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48 Best Stormshield SN3100 Alternatives & Competitors (2026) | CybersecTools

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Stormshield SN3100

Best Stormshield SN3100 Alternatives & Competitors in 2026

Top picks: Fortinet Secure Networking, SonicWall Managed Protection Security Suite, Sophos Firewall — plus 45 more compared.

Network Security

Evaluating Stormshield SN3100 alternatives comes down to matching Network Security capabilities to your environment, integrations, and budget rather than chasing feature parity. The options below are compared on what actually drives a switch: coverage, deployment fit, pricing, and real reviews from security teams. Independent and vendor-neutral: we never sell rankings.

Stormshield SN3100 Alternatives and Competitors

Stormshield SN3100 is a commercial Next-Gen Firewalls tool developed by stormshield. Security professionals most commonly compare it with Fortinet Secure Networking, SonicWall Managed Protection Security Suite, Sophos Firewall, AlgoSec AlgoBot, and TEHTRIS XDR/DNS Firewall. All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.

Data verified Jul 2026

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Top Stormshield SN3100 Alternatives and Competitors at a Glance

A closer look at the 8 most relevant alternatives and competitors to Stormshield SN3100, including their key features and shared capabilities.

Fortinet Secure Networking

Commercial

Next-Gen Firewalls

Converged network security platform with NGFW, SD-WAN, SASE, and SecOps

Key features: Next-generation firewall (NGFW), Secure SD-WAN, Zero Trust Network Access (ZTNA), Unified SASE platform, Network access control (NAC)

View Fortinet Secure Networking|Fortinet Secure Networking alternatives|Compare Fortinet Secure Networking

SonicWall Managed Protection Security Suite

Commercial

Next-Gen Firewalls

Managed firewall security suite with expert management and cyber warranty

Key features: Expert-managed firewall services, SonicSentry-backed configuration and deployment, Monthly security reporting, Embedded cyber warranty via Cysurance, Multi-tenant architecture support

View SonicWall Managed Protection Security Suite|SonicWall Managed Protection Security Suite alternatives|Compare SonicWall Managed Protection Security Suite

Sophos Firewall

Commercial

Next-Gen Firewalls

Next-gen firewall with SD-WAN, ZTNA, and automated threat response capabilities

Key features: Active Threat Response with automated threat blocking, Synchronized Security coordination across Sophos products, Xstream architecture for traffic acceleration and TLS 1.3 decryption, Deep packet inspection with IPS, web protection, and application control, Built-in SD-WAN capabilities

View Sophos Firewall|Sophos Firewall alternatives|Compare Sophos Firewall

AlgoSec AlgoBot

Commercial

Next-Gen Firewalls

Chatbot for network security policy management and firewall administration

Key features: Natural language processing for security policy queries in English and French, Traffic permission checking between IP addresses, servers and applications, Network connectivity change request creation and management, Change request status tracking and approval, Application identification by IP address

View AlgoSec AlgoBot|AlgoSec AlgoBot alternatives|Compare AlgoSec AlgoBot

TEHTRIS XDR/DNS Firewall

Commercial

Next-Gen Firewalls

DNS traffic monitoring and threat blocking module within TEHTRIS XDR Platform

Key features: Real-time DNS traffic monitoring and analysis, Automatic blocking of malicious DNS requests, Machine Learning and Deep Learning for DNS query analysis, Domain Generation Algorithm (DGA) detection, Newly created domain blocking

View TEHTRIS XDR/DNS Firewall|TEHTRIS XDR/DNS Firewall alternatives|Compare TEHTRIS XDR/DNS Firewall

SonicWall FIREWALL SECURITY SERVICES

Commercial

Next-Gen Firewalls

Add-on security services for SonicWall firewalls with threat protection

Key features: Capture ATP sandboxing with RTDMI technology, Intrusion Prevention System (IPS), Application control, Content filtering service, Gateway anti-virus

View SonicWall FIREWALL SECURITY SERVICES|SonicWall FIREWALL SECURITY SERVICES alternatives|Compare SonicWall FIREWALL SECURITY SERVICES

Palo Alto Networks

Commercial

Next-Gen Firewalls

Enterprise NGFW platform with threat prevention and Zero Trust capabilities

Key features: Application visibility independent of port or protocol, Context-aware threat prevention, Zero Trust implementation, Centralized management through Panorama, Unified threat detection with Cortex XDR

View Palo Alto Networks|Palo Alto Networks alternatives|Compare Palo Alto Networks

Clavister NetWall

Commercial

Next-Gen Firewalls

AI-powered NGFW for mission-critical infrastructure with on-device anomaly detection.

Key features: On-device AI anomaly detection (no cloud dependency, <15 min training), Deep application awareness with inspection and policy control across thousands of applications, Application-based and policy-based routing with virtual and dynamic routing protocol support, High availability with millisecond failover and extensive health monitoring, Threat prevention including botnet C2 blocking, phishing prevention, DoS/DDoS mitigation, and malware prevention

View Clavister NetWall|Clavister NetWall alternatives|Compare Clavister NetWall

All 48 Alternatives & Competitors to Stormshield SN3100

Compare

Fortinet Secure Networking

Converged network security platform with NGFW, SD-WAN, SASE, and SecOps

Next-Gen Firewalls

Compare

SonicWall Managed Protection Security Suite

Managed firewall security suite with expert management and cyber warranty

Next-Gen Firewalls

Compare

Sophos Firewall

Next-gen firewall with SD-WAN, ZTNA, and automated threat response capabilities

Next-Gen Firewalls

Compare

AlgoSec AlgoBot

Chatbot for network security policy management and firewall administration

Next-Gen Firewalls

Compare

TEHTRIS XDR/DNS Firewall

DNS traffic monitoring and threat blocking module within TEHTRIS XDR Platform

Next-Gen Firewalls

Compare

SonicWall FIREWALL SECURITY SERVICES

Add-on security services for SonicWall firewalls with threat protection

Next-Gen Firewalls

Compare

Palo Alto Networks

Enterprise NGFW platform with threat prevention and Zero Trust capabilities

Next-Gen Firewalls

Compare

Clavister NetWall

AI-powered NGFW for mission-critical infrastructure with on-device anomaly detection.

Next-Gen Firewalls

Compare

Endian Secure Digital Platform

Endian Secure Digital Platform provides integrated cybersecurity solutions for IT and OT environments through management tools, security gateways, and endpoint connectivity components.

Next-Gen Firewalls

Compare

Hillstone Networks Integrative Cybersecurity

Integrated cybersecurity platform with NGFW, NDR, XDR, ZTNA, and CWPP capabilities

Next-Gen Firewalls

Compare

Endian EndianOS

Linux-based security OS for IT/OT gateways with UTM and industrial protection

Next-Gen Firewalls

Compare

UTM security gateway for IT networks with threat management and connectivity

Next-Gen Firewalls

Compare

WatchGuard Firebox M295

Rack-mount NGFW appliance for branch offices and distributed networks

Next-Gen Firewalls

Compare

AhnLab Network PLUS

Integrated network security platform with firewall, IPS, DDoS, and sandbox

Next-Gen Firewalls

Compare

Sangfor Network Secure - Next Generation Firewall (NGFW)

AI-powered NGFW with integrated WAF, threat detection, and SOC Lite

Next-Gen Firewalls

Compare

Palo Alto Networks Strata Network Security Platform

AI-powered network security platform with unified firewall and SASE capabilities

Next-Gen Firewalls

Compare

Palo Alto Networks Advanced URL Filtering

Real-time web threat prevention using ML/DL for URL filtering and phishing

Next-Gen Firewalls

Compare

Palo Alto Networks PA-7500

Enterprise-scale ML-powered NGFW for data centers and service providers

Next-Gen Firewalls

Compare

Palo Alto Networks Software Firewalls

Software firewalls for multicloud workload protection with Layer 7 threat prevention

Next-Gen Firewalls

Compare

Palo Alto Networks Strata Cloud Manager

Cloud-based mgmt platform for Palo Alto Networks NGFW & SASE infrastructure

Next-Gen Firewalls

Compare

Monitorapp AISVA

SSL/TLS traffic decryption solution for security inspection

Next-Gen Firewalls

Compare

Cato Networks Network Firewall

Cloud-native FWaaS solution providing NGFW capabilities for network security

Next-Gen Firewalls

Compare

Versa Next Generation Firewall

NGFW with threat protection, app visibility, and AI-driven security

Next-Gen Firewalls

Compare

Zecurion Secure Web Gateway

Web gateway controlling access to web resources with threat protection

Next-Gen Firewalls

Compare

F5 BIG-IP Local Traffic Manager

Application delivery controller with load balancing and traffic management

Next-Gen Firewalls

Compare

Cisco Secure Firewall

Enterprise firewall solution for network security and traffic control

Next-Gen Firewalls

Compare

SonicWall Gen 8 TZ Series Next-Generation Firewall (NGFW)

NGFW for SMBs and branch offices with threat prevention and SD-WAN

Next-Gen Firewalls

Compare

SonicWall NS _sp_ Series Next-Gen Firewall

High-end NGFW for enterprises with RTDMI, multi-instance & unified policy

Next-Gen Firewalls

Compare

SonicWall NS_v Series

Virtual NGFW for public/private cloud with RTDMI threat detection

Next-Gen Firewalls

Compare

SonicWall Unified Management

Unified mgmt console for MSPs to manage SonicWall security solutions

Next-Gen Firewalls

Compare

Enea Signaling Security

Multi-protocol signaling firewall for telecom networks (SS7, Diameter, GTP-C, 5G)

Next-Gen Firewalls

Compare

FireMon Firewall Policy Management

Firewall policy mgmt platform for automating rule changes & compliance

Next-Gen Firewalls

Compare

GajShield Data Security Firewall

Next-gen firewall with data-centric security and contextual intelligence

Next-Gen Firewalls

Compare

GajShield Contextual Intelligence Engine

Context-based firewall engine providing deep inspection and visibility

Next-Gen Firewalls

Compare

NETSCOUT nGenius Decryption Appliance

High-performance TLS/SSL/SSH decryption appliance for security monitoring

Next-Gen Firewalls

Compare

AI-driven NSPM platform for firewall policy automation and lifecycle mgmt.

Next-Gen Firewalls

Compare

CSP-delivered network security platform for SMB customers via modular components.

Next-Gen Firewalls

Compare

BeBroadband Application Awareness Security

DPI-based application-aware security for NGFW, ZTNA, and SD-WAN/SASE.

Next-Gen Firewalls

Compare

Clavister Next-Generation Firewalls

Portfolio of NGFWs covering enterprise, datacentre, and military deployments.

Next-Gen Firewalls

Compare

Corsa Security Platform

Turnkey virtual firewall orchestration platform for enterprises, SPs & MSSPs.

Next-Gen Firewalls

Compare

Corsa NSE7000 Security Services Load Balancer

Hardware appliance for SSL/TLS inspection scaling via security service load balancing.

Next-Gen Firewalls

Compare

UTM appliance series with firewall, IPS, VPN, web/email security.

Next-Gen Firewalls

Compare

MSP-focused network security-as-a-service for small businesses via router agent.

Next-Gen Firewalls

Compare

Safing Portmaster

An open-source application firewall that monitors network traffic with custom rules

Next-Gen Firewalls

Free

Compare

Array ASI SSL Intercept

SSL/TLS decryption appliance for inspecting encrypted network traffic

Next-Gen Firewalls

Compare

AlgoSec Firewall Analyzer

Firewall rule analysis & optimization tool for hybrid network visibility

Next-Gen Firewalls

Compare

Cohesive VNS3 Cloud Firewall

Cloud-based network firewall with segmentation, NAT, and VPN capabilities

Next-Gen Firewalls

Compare

FireMon Policy Workbench

Firewall policy design and automation platform for network security teams

Next-Gen Firewalls

Also compare alternatives to:

Fortinet Secure Networking alternatives SonicWall Managed Protection Security Suite alternatives Sophos Firewall alternatives AlgoSec AlgoBot alternatives TEHTRIS XDR/DNS Firewall alternatives SonicWall FIREWALL SECURITY SERVICES alternatives Palo Alto Networks alternatives Clavister NetWall alternatives Endian Secure Digital Platform alternatives Hillstone Networks Integrative Cybersecurity alternatives Endian EndianOS alternatives Endian UTM alternatives

Compare Stormshield SN3100 with:

Stormshield SN3100 vs Fortinet Secure Networking Stormshield SN3100 vs SonicWall Managed Protection Security Suite Stormshield SN3100 vs Sophos Firewall Stormshield SN3100 vs AlgoSec AlgoBot Stormshield SN3100 vs TEHTRIS XDR/DNS Firewall Stormshield SN3100 vs SonicWall FIREWALL SECURITY SERVICES Stormshield SN3100 vs Palo Alto Networks Stormshield SN3100 vs Clavister NetWall

Stormshield SN3100 Alternatives FAQ

Common questions security professionals ask when evaluating alternatives and competitors to Stormshield SN3100.

What are the best alternatives to Stormshield SN3100?

The most popular alternatives to Stormshield SN3100 include Fortinet Secure Networking, SonicWall Managed Protection Security Suite, Sophos Firewall, AlgoSec AlgoBot, and TEHTRIS XDR/DNS Firewall. These Next-Gen Firewalls tools offer similar capabilities and are frequently compared by security professionals evaluating their options.

How many alternatives to Stormshield SN3100 are available?

There are 48 alternatives to Stormshield SN3100 listed on CybersecTools, all within the Next-Gen Firewalls category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.

Is Stormshield SN3100 free or commercial?

Stormshield SN3100 is a commercial Next-Gen Firewalls tool. It requires a paid license or subscription. Both free and commercial alternatives are available for comparison.

What type of tool is Stormshield SN3100?

Stormshield SN3100 is a Next-Gen Firewalls tool within the broader Network Security category. It is used by security professionals for next-gen firewalls capabilities and can be compared against 48 similar tools.

Have more questions? Browse our categories or search for specific tools.

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