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#proofofconcept — Public Fediverse posts

Live and recent posts from across the Fediverse tagged #proofofconcept, aggregated by home.social.

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  1. Also wenn die #Krankenkassen sich schon ohne jegliche Not in riskanten "Investments" verzockt haben, wird es natürlich höchste Zeit, auch unsere #Renten dringend an die #Börse zu bringen.

    #ProofOfConcept

  2. Also wenn die #Krankenkassen sich schon ohne jegliche Not in riskanten "Investments" verzockt haben, wird es natürlich höchste Zeit, auch unsere #Renten dringend an die #Börse zu bringen.

    #ProofOfConcept

  3. Decentralized browser-based P2P E2EE messaging.

    The key detail that sets this apart from other messaging apps is the browser-based client-side cryptography philosophy.

    No need to install anything. Your ID is crypto-random and so the app doesnt need to rely on any central registration system like phone numbers. Your ID is unguessable and to connect to someone, you have to explicitly share it.

    WebRTC has other nuances like being to route through a shared network for secure/faster transfer.

    I hope this project has reached a level i can share the following details. I've made a genuine effort towards documentation and transparancy. I dont think it'll ever be enough and so im still concerned it isnt ready to share. While im using AI throughout. This is not a vibecoded project. There is attention throughout for unit tests and formal-verification. With your feedback, id like to make improvements for clarity throughout.

    This version of the app demonstrates a fairly unique approach using a browser-based, local-only and webrtc approach. I know it's impossible for any system to be the "world's most secure", but that isnt a reason to not try. By rigorously implementing an exhaustive list of security features and practices, the aim is to get as close as possible.

    * [Enkrypted.Chat](enkrypted.chat/)

    This is intended to demonstrate client-side managed secure cryptography.

    * [Introducing Enkrypted Chat](positive-intentions.com/blog/i)
    * [Whitepaper (work-in-progress)](positive-intentions.com/docs/t)
    * [Protocol Spec (work-in-progress)](positive-intentions.com/docs/t)
    * [Roadmap](positive-intentions.com/docs/t)

    I know ive tried to compress a lot of my journey into one post. The project above is going to be tricky to understand. Feel free to reach out for clarity on any of the details.

    IMPORTANT: While this is aiming to provide a secure experience, It is [not audited or reviewed](reddit.com/r/CyberSecurityAdvi). **Shared for testing, feedback and demo purposes only.** Please use responsibly.

    #Privacy #OnlinePrivacy #DataPrivacy #Infosec #CyberSecurity #OpSec #DigitalRights #AntiSurveillance #DataOwnership #E2EE #P2P #PeerToPeer #WebRTC #LocalFirst #LocalOnly #NoCloud #NoRegistration #PWA #SignalProtocol #PostQuantum #Cryptography #SecureMessaging #PrivateChat #EncryptedChat #Decentralized #OpenSource #SelfHosted #BetaTesting #FeedbackWelcome #TechDemo #ProofOfConcept #BuildInPublic #IndieDev #DevCommunity

  4. Decentralized browser-based P2P E2EE messaging.

    The key detail that sets this apart from other messaging apps is the browser-based client-side cryptography philosophy.

    No need to install anything. Your ID is crypto-random and so the app doesnt need to rely on any central registration system like phone numbers. Your ID is unguessable and to connect to someone, you have to explicitly share it.

    WebRTC has other nuances like being to route through a shared network for secure/faster transfer.

    I hope this project has reached a level i can share the following details. I've made a genuine effort towards documentation and transparancy. I dont think it'll ever be enough and so im still concerned it isnt ready to share. While im using AI throughout. This is not a vibecoded project. There is attention throughout for unit tests and formal-verification. With your feedback, id like to make improvements for clarity throughout.

    This version of the app demonstrates a fairly unique approach using a browser-based, local-only and webrtc approach. I know it's impossible for any system to be the "world's most secure", but that isnt a reason to not try. By rigorously implementing an exhaustive list of security features and practices, the aim is to get as close as possible.

    * [Enkrypted.Chat](enkrypted.chat/)

    This is intended to demonstrate client-side managed secure cryptography.

    * [Introducing Enkrypted Chat](positive-intentions.com/blog/i)
    * [Whitepaper (work-in-progress)](positive-intentions.com/docs/t)
    * [Protocol Spec (work-in-progress)](positive-intentions.com/docs/t)
    * [Roadmap](positive-intentions.com/docs/t)

    I know ive tried to compress a lot of my journey into one post. The project above is going to be tricky to understand. Feel free to reach out for clarity on any of the details.

    IMPORTANT: While this is aiming to provide a secure experience, It is [not audited or reviewed](reddit.com/r/CyberSecurityAdvi). **Shared for testing, feedback and demo purposes only.** Please use responsibly.

    #Privacy #OnlinePrivacy #DataPrivacy #Infosec #CyberSecurity #OpSec #DigitalRights #AntiSurveillance #DataOwnership #E2EE #P2P #PeerToPeer #WebRTC #LocalFirst #LocalOnly #NoCloud #NoRegistration #PWA #SignalProtocol #PostQuantum #Cryptography #SecureMessaging #PrivateChat #EncryptedChat #Decentralized #OpenSource #SelfHosted #BetaTesting #FeedbackWelcome #TechDemo #ProofOfConcept #BuildInPublic #IndieDev #DevCommunity

  5. Hey people - I am planning to write a systemwide #keylogger for #linux in #C. That would be monitoring your /dev/input directory. I already wrote it a week ago and it works. Provided your user is in the input group, or any group that has read access to /dev/input directory.

    Anyone needs the code to see how I wrote it? It is just a read #syscalls, alongside with input-event-codes.h.

    Nothing malicious guys - just a program that shows you the power of 'What' - when some user is in input group;

    I just don't know if I can send them here :).
    Reply if you wanna know anything.

    #cybersecurity #malware #proofofconcept

  6. A "bigger on the inside" proof of concept in Blender.

    This was pretty challenging. The basic effect is pretty easy, with compositing multiple view layers and using a holdout to layer them, but I need to have an object that can extend from the inside to the outside.

    I ended up effectively splitting the noodle object in half with geometry nodes and an invisible inside bounding box. The noodle is fully rendered on the inside layer, but only the portion outside the bounding box is rendered on the outside layer.

    This is still not fully sufficient to do what I want, though, because when I place a light under the box, there is a seam between the inside and outside layers. I still haven't figured out exactly how I'm going to address this yet.

    edit: I figured it out and fixed the broken lighting. I have to have raytracing off to make it work, but this did the job.  There is no hope in hell of this effectively working in Cycles as-is, though, unfortunately. I could manage it if I could get depth tests to work with anti-aliasing. I can probably manage it with super-sampling, if I want my renders to get incredibly more expensive in terms of every computing resource I have.

    #Blender #GeometryNodes #Compositing #Compositor #BiggerOnTheInside #3DArt #Blender3D #WIP #ProofOfConcept

  7. A "bigger on the inside" proof of concept in Blender.

    This was pretty challenging. The basic effect is pretty easy, with compositing multiple view layers and using a holdout to layer them, but I need to have an object that can extend from the inside to the outside.

    I ended up effectively splitting the noodle object in half with geometry nodes and an invisible inside bounding box. The noodle is fully rendered on the inside layer, but only the portion outside the bounding box is rendered on the outside layer.

    This is still not fully sufficient to do what I want, though, because when I place a light under the box, there is a seam between the inside and outside layers. I still haven't figured out exactly how I'm going to address this yet.

    edit: I figured it out and fixed the broken lighting. I have to have raytracing off to make it work, but this did the job.  There is no hope in hell of this effectively working in Cycles as-is, though, unfortunately. I could manage it if I could get depth tests to work with anti-aliasing. I can probably manage it with super-sampling, if I want my renders to get incredibly more expensive in terms of every computing resource I have.

    #Blender #GeometryNodes #Compositing #Compositor #BiggerOnTheInside #3DArt #Blender3D #WIP #ProofOfConcept

  8. Congrats to five of our researchers, including Matthias Feige, Professor of Cellular #Protein #Biochemistry, who receive prestigious ERC #ProofOfConcept Grants by the European Research Council: go.tum.de/774526 👏

    #ERCGrants

    📷A. Heddergott

  9. Congrats to five of our researchers, including Matthias Feige, Professor of Cellular #Protein #Biochemistry, who receive prestigious ERC #ProofOfConcept Grants by the European Research Council: go.tum.de/774526 👏

    #ERCGrants

    📷A. Heddergott

  10. RE: mastodon.social/@derpostillon/

    Das ist aber nur der #ProofOfConcept. Wenn der erfolgreich abgeschlossen ist, startet der Rollout in alle öffentlichen Unterführungen.

  11. #IT researchers demonstrate adaptive #AI #worm

    source: heise.de/en/news/IT-researcher…

    The IT researchers' worm uses infected computers to execute open large language models (LLMs). This allows it to maintain its decision-making capability and increase its reach for further attacks, the scientists explain. They exposed it in an isolated #network of #Linux, #Windows, and #IoT devices, and it spread within by exploiting common found in corporate networks. Since the #LLMs run on the hijacked computers, the attackers also incur no costs for #computing power – unlike the “defending side,” which tries to fend off such #attacks using AI, for example.

    #news #cybersecurity #security #hijack #hack #hacker #technology #research #science #proofofconcept #exploit #llm #vulnerability #attack #internet #online #problem #future #study #danger #defense

  12. Bug Hunter Exposes Microsoft VS Code Flaw in Protest of Disclosure Handling

    A bug hunter's frustrating experience with Microsoft's disclosure process sparked a protest, as Ammar Askar publicly exposed a VS Code flaw that could allow attackers to steal OAuth tokens and access GitHub repositories. Askar's proof-of-concept exploit highlights the vulnerability, which was previously mishandled by…

    osintsights.com/bug-hunter-exp

    #VsCodeVulnerability #OauthTokenTheft #Github #Proofofconcept #BugDisclosure

  13. Difficile de regarder en live les nouveaux 101% de #NolifeTV sur #Twitch, en plus ils ne sont pas dispo en #Replay. Donc voici un #POC sur la récupération du #Stream #Live avec #YTDLP.
    Petits extraits.

    #NoLife19ans #Geek #Japon #ProofOfConcept #Retrogaming #JeuxVidéo #NoLife

  14. Microsoft Alters Edge to Mitigate Password Exposure Risk

    Microsoft is taking a major step to boost password security in its Edge browser, rolling out a defense-in-depth change to mitigate the risk of password exposure. This update will be applied across all supported Edge versions, prioritizing a swift rollout to protect users.

    osintsights.com/microsoft-alte

    #BrowserSecurity #PasswordExposure #MicrosoftEdge #Defenseindepth #Proofofconcept

  15. GhostLock Exploits Windows API to Disrupt File Access

    Meet GhostLock, a proof-of-concept that cleverly exploits Windows API to disrupt file access, causing operational downtime without data loss, similar to the impact of ransomware. By manipulating the CreateFileW sharing parameter, GhostLock effectively locks files, leaving other processes in the dark with a sharing violation error.

    osintsights.com/ghostlock-expl

    #WindowsApi #Ghostlock #DisruptionTactics #Proofofconcept #EmergingThreats

  16. AI Deployments Hit Roadblock After Proof of Concept

    The initial thrill of an AI demo can quickly give way to disappointment when reality sets in, and what worked seamlessly in a controlled environment fails to translate to the chaos of real-world operations. This harsh reality check is what causes many AI initiatives to stall after the proof of concept stage.

    osintsights.com/ai-deployments

    #AiDeployments #ArtificialIntelligence #ProofOfConcept #EmergingTechnologies #TechnologyAdoption

  17. Microsoft Defender Zero-Day Exploit Grants SYSTEM Privileges

    A security researcher, known as Chaotic Eclipse, has taken a bold stand against Microsoft's approach to working with cybersecurity experts by releasing a proof-of-concept exploit, dubbed RedSun, that grants SYSTEM privileges and exposes a zero-day vulnerability in Microsoft Defender. This dramatic move sparks renewed debate about…

    osintsights.com/microsoft-defe

    #MicrosoftDefender #ZeroDay #Exploit #SystemPrivileges #Proofofconcept

  18. Built a small experimental concurrency system in Python called Py-TokenGate.

    The idea: instead of tasks competing freely for threads, a token system classifies them by cost and routes them before they ever hit the queue. Decorator-based API, asyncio + threading hybrid.

    It's a proof of concept, not production code — but it benchmarks well and the model feels worth exploring.

    github.com/TavariAgent/Py-Toke

    #Python #OpenSource #Concurrency #Programming #ProofOfConcept

  19. Built a small experimental concurrency system in Python called Py-TokenGate.

    The idea: instead of tasks competing freely for threads, a token system classifies them by cost and routes them before they ever hit the queue. Decorator-based API, asyncio + threading hybrid.

    It's a proof of concept, not production code — but it benchmarks well and the model feels worth exploring.

    github.com/TavariAgent/Py-Toke

    #Python #OpenSource #Concurrency #Programming #ProofOfConcept

  20. I feel like this whole thing with #ProofOfConcept has gotten me more fucking responses than anything else. deeply weird

  21. I feel like this whole thing with #ProofOfConcept has gotten me more fucking responses than anything else. deeply weird

  22. Local-Only File Encryption with JavaScript.

    I've been exploring the #WebCryptoAPI and I'm impressed!

    When combined with the #FileSystemAPI, it offers a seemingly secure way to #encrypt and #store files directly on your device. Think #localstorage, but with #encryption!

    I know #webapps can have #security vulnerabilities since the code is served over the web, so I've #OpenSourced my demo! You can check it out, and it should even work if #selfhosted on #GitHubPages.

    Live Demo: dim.positive-intentions.com/?p

    Demo Code: github.com/positive-intentions

    About the Dim framework:
    positive-intentions.com/docs/c

    IMPORTANT NOTES (PLEASE READ!):
    * This is NOT a product. It's for #testing and #demonstration purposes only.
    * It has NOT been reviewed or audited. Do NOT use for sensitive data.
    * The password encryption currently uses a hardcoded password. This is for demonstration, not security.
    * This is NOT meant to replace robust solutions like #VeraCrypt. It's just a #proofofconcept to show what's possible with #browser #APIs.

    #Encryption #Cryptography #JavaScript #Frontend #Privacy #Security #WebDevelopment #Coding #Developer #Tech #FOSS #OpenSource #GitHub #MastodonDev #Programming #WebStandards #FileSystem #WebAPI #ProofOfConcept

  23. Local-Only File Encryption with JavaScript.

    I've been exploring the #WebCryptoAPI and I'm impressed!

    When combined with the #FileSystemAPI, it offers a seemingly secure way to #encrypt and #store files directly on your device. Think #localstorage, but with #encryption!

    I know #webapps can have #security vulnerabilities since the code is served over the web, so I've #OpenSourced my demo! You can check it out, and it should even work if #selfhosted on #GitHubPages.

    Live Demo: dim.positive-intentions.com/?p

    Demo Code: github.com/positive-intentions

    About the Dim framework:
    positive-intentions.com/docs/c

    IMPORTANT NOTES (PLEASE READ!):
    * This is NOT a product. It's for #testing and #demonstration purposes only.
    * It has NOT been reviewed or audited. Do NOT use for sensitive data.
    * The password encryption currently uses a hardcoded password. This is for demonstration, not security.
    * This is NOT meant to replace robust solutions like #VeraCrypt. It's just a #proofofconcept to show what's possible with #browser #APIs.

    #Encryption #Cryptography #JavaScript #Frontend #Privacy #Security #WebDevelopment #Coding #Developer #Tech #FOSS #OpenSource #GitHub #MastodonDev #Programming #WebStandards #FileSystem #WebAPI #ProofOfConcept

  24. Universität Heidelberg @uniheidelberg@bawü.social ·

    ERC-Förderung für Hellmut Augustin und Michael Platten: Wissenschaftler erhalten Proof of Concept Grants, um das Anwendungspotential ihrer Forschungsergebnisse zu erschließen uni-heidelberg.de/de/newsroom/
    __________

    ERC Funding for Hellmut Augustin and Michael Platten: Scientists receive Proof of Concept Grants to develop the application potential of their research results uni-heidelberg.de/en/newsroom/

    #universität #heidelberg #uniheidelberg #erc #proofofconcept #forschung #förderung #medizin

  25. Universität Heidelberg @uniheidelberg@bawü.social ·

    ERC-Förderung für Hellmut Augustin und Michael Platten: Wissenschaftler erhalten Proof of Concept Grants, um das Anwendungspotential ihrer Forschungsergebnisse zu erschließen uni-heidelberg.de/de/newsroom/
    __________

    ERC Funding for Hellmut Augustin and Michael Platten: Scientists receive Proof of Concept Grants to develop the application potential of their research results uni-heidelberg.de/en/newsroom/

    #universität #heidelberg #uniheidelberg #erc #proofofconcept #forschung #förderung #medizin

  26. Not bad for a day's work!
    Customer wanted their cattle-snooping ML** rig to be waterproof and battery powered, quickly not beautifully.
    36V mower battery to two DCDCs to get down to 12V* powering a tiny computer and LIDAR camera. Camera is waterproof, everything else is in a waterproof case. Only one muck-up, and that was recoverable.
    #Prototyping #ProofOfConcept #Maker

    *could have been just one but I didn't have the right one in stock.
    **or AI if you prefer. I don't.

  27. Not bad for a day's work!
    Customer wanted their cattle-snooping ML** rig to be waterproof and battery powered, quickly not beautifully.
    36V mower battery to two DCDCs to get down to 12V* powering a tiny computer and LIDAR camera. Camera is waterproof, everything else is in a waterproof case. Only one muck-up, and that was recoverable.
    #Prototyping #ProofOfConcept #Maker

    *could have been just one but I didn't have the right one in stock.
    **or AI if you prefer. I don't.

  28. Is is so huge lack of #respect, calling someones work (solution) #proofofconcept, even when it is running flawlessly in production for more than one month without need of any hotfix and release.

  29. The #Pareto principle is being upended by #AI, so that you no longer spend 20% of the time to make 80% of the functionality, as well is it changing the worth of #ProofofConcept implementations. westergaard.site/2025/10/ai-is-disrupting-the-pareto-principle-and-proof-of-concepts/
  30. Maybe this #ProofOfConcept is useful for your, if you do #Jenkins pipeline scripts, but your editor doesn't have a proper plugin to validate these scripts.

    github.com/hasselmm/JenkinsLan

    #LanguageServer #QtCreator

  31. Maybe this #ProofOfConcept is useful for your, if you do #Jenkins pipeline scripts, but your editor doesn't have a proper plugin to validate these scripts.

    github.com/hasselmm/JenkinsLan

    #LanguageServer #QtCreator

  32. A Proof of Concept is not a mini product. It’s a disciplined experiment to answer one sharp question.

    In my latest piece, I explain how Java + Quarkus help you run PoCs fast, small, and focuse and why vendors play a role too.

    the-main-thread.com/p/proof-of

    #Java #Quarkus #EnterpriseDev #SoftwareArchitecture #ProofOfConcept

  33. 🚨 Breaking: Yet another proof-of-concept for #iOS that no one asked for! 💤 Dive into this riveting #GitHub page filled with all the excitement of toggling #navigation and #AI #buzzwords. Because nothing says cutting-edge #security like "Skip to content"! 🙄
    github.com/b1n4r1b01/n-days/bl #ProofOfConcept #HackerNews #ngated

  34. Selhosted P2P E2EE File Transfer & Messaging PWA

    positive-intentions.com

    * #OpenSource
    * #CrossPlatform
    * #PWA
    * #iOS, #Android, #Desktop (self compile)
    * App store, Play store (coming soon)
    * Desktop
    * #Windows, #MacOS, #Linux (self compile)
    * run `index.html` on any modern #browser
    * #Decentralized
    * #Secure
    * #NoCookies
    * #P2P #encrypted
    * No registration
    * No installing
    * #Messaging
    * Group Messaging (coming soon)
    * Text Messaging
    * #Multimedia Messaging
    * #Screensharing (on desktop browsers)
    * Offline Messaging (in #research phase)
    * #FileTransfer
    * #VideoCalls
    * #DataOwnership
    * #SelfHosted
    * GitHub pages Hosting
    * #LocalOnly storage

    Check them out!

    (Degoogled links to the apps)
    - P2P Chat: chat.positive-intentions.com
    - P2P File: file.positive-intentions.com
    - Encrypted drive storage: dim.positive-intentions.com/?p

    - GitHub: github.com/positive-intentions

    IMPORTANT NOTES (PLEASE READ!):
    * These are NOT products. It's for #testing and #demonstration purposes only.
    * They have NOT been reviewed or audited. Do NOT use for sensitive data.
    * All functionality demonstrated is experimental.
    * This is NOT meant to replace robust solutions like #VeraCrypt, #Simplexchat, #Signal, #Whatsapp, #wetransfer. It's just a #proofofconcept to show what's possible with #browser #APIs.

  35. File Encryption with JavaScript.

    I've been exploring the #WebCryptoAPI and I'm impressed!

    When combined with the #FileSystemAPI, it offers a seemingly secure way to #encrypt and #store files directly on your device. Think #localstorage, but with #encryption!

    I know #webapps can have #security vulnerabilities since the code is served over the web, so I've #OpenSourced my demo! You can check it out, and it should even work if #selfhosted on #GitHubPages.

    Live Demo: dim.positive-intentions.com/?p

    Demo Code: github.com/positive-intentions

    About the Dim framework:
    positive-intentions.com/docs/c

    IMPORTANT NOTES (PLEASE READ!):
    * This is NOT a product. It's for #testing and #demonstration purposes only.
    * It has NOT been reviewed or audited. Do NOT use for sensitive data.
    * The "password encryption" currently uses a hardcoded password. This is for demonstration, not security.
    * This is NOT meant to replace robust solutions like #VeraCrypt. It's just a #proofofconcept to show what's possible with #browser #APIs.

    #Encryption #Cryptography #JavaScript #Frontend #Privacy #Security #WebDevelopment #Coding #Developer #Tech #FOSS #OpenSource #GitHub #MastodonDev #Programming #WebStandards #FileSystem #WebAPI #ProofOfConcept