TAPSIGNER, BLOCKCLOCK Micro, SATSCHIPS, HARDCASE & Bitcoin.Review Podcast
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MK4 reservations, NFC integration, P2TR support, gift cards, new European reseller & new team member
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Our affordable contactless [NFC] Bitcoin smart-card initiative.
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Excited to announce the Early Bird reservation of COLDCARD Mk4, get $40 off as many units as you’d like. Some of the improvements include: USB-C…
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This is Coinkite’s Substack, a newsletter about BITCOIN SECURITY HARDWARE DON'T TRUST. VERIFY..
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Enhancements Support “importdescriptors” command in Bitcoin Core 0.21 so that a descriptor-based wallet is created. PSBT files are then supported…
Enhancements Shows QR code with BIP-85 derived entropy value if you press (3) while value shown on-screen. Thanks to @opennoms for idea. Works with…
Seed XOR – Split your secret BIP-39 seed into 2 or more new seed phrases Most people understand that metal seed backups are paramount, as paper burns…
New feature: “Countdown to Brick” Set a special PIN code, and when used, the Coldcard is immediately bricked while a normal-looking countdown for login…
All New Code, Same Great Features Major internal changes, which don’t really change features: Now using Bitcoin Core’s “libsecp256k1” for all EC crypto…
Security Fix (Multisig Users) Version 3.2.2 fixes a security issue that could allow an attacker—who has compromised your computer during multisig wallet…