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Vervious

HN member
Joined
Mon, Aug 20, 2012, 5:11 AM UTC
HN karma
1,093
Public activity
186 items

About Vervious

My consensus protocols (Simplex, Streamlet) are the simplest and fastest in the literature, and taught at leading universities (in distributed systems courses, at e.g. Stanford, CMU, UIUC, etc) and deployed in industry (Tempo, Commonware, Ava Labs, Solana Alpenglow).

Website: https://simplex.blog

Recent public activity

  1. comment
    Comment #44927002

    not again!

  2. comment
    Comment #43039100

    no, the article is talking about symmetric key crypto also. (i.e. one way functions). You're talking about cryptosystems that don't have proofs of security, or reductions to heuris…

  3. comment
    Comment #43033311

    1) It'd be really really awesome to show average-case hardness version of a natural problem (i.e. 3SAT on a natural distribution) from the worst-case hardness of that problem (i.e.…

  4. comment
    Comment #43032243

    That's completely unrelated, the reliance there is because you want to be able to prove "any statement in NP" in zero knowledge. It then suffices to give a protocol for just 3-colo…

  5. comment
    Comment #43032182

    Not sure it's misleading, he did write the word "technically", and anyone who knows what NP-complete is knows that NP-hard does not necessarily mean NP-complete. I am a cryptograph…

  6. comment
    Comment #43032171

    how do you know if an instance you picked is hard? Another problem with your suggestion: Do we even know that a 1/polynomial sized fraction of 3-coloring instances are hard? (Else …

  7. comment
    Comment #42751905

    tit for tat makes the U.S. more like the CCP, and less like the version of the U.S. that stands for freedom and democracy (that I presume you want to live in). if you want to live …

  8. comment
    Comment #41672242

    Raft has a problem where, in the protocol description, sometimes I have no idea why some line is there, but if you take it out the protocol comes to a grinding halt... it's really …

  9. story
  10. comment
    Comment #38898972

    Makes sense!

  11. comment
    Comment #38748817

    I don’t see how you can read and understood Nielsen and Chuang in one sitting, unless you are already a quantum computation theorist. I also don’t see how reading what is essential…

  12. comment
    Comment #38684795

    why not go public? That would also probably be in the public interest.

  13. comment
    Comment #38546136

    I think the controversy was in making the observation

  14. comment
    Comment #38351645

    Maybe overall better for society, when a single ivory tower doesn’t have a monopoly on AI!

  15. comment
    Comment #37675623

    I think you're being a little selective in trying to show your point. Human-driven climate change is the biggest driver of ecological damage. Even the article you link to is based …

  16. comment
    Comment #37654607

    fyi carbon emissions directly causes global warming and ocean acidification, so yes, mitigating carbon emissions IS very important to help your desertification, rainforests, kelp f…

  17. comment
    Comment #37401423

    proof of stake blockchains certainly have leaders. MEV doesn't exist if there aren't designated block proposers

  18. comment
    Comment #37379633

    A blockchain (without all the bells and whistles) is definitionally equivalent to a state-machine or log replication system (but handling byzantine faults). (Each log entry is just…

  19. comment
    Comment #37375941

    Consensus protocol researcher here. For what it’s worth, I think that the plethora of blockchain research in the last 10 years has made consensus much easier to understand. Raft (i…

  20. comment
    Comment #37375870

    Not really; there are algorithms where many nodes propose proposals in parallel, but eventually only one of those proposals gets finalized (or they maintain only a partial ordering…

  21. comment
    Comment #36971943

    That said shamir's secret sharing is one of the easiest constructions to reason about so I think the risk is much smaller there

  22. comment
    Comment #36944692

    > "It does however have laws around registration of the security" This sounds a lot like the SEC dictating what can and can't be traded in the modern day. We can't trade something …

  23. comment
    Comment #36944646

    I mean, everyone hyping up kale as a supergreen on their social media doesn't make Kale --- the vegetable --- a security. Likewise, people shill GOLD on twitter all the time. Is go…

  24. comment
    Comment #36939212

    Well, in a libertarian world, the moral high ground is that we should be able to trade anything -- who is the SEC to tell us what we can't trade? It's almost like freedom of speech…

  25. comment
    Comment #36853763

    Sure. But it's an ELI5 "in addition to formalism", not "in lieu of formalism". In theory conferences like STOC or FOCS, the first section of the paper often comprises such an overv…