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Offensive Security

Offensive security resources for security practitioners.
Guides on autonomous pen testing, red teaming, BAS, and COST.

Case Study: Attack Chaining from an External Web Application to an Internal Network Foothold

Theoretical vulnerability criticality does not matter. Here is one attack chain our AI agents ran that explains why. A Fortune 1000 organization put one public-facing back-office application in scope, in the tier that handles payouts and ledgers. Tested on its own, that application returned a short list of medium-severity findings. FireCompass agents also tested the… Read More »Case Study: Attack Chaining from an External Web Application to an Internal Network Foothold

Forest-Root-Golden-Ticket-SID

Attack chain walkthrough: Forest root domain compromise via golden ticket with SID history

Most stakeholders treat a domain as a security boundary. It is not. The forest is. This walkthrough traces a single attack chain that started with domain-admin access already held in a child domain and ended with every credential in the environment dumped from the forest root. The pivot that made it possible was one forged… Read More »Attack chain walkthrough: Forest root domain compromise via golden ticket with SID history

FireCompass autonomous AI penetration testing agent reaching Top 3 on HackerOne US leaderboard on a $5,000 monthly budget

Press Release: AI Pentest Agent Reaches HackerOne’s Top 3 on a $5,000-a-Month Budget

FireCompass on HackerOne, US leaderboard highlights.   A three-month live experiment by FireCompass reached top-three positions across multiple HackerOne leaderboards, on a $5,000 monthly budget, less than a junior pen tester’s salary. BOSTON, July 28, 2026 /PRNewswire The cost of advanced offensive security is falling fast. In a three-month experiment on a live, authorized global… Read More »Press Release: AI Pentest Agent Reaches HackerOne’s Top 3 on a $5,000-a-Month Budget

FireCompass AI Agents reaching Top 3 on HackerOne leaderboard graphic

How FireCompass AI Agents Reached HackerOne’s Top 3 on $5,000 a Month: Full Methodology, Data, and Limitations

FireCompass Emerging Research. April to July 2026. For one quarter, we ran our AI agent on HackerOne, in the open, competing against human researchers and every other agent hunting the same targets. No lab. No curated benchmark. The agent competed as firecompass-ai on a compute budget of about $5,000 per month. By the July snapshot,… Read More »How FireCompass AI Agents Reached HackerOne’s Top 3 on $5,000 a Month: Full Methodology, Data, and Limitations

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