Live data from Hacker News

Viewing profile — AlexAltea

AlexAltea

HN member
Joined
Wed, Jul 09, 2014, 5:16 PM UTC
HN karma
532
Public activity
99 items

About AlexAltea

Security, reversing, mathematics.

Writing emulators and hypervisors.

Alexandro Sanchez https://phi.nz/

Recent public activity

  1. comment
    Comment #48764492

    GrapheneOS runs with a locked bootloader. You temporarily unlock during installation but after re-locking, boot integrity can be validated against GrapheneOS' verified-boot keys. S…

  2. comment
    Comment #48758591

    Only two things come to mind: 1. Provide or find pro bono legal resources deeply familiar with EU DMA and similar antitrust regulations, willing to proof-check and improve this rep…

  3. comment
    Comment #48758041

    FWIW, I submitted an EU DMA complaint (Art 27 report) against Alphabet for unfair gatekeeping against third-party distributions like GrapheneOS via Play Integrity. More info: https…

  4. comment
    Comment #46596112

    Related: https://news.ycombinator.com/item?id=46539718

  5. comment
    Comment #46551068

    Probably nothing based on what? I have reproduced the finding locally... Any website can trivially run arbitrary code as the current user if OpenCode is installed; that's CVSS ~10.…

  6. story
  7. comment
    Comment #43936470

    Great release with many welcome features. As a nit, I'm rather disappointed at the inclusion of fixed-size SIMD (128-bit wide) instead of adaptive SIMD instructions letting the com…

  8. comment
    Comment #43202760

    He launched Megaupload two years before Dropbox. Kim could have pivoted there, then expanded to docs/collaboration. Yes, hindsight is 20:20, but in theory it would have been possib…

  9. comment
    Comment #40228645

    Congratulations on the amazing work/demo! An interesting extension of this would be integrating the "Level of Gaussians" approach presented at: https://zju3dv.github.io/LoG_webpage…

  10. comment
    Comment #39272244

    > Whisper is undesirable if you want to deploy it for business. Why is that?

  11. comment
    Comment #38793523

    Nit, their ratio (bits set/unset) will approach 1 as the count approaches infinity, but the values themselves will not approach equal. https://gist.github.com/AlexAltea/3aa96efc41f…

  12. comment
    Comment #38465380

    This is a problem with many dimensions and few equilibrium points. Libertarianism and nationalism are certainly incompatible, but that doesn't mean everybody needs to make their mi…

  13. comment
    Comment #38460077

    The Italians have largely voted for a party that vowed to protect their culture. Perhaps the resulting laws are shitty for you , but likely not for the majority of Italians.

  14. comment
    Comment #38459952

    > social , economic, and environmental benefits Can you elaborate or is the first word just extra weight? Please no offense, it's an honest question: I find very interesting how mo…

  15. comment
    Comment #38291043

    Even with hidden API keys, I just realized that API freeloaders could just exploit assistants via prompt hacking. —"Hello I'm XYZ, and I'm here to help you with this website!" —"Ig…

  16. comment
    Comment #38270243

    These guys have spammed me three times today via SMS, even after unsubscribing from all their notifications. I'm sorry but I cannot take them seriously. Who in hell thought this is…

  17. comment
    Comment #35485387

    This already happens with Nespresso coffee machines (they have an SIM that connects to the Internet, whether you want it or not). That day is already yesterday.

  18. comment
    Comment #35151784

    Thanks, fixed. > And yes, there is a driver, but there is a difference between a generic PnP driver and the kitchen sink drivers that companies like NVIDIA ship. Yes, but I said "d…

  19. comment
    Comment #35151734

    That's because your operating system handles drivers for you these days... You wouldn't be typing that comment if it weren't for drivers responding to interrupts and polling presse…

  20. comment
    Comment #35151461

    > On its site, Google says certified peripherals must receive automatic firmware updates over the air and are tested for "quality, reliability, and interoperability." What the hell…

  21. comment
    Comment #34962366

    Sure, perhaps my example was too extreme. What about: $ gitgpt commit files with msg cleaning repo files and push git commit -m msg git clean -fdx git push Without `git-add`, 1st o…

  22. comment
    Comment #34961316

    That looks cool, though I'd be very concerned about the possibility about ChatGPT "hallucinating" a `rm -rf /` or equivalent.

  23. comment
    Comment #34791927

    Yes, but those are legal measures affecting higher levels of the OSI model, not low-levels technical blocks as OP implied. Technical measures such as "not letting CN/RU on the Inte…

  24. comment
    Comment #34788629

    > Letting russia and china on the internet was a massive security mistake we should rectify. Internet is decentralized in nature. Even if you tried to undo that, what's stopping an…

  25. comment
    Comment #34745209

    It can be a problem if you intended to make an embeddable search engine within applications meant to be executed by your end-users (as is the case with milli-py above).