Rrathsarainrr-cyber.hashnode.dev·Aug 15 · 10 min readWhat We Got: From Cloud Security Platform to Operational CapabilityA few months after the operationalizing work covered in the last article, it stopped being a project. It became part of how we worked. This article is about what changed once that happened. The Metri00
Rrathsarainrr-cyber.hashnode.dev·Aug 14 · 31 min readUnderstanding OAuth 2.0: Delegation, Grant Types, and the Attacks That Actually HappenThe first time I heard the term OAuth, I didn't know what it meant. I was in a conversation with a DBA lead about something adjacent to authentication and authorization, and he mentioned, almost in pa00
YPYogeshwar Peelainexploitnotes.hashnode.dev·Aug 10 · 35 min readTryHackMe : Overflow The Jackpot writeup# Challenge Category Flag 1 B1t Recovery Crypto THM{[REDACTED]} 2 Lost Fortune Included Web THM{REDACTED} 3 Casino Heist Forensics THM{REDACTED} 4 Fresh Powder - Bonus Challenge Detection Eng10
Rrathsarainrr-cyber.hashnode.dev·Aug 6 · 15 min readIdentity Foundations: Everything Before OAuthBefore any protocol makes sense on its own terms, a few things underneath it need to be settled first: what authentication and authorization actually are as distinct concepts, how identity gets carrie13N
Rrathsarainrr-cyber.hashnode.dev·Aug 5 · 9 min readIdentity Was the Gap I Did Not Know I HadI had worked across cloud security engineering, vulnerability assessment, penetration testing, and application security. I had reviewed IAM configurations across multiple cloud platforms, flagged over11N
YPYogeshwar Peelainexploitnotes.hashnode.dev·Aug 4 · 6 min readTryHackMe : Towel on the Sunbed WriteupTL;DR Ponzi Portfolio is a Node.js/Express "staking rewards" web app with a 24-hour cooldown on claiming a reward. The /claim endpoint has a classic check-then-act race condition: it checks whether th10
YPYogeshwar Peelainexploitnotes.hashnode.dev·Aug 4 · 8 min readTryHackMe : Do Not Disturb WriteupTL;DR Byte Lotus Poolside is a Node.js/Express booking app. A NoSQL injection in the login endpoint bypasses authentication entirely and lands directly in the staff role. The staff console's booking-c10
YPYogeshwar Peelainexploitnotes.hashnode.dev·Aug 4 · 5 min readTryHackMe : Overheard at BreakfastTL;DR A single artifact - a zipped screenshot of a Discord-style DM conversation is the entire challenge. Two "Byte Lotus Hotel" guests, Ponzi and Lambo!, chat about social media; Lambo! name-drops a10
YPYogeshwar Peelainexploitnotes.hashnode.dev·Aug 4 · 6 min readTryHackMe : Packed Light WriteupTL;DR A .pcapng capture shows a victim host on 192.168.1.141 downloading a Python keylogger (updates.py) from an attacker-controlled "hotel update server" at byte-lotus-hotel.thm:8080 (34.41.103.191).10
YPYogeshwar Peelainexploitnotes.hashnode.dev·Aug 4 · 7 min readTryHackMe : Beach Bar WriteupTL;DR Beach Bar is a Flask-based "DJ booth" web app for a beach bar jukebox. Default demo credentials (dj/dj) left enabled in an HTML comment get you into the dashboard, which exposes a YAML playlist 10
