Most organizations today run regular scans, maybe even manual tests. They’ve got dashboards lighting up with alerts. And yet — they still get breached. It’s not because they didn’t run tests. It’s because the tests were scoped with internal assumptions. External pentesters, when brought in properly, approach your environment without those mental constraints. That’s where the difference lies. The Internal Testing Fallacy Internal security teams know the architecture. They know where the crown jewels sit. They know the “known issues,” the patch cadence, the compliance checklists. But that knowledge often limits exploration. You don’t probe what you assume is already covered. You don’t break what you’ve helped build. That’s why internal teams miss the configuration drift in a legacy firewall rule, the exposed staging environment someone spun up six months ago, or the misconfigured IAM role that lets a low-privileged user enumerate internal APIs. External Testers Work Without Your Bi...