Exciting new content is on the horizon. Get ready for fresh challenges, immersive labs, educational chapters, and brain-teasing quizzes.
A whistleblower's secret message hides in plain sight within an ordinary blog post. The text looks completely normal, but invisible characters carry a covert payload. Master zero-width Unicode steganography and decode the phantom message that nobody else can see!
API keys in JavaScript, weak JWTs, OAuth misconfigurations - authentication failures are everywhere. 💥 When you bypass auth, you bypass everything. These techniques get you in when you shouldn't be.
Change one ID, access another user's data. BOLA/IDOR is the #1 API vulnerability for a reason - it's everywhere and often critical. 🎯 Simple to exploit, devastating in impact. The bugs that pay big bounties.
SQL injection through JSON. NoSQL injection in MongoDB. Command injection via API parameters. 🔥 APIs often skip the validation that web forms have. Find where trust is misplaced.
APIs that auto-bind request data to objects are asking for trouble. Add 'role: admin' to your profile update and become administrator. 🎭 Invisible parameters with visible impact.
No rate limiting means unlimited password attempts, endless enumeration, and resource exhaustion. ⚡ Find the endpoints that forgot to say 'slow down' and exploit the oversight.
GraphQL gives attackers what they want: introspection reveals the schema, batching bypasses rate limits, nested queries cause DoS. 🕸️ A different paradigm with unique attack vectors.
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