Northgate Payments — Domain admin in a day, then closed for good

Penetration Test · 2025

Domain admin in a day, then closed for good

Northgate Payments

17

Critical findings

<1 day

Time to domain admin

Clean

Retest result

Overview

An external and internal penetration test of a payments platform that turned a clean scanner report into a hard lesson — and then a fixed one.

The challenge

The client had passed automated scans for years and believed they were secure. Their auditors, and their largest customer, wanted proof from a real adversary rather than a tool.

Our approach

Our red team chained a forgotten subdomain, a reused credential, and a misconfigured share into full domain admin within a day, then sat with the client's engineers to remediate every link in the chain.

The outcome

Seventeen high and critical issues were closed and verified in a clean retest four weeks later. The customer signed, and the platform has held through two audits since.

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