
In an increasingly networked world, the security of IT infrastructures is essential. Especially for organizations that process sensitive data or rely on stable, secure networks, a reliable solution that is both powerful and easy to manage is required. The DEC4280 OPNsense® Rack Security Appliance from Deciso offers exactly this combination of performance, flexibility and ease of use – all in a compact rackmount design.
What is the DEC4280 OPNsense® Rack Security Appliance?
The DEC4280 is a specialized hardware appliance that uses the OPNsense® open source firewall and routing platform. Designed for use in professional network environments, it provides a comprehensive solution for managing network security and communications. It is particularly suitable for small to medium-sized companies that require a scalable, easy-to-manage yet powerful network security solution.

Powerful hardware for maximum efficiency
The DEC4280 is equipped with powerful hardware that meets the requirements of modern networks. It offers:
- Multicore processors: This means that even computationally intensive security functions such as intrusion detection and prevention (IDS/IPS) are possible without impairing performance.
- Large working memory and fast storage: For smooth processing of network traffic, even with complex network requirements.
- Multiple network connections: Ideal for use in complex network architectures with different zones and interfaces.
OPNsense® – Flexibility and user-friendliness
The DEC4280 uses OPNsense®, an open source platform that offers a wide range of features to ensure the highest level of network security. With a user-friendly web interface, OPNsense® enables easy configuration and management, even for users without in-depth IT knowledge.
Some of the outstanding features of OPNsense® include:
- Stateful Packet Inspection (SPI) Firewall: Monitors data traffic and blocks unwanted connections.
- VPN support: Enables secure remote connections via VPN protocols such as IPsec and OpenVPN.
- Intrusion Detection & Prevention (IDS/IPS): Protects against attacks and prevents malicious activities from entering the network.
- Traffic Shaping & Load Balancing: Optimizes network traffic and ensures that bandwidth is used efficiently.

The advantages of the DEC4280 for your company
- Scalability: The DEC4280 grows with the requirements of your company. Thanks to the flexible configurations, you can adapt your network security infrastructure to meet future requirements.
- Reliability: With OPNsense® as your operating system, you can rely on a stable and continuously updated platform. The regular updates not only offer new functions, but also continuous security improvements.
- Simple administration: Despite its complex security functions, OPNsense® offers a user-friendly web interface that enables IT administrators to easily configure and monitor the appliance.
- Cost savings: By using OPNsense® and the open source architecture, companies can save on license costs normally associated with proprietary solutions without having to sacrifice security or performance.
Possible applications for the DEC4280
The DEC4280 is suitable for various scenarios in which network security plays a central role. These include
- Medium-sized businesses: With a variety of security features, the DEC4280 can provide the perfect solution for small and medium sized businesses that require robust network security.
- Branch office networks: The appliance is also suitable for use in distributed networks, as it is ideal for setting up secure VPN connections between locations.
- Data Centers: The DEC4280 not only provides a reliable firewall, but also advanced load balancing and traffic monitoring capabilities, making it a valuable resource for data centers.
Our conclusion
The DEC4280 OPNsense® Rack Security Appliance from Deciso offers organizations a powerful, flexible and cost-effective solution for securing their networks. Combining powerful hardware with the flexible OPNsense® platform, it is the ideal choice for organizations looking to take their network security to the next level. With features such as IDS/IPS, VPN support and a user-friendly web interface, the DEC4280 is the perfect solution for managing and securing your corporate network.
Deciso DEC4280
A specialized hardware appliance that leverages the OPNsense® open source firewall and routing platform. Designed for use in professional network environments, it provides a comprehensive solution for managing network security and communications