RatCTF

The XSS Rat Training Grounds

Own every lab. Master the methodology.

Training machines built by The XSS Rat — from basic enumeration to extreme multi-vector chains. Register once, unlock targets, submit flags, and track your progress on the leaderboard.

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☠ The Burrow 8 reached it Can you?

🥷 New Track — Dropping today

The OSEP Track is here

Where OSCP ends and the red team begins — advanced evasion and chaining for PEN-300. Restricted-shell breakouts, filter & defense evasion, lateral movement & pivoting, advanced Active Directory, and insecure deserialization. Three brand-new machines — Bastion, Nightfall, and Sidewinder — release in 4 hours. Free.

Explore the OSEP Track → Getting a shell isn't enough here. Get it past the defences.

⚡ New Series — Launching 31 May 2026

Project Meridian

5 new OSCP-prep machines inside SolarGate Energy's network. SUID abuse, cron hijacking, sudo escapes, and Linux capabilities — a full Linux privesc series.

View Project Meridian → 💡 Community suggestion by tumtum

Dropping in

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🛡 Purple Team Series — Launching 20 Jun 2026

Help me, I got compromised

Five connected hosts. One breach. Log forensics, SOC triage, code review, and a host under constant attack that you must defend — with a 30-minute auto-reset.

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🔥 8 New Series — Launching 1 Sep 2026

40 new machines across 8 themed series

Operation Switchboard, Blacksite Webapp, Pipeline Breach, Exposed API, Cryptovault, Containment Failure, Memory Lane, and Social Engineering Sim — network protocols, web vulns, CI/CD, API attacks, crypto, container escapes, binary exploitation, and OSINT chains.

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Community Hub

📚 Latest writeups, reports & resources

Open the Hub — view all →
GTFOBins ↗ LOLBAS ↗ HackTricks ↗ PayloadsAllTheThings ↗ PortSwigger Web Security Academy ↗ OWASP Testing Guide ↗ More resources →

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