---
id: 3741
title: "Network Segmentation Testing Guide"
source_domain: projectblack.io
source_url: "https://projectblack.io/blog/network-segmentation-testing-guide/"
published_at: "2025-05-06 07:30"
tags: ["compliance", "penetration-testing", "pci-dss", "network-segmentation", "firewall"]
phying_url: "https://phying.com/item/3741"
lang: en
---

# Network Segmentation Testing Guide

## Summary

A PCI DSS network segmentation testing guide: define zones and a traffic matrix, test inbound and outbound flows, and combine host-to-host checks with subnet scans to avoid false negatives.

## Intelligence Metadata

- **Sources:** projectblack.io
- **Published:** 2025-05-06 07:30
- **Original:** https://projectblack.io/blog/network-segmentation-testing-guide/
- **Phying News:** https://phying.com/item/3741