Network security without the complexity.
Network security made simple.

1Your network
These inputs drive the product recommendation and the comparison baseline.
2Your risk and cost assumptions
Pick a threat scenario and you're done — or open "More options" to fine-tune every figure yourself. Hardware and license costs follow the recommended model automatically.
3Result
Recommendation and return · live estimate
ROSI vs today
Annual loss expectancy (est.)
Total cost, -year (excl. VAT)
Additional losses avoided (est.)
·Sizing guide and formula
| Model | Suited to | Users, approx. | UTM throughput, approx. | HA | Indicative cost (excl. VAT) |
|---|
Sizing uses Zyxel's published size guide (number of users) and UTM throughput with anti-malware and IPS enabled, which is far lower than raw firewall throughput. All prices exclude VAT. Hardware prices are Zyxel Store list prices (hardware only, which includes a 1-year Entry Defense Pack) with 21% VAT removed; licence costs are estimates. Check the official datasheet for exact numbers, and size up if you expect growth. High Availability is included at no extra license cost on the 200H and above.
ALE = incident cost × incidents/year → losses avoided = ALE × (new mitigation − current mitigation) × years → ROSI = (losses avoided − total cost) ÷ total cost
ROSI is measured against what you have today: an ISP router is treated as unprotected (0%), and an existing IDP/IPS firewall is assumed to lower loss exposure by 10% versus unprotected ("I don't know" assumes a router). Total cost of ownership counts hardware once (twice for an HA pair), plus license and admin costs every year. The mitigation rate estimates how much of your loss exposure the platform's protections (AI-powered threat detection, IPS, anti-malware, sandboxing, content filtering) remove; no cybersecurity solution reaches 100%, especially against phishing and insider threats.
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The network is under attack. Press Start to defend it.
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