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Show HN: BurnShot v2- Zero-Knowledge image sharing (Challenge to decrypt this)

2•axaysharma•4h ago
> I built BurnShot to solve a problem: "View once" features on WhatsApp/Slack still leave traces in cloud backups. Standard server-side deletion requires trusting the backend.

So, I rebuilt my app on a strict Zero-Knowledge architecture:

- 100% Client-Side Encryption (Web Crypto API, AES-256-GCM).

- Decryption keys live in the URL hash (#key), so my server only ever receives and stores garbled .enc binary blobs.

- Postgres RPCs handle atomic view-count detonation to prevent race conditions.

The Challenge: Here is an encrypted payload sitting on my server. I stripped the #key out of the URL. I challenge anyone to intercept the network request, download the blob, and decrypt the image: https://burnshot.app/view/243fb87b-f034-44ff-806d-dd60e207d7...

The UX Demo: If you just want to see the cryptography and atomic detonation in action, here is a full link set to self destruct after 100 views: https://www.burnshot.app/view/d9aafa5d-dccd-43f2-89ff-71a9fa...

I'd love for you to inspect the Network tab, try to break the cryptography, and roast my architecture. Main site: https://burnshot.app

Show HN: GDSL – 800 line kernel: Lisp subset in 500, C subset in 1300

https://firthemouse.github.io/
38•FirTheMouse•4h ago•7 comments

Show HN: Signet – Autonomous wildfire tracking from satellite and weather data

https://signet.watch
91•mapldx•7h ago•27 comments

Show HN: What if your synthesizer was powered by APL (or a dumb K clone)?

https://octetta.github.io/k-synth/
54•octetta•6h ago•27 comments

Show HN: Goal.md, a goal-specification file for autonomous coding agents

https://github.com/jmilinovich/goal-md
2•jmilinovich•1h ago•1 comments

Show HN: Han – A Korean programming language written in Rust

https://github.com/xodn348/han
202•xodn348•22h ago•112 comments

Show HN: Detach – Mobile UI for managing AI coding agents from your phone

https://github.com/salvozappa/detach
2•salvozappa•2h ago•2 comments

Show HN: Sway, a board game benchmark for quantum computing

https://shukla.io/blog/2026-03/sway.html
3•BinRoo•3h ago•0 comments

Show HN: Ichinichi – One note per day, E2E encrypted, local-first

121•katspaugh•1d ago•45 comments

Show HN: GitAgent – An open standard that turns any Git repo into an AI agent

https://www.gitagent.sh/
127•sivasurend•1d ago•33 comments

Show HN: RSS tool to remix feeds, build from webpages, and skip podcast reruns

https://sponder.app
4•kristjan•5h ago•0 comments

Show HN: Dialtone watcher – what is my laptop doing and am I normal

5•fcpguru•5h ago•1 comments

Show HN: GrobPaint: Somewhere Between MS Paint and Paint.net

https://github.com/groverburger/grobpaint
52•__grob•21h ago•14 comments

Show HN: Code Royale – Play and learn poker with Claude Code (skill)

https://github.com/BohdanPetryshyn/code-royale
2•BohdanPetryshyn•7h ago•0 comments

Show HN: Channel Surfer – Watch YouTube like it’s cable TV

https://channelsurfer.tv
594•kilroy123•4d ago•174 comments

Show HN: Context Gateway – Compress agent context before it hits the LLM

https://github.com/Compresr-ai/Context-Gateway
92•ivzak•2d ago•56 comments

Show HN: AgentMailr – dedicated email inboxes for AI agents

https://www.agentmailr.com/
5•kumardeepanshu•8h ago•2 comments

Show HN: Data-anim – Animate HTML with just data attributes

https://github.com/ryo-manba/data-anim
16•ryo-manba•1d ago•6 comments

Show HN: Lengpal – simple video chat for language exchange

https://www.producthunt.com/products/lengpal
4•ayoubdrissi•3h ago•0 comments

Show HN: Ink – Deploy full-stack apps from AI agents via MCP or Skills

https://ml.ink/
31•august-•4d ago•5 comments

Show HN: Voice-tracked teleprompter using on-device ASR in the browser

https://github.com/larsbaunwall/promptme-ai
2•lbaune•10h ago•1 comments

Show HN: Axe – A 12MB binary that replaces your AI framework

https://github.com/jrswab/axe
223•jrswab•3d ago•122 comments

Show HN: BurnShot v2- Zero-Knowledge image sharing (Challenge to decrypt this)

2•axaysharma•4h ago•0 comments

Show HN: Learn Arabic with spaced repetition and comprehensible input

https://abjadpro.com
64•adangit•1d ago•22 comments

Show HN: What was the world listening to? Music charts, 20 countries (1940–2025)

https://88mph.fm/
113•matteocantiello•5d ago•51 comments

Show HN: OneCLI – Vault for AI Agents in Rust

https://github.com/onecli/onecli
160•guyb3•3d ago•50 comments

Show HN: I built Wool, a lightweight distributed Python runtime

https://github.com/wool-labs/wool
13•bzurak•1d ago•4 comments

Show HN: Rudel – Claude Code Session Analytics

https://github.com/obsessiondb/rudel
143•keks0r•3d ago•85 comments

Show HN: s@: decentralized social networking over static sites

http://satproto.org/
411•remywang•3d ago•219 comments

Show HN: Understudy – Teach a desktop agent by demonstrating a task once

https://github.com/understudy-ai/understudy
119•bayes-song•3d ago•41 comments

Show HN: SupplementDEX – The Evidence-Based Supplement Database

https://supplementdex.com/
16•richarlidad•1d ago•2 comments