Luke Valenta

@lukevalenta

Cryptography research and measurement @ Cloudflare. Opinions are my own. He/Him/His.

Vrijeme pridruživanja: listopad 2014.

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  1. proslijedio/la je Tweet
    22. pro 2019.

    New vuln writeup! We found a critical heap corruption vulnerability in the world's most widely deployed email server implementation (~5 million live hosts). It can be triggered remotely, does not require authentication, and has been present for 30 years.

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  2. proslijedio/la je Tweet
    14. pro 2019.

    Hooray! uploaded the recording of ’s and my Black Hat 2019 talk on detecting internet-wide HTTPS interception via TLS clienthellos ✨ Come for the HTTPS knowledge, stay for ’s Monsters in the Middle illustrations!

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  3. 1. stu 2019.

    Congratulations Dr. Cohney! I've thoroughly enjoyed having you as my friend and lab mate for the past five years, and can't wait to see what you do next!

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  4. proslijedio/la je Tweet

    The Tales from the Crypt(o) team continue with a detailed update on the TLS Post-Quantum Experiment we announced during in June.

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  5. 28. ruj 2019.

    It’s always hard to listen to recordings of your own voice, but thanks for putting together this podcast!

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  6. proslijedio/la je Tweet
    23. lip 2019.

    An overview of the various forms of HTTPS interception, along with details of the development of an open-source HTTPS interception detection tool by & in Briefing

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  7. 1. svi 2019.
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  8. proslijedio/la je Tweet

    Monsters in the Middleboxes: a new blog post by and highlighting recent work on the measurement of TLS-inspecting proxies. We also open sourced our code () and built a dashboard ().

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  9. proslijedio/la je Tweet
    19. velj 2019.

    Just spoke about our attempts to build proofs of work that solve discrete logs at Lots of good, constructive questions!

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  10. 31. sij 2019.
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  11. proslijedio/la je Tweet
    18. sij 2019.

    Safety in Numbers: On the Need for Robust Diffie-Hellman Parameter Validation. With and available at:

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  12. 14. sij 2019.

    Found this nice surprise at my desk this morning. Wondering if had anything to do with it?

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  13. proslijedio/la je Tweet
    6. sij 2019.

    Also can’t wait for this, since Gabe and Shaanan refuse to tell me what they’re going to talk about.

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  14. proslijedio/la je Tweet
    14. pro 2018.

    Hey infosec people! I found a vulnerability in LaTeX and wrote a blog post about exploiting it. Check out: (and update your LaTeX)

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  15. proslijedio/la je Tweet

    About to present the CurveSwap paper with @ltv511 at .

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  16. proslijedio/la je Tweet
    17. lis 2018.
    Odgovor korisnicima i sljedećem broju korisnika:

    UPenn & Friends would like to congratulate and team on receiving the first annual Table of Cryptographers award! Excellent work!

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  17. proslijedio/la je Tweet
    17. lis 2018.

    Did the CCS keynote make you curious about the state of general purpose MPC compilers? Check out our open-source repo of sample programs and build environments for 11 recent frameworks!

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