Designed for small businesses, branch offices and remote sites, the SN-S-Series-320 firewall grows with your business and your security needs. Protection, confidentiality, resilience, connectivity, adaptability: take advantage of numerous features to secure your communications and your infrastructure.

and scalability


Optimal level
of confidentiality


SN320: information in brief

SN320 overview & datasheet

Looking for a complete network security solution? The SN-S-Series-320 UTM firewall offers advanced network features (antivirus, antispam, IPS, web/URL filtering, IPsec VPN, SSL VPN...) and supports your business growth with a simple software option. With the Stormshield Network Security S-Series platform, you can enjoy the highest level of privacy with TPM chip-based secrecy and intrusion prevention, as well as business continuity with redundant power.

Cyber-secure your business with a security solution that seamlessly adapts to your infrastructure without impact.

8 Gbps

2 Gbps


A network security solution to support your business growth

SN320 demo

Want to know more about our SN320 UTM firewall before you make your decision? Easy, just click on the link to access our demo environment and handle the product firmware.

SN320: technical information

Technical specifications

Performance *

Firewall throughput (1518 byte UDP)

8 Gbps

IPS throughput (1518 byte UDP)

4 Gbps


IPSec throughput - AES-GCM

2 Gbps


100/1000/2500 interfaces


1Gb fiber interfaces



High Availability (Active/Passive)

Redundant power supply (option)


Local storage

microSD card

Chip TPM

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Do you have a technical question about our SN320 firewall? Contact our pre-sales teams.


Access all SN320 technical documentation, including installation guides, user guides, technical notes and release notes.


Having the latest firmware version ensures you're up to date in terms of new features and patches. Some major releases also deliver performance enhancements for the SN320 firewall. Explore the latest developments in the new version, including enhanced protection, easier management and new features.

Management tools

Get maximum security and effective protection with our complementary centralised management and log management solutions.

SN320 in pictures

SN320: associated services

Stormshield supports you step by step, according to your cybersecurity needs and maturity level.


Learn how to integrate, configure and monitor our products with our high-level certification training.


Our service and security packages extend the products’ hardware warranty to provide you with continuous updates for protection systems.

Technical Support

In France and abroad, our technical teams are always close at hand to ensure the security of your software and hardware infrastructure, giving you guaranteed continuity of service.

SN320: trial version and pricing

Would you like to try out the firmware in our SN320 european firewall? Our teams are ready and waiting to discuss projects, arrange an appointment or handle any other request.