---
description: View GetApp's list to see the best-rated Open source Network Security Software. We provide UK business users free, in-depth and specific guidance on the best software type for their business. Our user-friendly interactive tool allows you to filter by price, features, and reviews.
image: https://gdm-localsites-assets-gfprod.imgix.net/images/getapp/og_logo-94fd2a03a6c7a0e54fc0c9e21a1c0ce9.png
title: Open source Network Security Software - Prices & Reviews - GetApp UK 2026
---

Breadcrumb: [Home](/) > [Open Source Network Security Software](https://www.getapp.co.uk/directory/1443/network-security/software)

# Network Security Software

Canonical: https://www.getapp.co.uk/directory/1443/network-security/software

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## Products

1. [Site24x7](https://www.getapp.co.uk/software/91129/site24x7) — 4.7/5 (382 reviews) — All-in-one performance monitoring tool for DevOps and IT
2. [Proton VPN](https://www.getapp.co.uk/software/2055629/protonvpn) — 4.5/5 (44 reviews) — VPN with DNS filter function and Secure Core architecture.
3. [Vault](https://www.getapp.co.uk/software/133735/vault) — 4.8/5 (9 reviews) — Secure data storage and access management software
4. [Quadrant XDR](https://www.getapp.co.uk/software/2067752/sagan) — 5.0/5 (4 reviews) — Around-the-clock threat detection and response
5. [CloudConnexa](https://www.getapp.co.uk/software/2076622/cloud-connexa) — 4.0/5 (4 reviews) — Cloud-delivered VPN service to connect private networks
6. [Haltdos](https://www.getapp.co.uk/software/106877/haltdos) — 2.0/5 (1 reviews) — Intelligent DDoS attack detection \& mitigation
7. [CloudSploit](https://www.getapp.co.uk/software/111043/cloudsploit) (0 reviews) — Automated security and configuration monitoring for AWS
8. [Crowdsec](https://www.getapp.co.uk/software/2048644/crowdsec) (0 reviews) — Let's make the Internet safer, together.
9. [Strobes PTaaS](https://www.getapp.co.uk/software/2060474/strobes-ptaas) (0 reviews) — Continuous and On-Demand Pentesting Platform

## Related Categories

- [Vulnerability Scanner Tools](https://www.getapp.co.uk/directory/3772/vulnerability-scanner/software)
- [VPN Software](https://www.getapp.co.uk/directory/1219/vpn/software)
- [RMM Software](https://www.getapp.co.uk/directory/1767/remote-monitoring-and-management/software)
- [Cybersecurity Software](https://www.getapp.co.uk/directory/1035/cybersecurity/software)
- [Identity Management Software](https://www.getapp.co.uk/directory/675/identity-access-management/software)

## Links

- [View on GetApp](https://www.getapp.co.uk/directory/1443/network-security/software)
- [All Categories](https://www.getapp.co.uk/directory)

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