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Keycard Shell
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@Keycard_
The most secure, modular hardware wallet for your crypto. One shell, many keycards. Join our community: discord.gg/uJAXk7jFhZ
Switzerland
keycard.tech/?utm_source=x
Joined January 2019
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    Keycard Shell
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    @Keycard_
    Jul 31
    in this crazy day, a memo that @Keycard_ shell: - supports bitcoin, including multisigs - has hardware TRNG generated seeds (with full certification, see links in our past tweets today) - works with QR enabled wallets: sparrow, specter, nunchuk, bitget, bluewallet, unisat,
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    Keycard Shell
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    @Keycard_
    Jul 31
    For those of you who used Shell to generate your seed: you're safe. You're safe because your seed was generated by the TRNG of the EAL6+ certified secure element itself (the card). And its randomness has been certified (see certificates below). Good randomness comes from two
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    bsi.bund.de
    Random Number Generators
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    Keycard Shell
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    @Keycard_
    Jul 31
    Your seed is generated by a true hardware random number generator (TRNG) inside the Keycard chip, the same kind of certified secure element used in bank cards and passports. The generator is certified to AIS-31, the German BSI standard for physical random number generators, as
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    @Keycard_
    Jul 24
    Safe Foundation built a self-custodial neobank, tested it, and shelved it because of market conditions and regulation, not the tech. One part that clearly worked? @Keycard_ for recovery. No seed phrase, just a card in your hand. That's why recovery went from their #1 friction