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tgies

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  4. Show HN: Copy-fail-C – portable C port of CVE-2026-31431, with a checker (github.com)

    This is a C port of Theori/Xint's Copy Fail PoC (https://copy.fail/, 2026-04-29). The original depended on Python and embedded x86_64 shellcode. I managed to reimplement the shellcode as portable C using nolibc borrowed…

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  5. Show HN: MegaHAL in Pure SQL (github.com)

    I ported Jason Hutchens' 1998 Loebner Prize-winning chatbot, MegaHAL, to run entirely inside PostgreSQL, in pure SQL. The entire lifecycle -- tokenization, learning, keyword extraction, Markov chain generation, and…

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  6. Show HN: The GPG Guide – Practical OpenPGP for 2026 (leanpub.com)

    Most GPG documentation I could find was outdated -- O'Reilly 1995, No Starch 2006, countless websites from the mid 00s -- or scattered across dozens of blog posts that each covered one piece. I wanted a single reference…

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