YXN // Security LabHands-on cybersecurity: exploit development walkthroughs, CTF write-ups, detection engineering notes, and interactive lab challenges.https://websecurityblog.pages.dev/Why I Built Payload Kitshttps://websecurityblog.pages.dev/blog/why-i-built-payload-kits/https://websecurityblog.pages.dev/blog/why-i-built-payload-kits/Repeated Payload client builds made me want a faster way to install production-ready blocks without redoing the same schema and wiring work every time.Thu, 16 Apr 2026 00:00:00 GMTHow I Write Product and Engineering Case Studieshttps://websecurityblog.pages.dev/blog/how-i-write-product-and-engineering-case-studies/https://websecurityblog.pages.dev/blog/how-i-write-product-and-engineering-case-studies/The structure I use to turn shipped work into case studies that recruiters, collaborators, and tool teams can scan without getting lost.Sun, 05 Apr 2026 00:00:00 GMTMetaLearner And The Work Of Reducing Product Frictionhttps://websecurityblog.pages.dev/blog/metalearner/https://websecurityblog.pages.dev/blog/metalearner/How I made MetaLearner, an AI-native supply chain forecasting and planning product built on ERP data, easier to enter and extend through onboarding, charts, redesign work, and handoff.Fri, 03 Apr 2026 00:00:00 GMTBuilding SafeStep Without Turning Care Into Surveillancehttps://websecurityblog.pages.dev/blog/safesteps-agewell/https://websecurityblog.pages.dev/blog/safesteps-agewell/How an elderly-care hackathon build used caregiver dashboards, a Node backend, and computer-vision checks without defaulting to surveillance.Thu, 02 Apr 2026 00:00:00 GMTDaybreak And The Work Of Building Calmhttps://websecurityblog.pages.dev/blog/daybreak/https://websecurityblog.pages.dev/blog/daybreak/Revisiting an early Android meditation app shaped by personas, moodboards, Firebase flows, and a deliberate attempt to feel calm.Wed, 01 Apr 2026 00:00:00 GMTBuilding Beacon in 1 Hour for Student Life Track Hackathon 2026https://websecurityblog.pages.dev/blog/beacon/https://websecurityblog.pages.dev/blog/beacon/How I turned messy RC committee forwarding into a believable Telegram dashboard and bot workflow in about an hour.Sun, 29 Mar 2026 00:00:00 GMTThe Singapore Armed Forces, OCS, And Learning To Leadhttps://websecurityblog.pages.dev/blog/saf-journey/https://websecurityblog.pages.dev/blog/saf-journey/A four-stage account of enlisting on July 4, 2023, surviving BMT, getting into OCS, and eventually leading men as a cyber defence platoon commander.Fri, 04 Jul 2025 00:00:00 GMTWinning LifeHack 2023 With EcoCarthttps://websecurityblog.pages.dev/blog/ecocart/https://websecurityblog.pages.dev/blog/ecocart/How our LifeHack-winning browser extension and dashboard made shopping tradeoffs visible before checkout.Tue, 30 May 2023 00:00:00 GMT