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Guy-Louis Grau
732 posts
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Guy-Louis Grau

@glgrau
building @keycard_
keycard.tech
Joined January 2007
980
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  • user avatar
    Guy-Louis Grau
    @glgrau
    Aug 6
    cypherpunk radio grooves are so cool 🎶 two clicks in basecamp app over @torproject and powered by @Logos_network install with modules.alisher.xyz
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  • user avatar
    Guy-Louis Grau
    @glgrau
    Jul 31
    passing along the urgent update if you used coldcard mk3, mk4, mk4, or Q to generate your seed, you must read the below urgently and act
    user avatar
    COLDCARD
    @COLDCARDwallet
    Jul 31
    🚨URGENT COLDCARD SECURITY UPDATE Read carefully before acting. 👉Mk3 seed generated on 4.0.1+ without ≥50 private, independent dice rolls: begin a careful migration now. 👉Mk4/Mk5 <5.6.0 or Q <1.5.0Q: update first, generate a new seed, then migrate. blog.coinkite.com/entropy-techni…
  • user avatar
    Guy-Louis Grau
    @glgrau
    Jul 22
    if you want your hardware wallet to be truly immutable (here in the sense: it will never exfiltrate your keys) you need to make sure the signer part of the device has non upgradable software
    user avatar
    Keycard Shell
    Logos
    @Keycard_
    Jul 21
    Replying to @the_smart_ape
    true, but most users don't understand how their hardware wallet works 👇 the most important thing related to immutability (your privater keys will never be exfiltrated) is which chipset signs, and can that chipset be updated? a hww is made of two chipsets: an MCU (general
  • user avatar
    Guy-Louis Grau
    @glgrau
    Jul 1
    I uploaded hardware files from @Keycard_ github and on jlcpcb to see how fast they can get me some sweet @Keycard_ Shell development boards
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  • user avatar
    Guy-Louis Grau
    @glgrau
    Jun 19
    Best investment this year for my home I read sales of these ceiling fans are exploding and I understand why
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