Gorka Irazoqui

@irazok

Researcher at Witnet Foundation. Crypto and football passionate.

Vrijeme pridruživanja: svibanj 2010.

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  1. proslijedio/la je Tweet
    31. sij

    So stoked for this year 🤩 My colleagues and myself will be presenting not one, nor two, and not even three... but FOUR TALKS!!! Here's a sneak peek of one of the topics we'll be proudly sharing with the Ethereum community:

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  2. 31. sij

    A summary of some of the components that might leak information if you use a TEE for confidential tasks

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  3. 31. sij

    If you are interested in contributing to the Witnet ecosystem you should take a look at our Incentivized Testnet Program!

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  4. proslijedio/la je Tweet

    Are Trusted Execution Environments (TEEs), like Intel SGX, secure enough for decentralized networks? This article covers why the Witnet community is not embracing TEEs at this point, and the implications this has on the protocol.

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  5. proslijedio/la je Tweet

    January's Monthly Witnet Community Q&A is out! We cover Witnet reputation and Rust. Check it out:

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  6. 20. sij

    We will be speaking at this year. Dont miss our presentation on how distributes workload through the use of VRFs and an algorithmic reputation system!

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  7. proslijedio/la je Tweet

    is in 6 weeks! Check out our latest speakers and get your tickets! Jonathan Wolff & Silur 🎤

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  8. proslijedio/la je Tweet
    8. sij
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  9. proslijedio/la je Tweet

    December's seasonal Witnet Community Q&A is out! We cover mining requirements, TEEs and SGX, and data deviations. Check it out:

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  10. proslijedio/la je Tweet

    First termed by in August, Inconsistent Source Attacks have been a recent subject of interest within the Witnet community. Here's our new article on the challenges they pose, and the solutions Witnet propose.

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  11. proslijedio/la je Tweet
    10. pro 2019.

    Here's the video for my latest talk at in Osaka presenting 's language along my "partners in crime", and :

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  12. proslijedio/la je Tweet
    10. pro 2019.

    We present TL;DR First ever fault injection attack on Intel SGX enclaves. Abuses an undocumented software-based interface to undervolt the CPU. Extract full crypto keys and trigger memory safety violations in bug-free code. Read the paper at

    , , i još njih 3
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  13. proslijedio/la je Tweet
    10. pro 2019.

    Embargo ends - is public: It allows to induce faults into computations in SGX, breaking crypto and corrupting memory. Great collaboration with Kit Murdock, , , , Frank Piessens!!

    Prikaži ovu nit
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  14. 8. pro 2019.

    The Istanbul fork provides a good set of new features. Specially interesting the altbn_128 gas cost reduction for a more efficient Ethereum<>Witnet bridge!

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  15. proslijedio/la je Tweet
    6. pro 2019.

    I don’t care if there’s one author or twelve on your paper. Use “we” as your pronoun for god’s sake.

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  16. proslijedio/la je Tweet
    7. pro 2019.

    | ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄ ̄| | STOP USING | | SGX/TEEs FOR | | OUTSOURCING | | COMPUTATION. | | IT WAS MEANT | | ONLY FOR DRM. | |_________| (\__/) || (•ㅅ•) || /   づ

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  17. proslijedio/la je Tweet
    6. pro 2019.

    Physical cache attacks? Observing fine grain memory access patterns off chip via interposer:

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  18. proslijedio/la je Tweet

    November's on the Protocol is out now. Have a read, and let us know if you have any questions or comments.

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  19. proslijedio/la je Tweet
    4. pro 2019.

    Sybil attacks on oracle networks are specially critical. Unknown, unbounded stakes may exist in the networks where the consumer contracts run, so the oracle incentives need to live up to those. More insights here:

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  20. 4. pro 2019.

    Here is our latest post on Sybil Attacks!

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