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knweiss

HN member
Joined
Sun, Jan 03, 2010, 11:52 AM UTC
HN karma
164
Public activity
51 items

About knweiss

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Recent public activity

  1. comment
    Comment #37402767

    I can’t believe you’re the only one mentioning this.

  2. comment
    Comment #31822328

    Feedback and bug reports (exception: security) should be public and users should be able to vote. Apple then could prioritize much better. Also, take a look at their user forums: T…

  3. comment
    Comment #31059090

    Interactive PFSA map for the US: https://www.ewg.org/interactive-maps/pfas_contamination/map/

  4. comment
    Comment #21669224

    FWIW: AMD offers this: https://developer.amd.com/amd-aocl/blas-library/ The source code is available on GitHub.

  5. comment
    Comment #16385667

    IMHO it's worth mentioning that this discussion is about Spectre variant 1 (as is the original article). I.e. we should not write "Spectre" when we talk about a specific Spectre va…

  6. comment
    Comment #13736550

    There are better cryptographic hash functions (e.g. Blake2) than SHA1 that are even faster. Check out the "results" slide of this slide deck for the cycles per byte table: https://…

  7. comment
    Comment #13200093

    From the OpenSSH moduli(5) man page: "When performing Diffie-Hellman Group Exchange, sshd(8) first estimates the size of the modulus required to produce enough Diffie-Hellman outpu…

  8. comment
    Comment #13070877

    An Advanced Introduction to GnuPG by Neal H. Walfield https://begriffs.com/posts/2016-11-05-advanced-intro-gnupg.h...

  9. comment
  10. comment
    Comment #12396601

    Quote: "Dropbox was moving away from using the encryption algorithm SHA-1"

  11. comment
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  14. comment
    Comment #11932515

    "Although APFS does checksum metadata blocks it does not do anything to provide resilience for data blocks. That is a huge omission in a modern filesystem, a point I tried to polit…

  15. story
  16. comment
    Comment #11618516

    Brendan, did you read this awesome blog post (which mentions your work btw) about Google's tracing framework which may explain the kind of problems they want to solve? http://danlu…

  17. comment
    Comment #11422547

    Check out the "Intel AVX Instructions Optimization" slide on http://anandtech.com/show/10158/the-intel-xeon-e5-v4-review/... . Quote: On Haswell, one AVX instruction on one core fo…

  18. comment
    Comment #11150030

    The job of the distributions would be much easier if more software projects would a) consequently use semantic versioning (MAJOR.MINOR.PATCH, see http://semver.org for details) and…

  19. comment
    Comment #10958021

    FWIW: The new Ultra HD Blu-Ray Disc format which supports 4K, HDR, and Dolby Atmos/DTS:X will launch soon (if you can still tolerate an optical medium). Watch for the new "Ultra HD…

  20. comment
    Comment #10586582

    The Knights Landing (KNL) memory hierarchy is different from Knights Corner because it now features MCDRAM (HBM) - even with three different modes [0]. [0] - http://www.anandtech.c…

  21. comment
    Comment #10247015

    The next step: A distributed, content-addressed caching system that allows the web browser to fetch the data from the fastest/nearest caching server by hash . IPFS comes to mind.

  22. comment
    Comment #10043190

    Monty's videos are a good start: https://www.xiph.org/video/ https://www.xiph.org/~xiphmont/demo/

  23. comment
    Comment #9561816

    I wonder if there's a good explanation for non-experts that gives at least an idea how an attacker would exploit the (key, nonce) pair reuse and why everything fails so catastrophi…

  24. comment
    Comment #9327252

    Watching this video feels like attending a funeral together with a clown.

  25. comment
    Comment #9314970

    when I think NVM I think of Non-Volatile Memory something like RAM that doesn't go blank when you hit the power button This is the "Persistent Memory" device class. See e.g. this a…