linux kernel, delivering up to 1.8M requests per second with integrated L3-L7 DDoS protection and automated bot mitigation via WebShield.

Quick Comparison

Feature	Sansec Shield Web Application Firewall	Tempesta FW
Overall Rating	4.4/5	4.0/5
Free Tier	No	Yes
Pricing Model	Subscription by store revenue tier	Free (open source) + professional services
Ease of Use	4.0/5	2.5/5
Value for Money	4.3/5	4.8/5
Support	4.6/5	3.0/5
Open Source	No	Yes
Platforms	Magento 2, Adobe Commerce, Adobe Cloud	Linux (kernel-level integration), bare metal, cloud VMs
Compliance	PCI DSS compatible	Contact vendor

Pricing Comparison

Sansec Shield Web Application Firewall

Model: Subscription by store revenue tier

Secure

Custom pricing

Advanced

Custom pricing

Enterprise

Custom pricing

View full pricing →

Tempesta FW

Model: Free (open source) + professional services

Free Tier Available

Open Source

Free

Professional Services

Contact for pricing

View full pricing →

Features Comparison

Sansec Shield Web Application Firewall

Origin-Based Protection
Operates at the application layer as a PHP module, protecting against attacks that bypass CDN-based WAFs.
Real-Time Threat Detection
Sub-millisecond pattern matching with zero performance impact on store operations.
Zero False Positives
Blocks only actual attacks using Magento-specific intelligence, not generic criteria.
Rapid Threat Response
New protection rules deployed within minutes of detecting new attack patterns in the wild.
Magento-Specific Rules
Deep understanding of Magento architecture enables detection of platform-specific vulnerabilities.
Hack Protection Guarantee
Conditional guarantee against successful attacks when security requirements are met.

Tempesta FW

Kernel-Level Performance
Built directly into Linux TCP/IP stack, processing up to 1.8M HTTP requests per second - 3x faster than Nginx or HAProxy.
Multi-Layer DDoS Protection
Integrated protection against volumetric and application-layer DDoS attacks with rate limiting, JavaScript challenges, and adaptive QoS.
HTTP Tables
Extends Linux iptables/nftables for application-layer filtering, enabling rules that combine IP addresses with HTTP headers and content.
Intelligent Load Balancing
Machine learning-powered load balancing with persistent sessions, weighted round-robin, and rendezvous hashing strategies.
Web Acceleration
Built-in caching using Tempesta DB, an ultra-fast in-memory database with NUMA-aware distribution and SIMD optimizations.
High-Performance TLS
Tempesta TLS is 40-80% faster than Nginx/OpenSSL with 4x lower latency for TLS handshakes.
Bot Protection (WebShield)
Open-source automated bot protection via WebShield — detects and blocks DDoS bots, scrapers, shopping bots, and booking bots using TLS and HTTP fingerprint analysis on access logs stored in ClickHouse.
Volumetric DDoS Protection
Upcoming open-source volumetric DDoS protection solution, completing a full L3-L7 DDoS and bot mitigation stack when combined with Tempesta FW's application-layer defences and WebShield.
Native XDP Integration
Uses Linux XDP (eXpress Data Path) for early packet dropping, enabling efficient mitigation of volumetric attacks.

Which One Is Right for You?

The best WAF depends on your specific requirements, infrastructure, and team expertise.

Sansec Shield Web Application Firewall

You need: Magento 2 stores, Adobe Commerce merchants, e-commerce businesses requiring specialized protection
You're using: Magento 2, Adobe Commerce, Adobe Cloud

Learn more →

Tempesta FW

You need: High-traffic sites requiring maximum performance, organizations with Linux expertise, teams wanting to replace multiple infrastructure components, performance-critical applications
You want to start with a free tier
You prefer open-source solutions
You're using: Linux (kernel-level integration), bare metal, cloud VMs

Learn more →

We recommend evaluating both options with a trial or free tier before committing. Consider your existing infrastructure, team expertise, compliance requirements, and budget.

Frequently Asked Questions

Which is better for startups: Sansec Shield Web Application Firewall or Tempesta FW?

Tempesta FW offers a free tier while Sansec Shield Web Application Firewall does not, making Tempesta FW more accessible for budget-conscious startups. Sansec Shield Web Application Firewall scores higher for ease of use (4.0/5), which is valuable for smaller teams. Consider your immediate security needs and growth plans when choosing.

Which has better support: Sansec Shield Web Application Firewall or Tempesta FW?

Sansec Shield Web Application Firewall has a higher support rating (4.6/5) compared to Tempesta FW (3.0/5). However, support quality can vary based on your plan tier - enterprise customers typically receive more responsive support from both providers. Consider evaluating support during a trial period.

Which is easier to implement: Sansec Shield Web Application Firewall or Tempesta FW?

Sansec Shield Web Application Firewall scores higher for ease of use (4.0/5) versus Tempesta FW (2.5/5). The actual implementation effort depends on your existing infrastructure and team expertise.

Which is more cost-effective: Sansec Shield Web Application Firewall or Tempesta FW?

Tempesta FW offers a free tier while Sansec Shield Web Application Firewall requires a paid plan. Tempesta FW scores higher for value (4.8/5). Total cost depends on your traffic volume, required features, and support level needs.

What's the difference between Tempesta FW (open source) and Sansec Shield Web Application Firewall (commercial)?

Tempesta FW is open source, which means you can inspect the code, customize it, and self-host without licensing fees. Sansec Shield Web Application Firewall is a commercial solution with managed support and regular updates. Open source is ideal if you have in-house expertise and want full control. Commercial solutions are better if you prefer managed security with vendor support.