---
id: 7761
title: "Internal vs. External Penetration Testing: What You Need to Know"
source_domain: netspi.com
source_url: "https://www.netspi.com/blog/executive-blog/penetration-testing-as-a-service/internal-vs-external-penetration-testing/"
published_at: "2025-03-21T00:00:00Z"
tags: ["network-security", "penetration-testing", "security-assessment", "internal-testing", "external-testing"]
phying_url: "https://phying.com/item/7761"
lang: en
---

# Internal vs. External Penetration Testing: What You Need to Know

## Summary

External penetration testing examines internet-facing services, while internal testing simulates insider threats or post-breach attackers. This article compares the two approaches and their use cases.

## Intelligence Metadata

- **Sources:** netspi.com
- **Published:** 2025-03-21T00:00:00Z
- **Original:** https://www.netspi.com/blog/executive-blog/penetration-testing-as-a-service/internal-vs-external-penetration-testing/
- **Phying News:** https://phying.com/item/7761