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Coldcard Mk4 Firmware v5.1.4: Batch PSBT Sign, Bugfixes & Morewww.nobsbitcoin.com/coldcard-mk4-firmware-v5-1-4/
1186 sats \ 0 comments \ @BitcoinIsTheFuture 8 Sep 2023 bitcoin
related
COLDCARD Mk4 started shippingtwitter.com/HodlDee/status/1516888381963313152
263 sats \ 10 comments \ @nvk 2 May 2022 bitcoin freebie
COLDCARD Q Firmware v1.0.0 Released
1083 sats \ 5 comments \ @IgnaciobTato 14 Mar 2024 security
Understanding The COLDCARD Mk4 Security Model and Secure Element Useblog.coinkite.com/understanding-mk4-security-model/
752 sats \ 5 comments \ @cypher_funk 16 Jan 2023 bitcoin
COLDCARD Mk4 firmware 5.0.7 release (big list)twitter.com/COLDCARDwallet/status/1577742167967432704
468 sats \ 0 comments \ @nvk 9 Oct 2022 bitcoin freebie
Edge Firmware for Coldcard Mk4 - Developer Previewwww.nobsbitcoin.com/edge-firmware-for-coldcard-mk4/
315 sats \ 0 comments \ @AR0w 13 May 2023 bitcoin
Coldkite Coldcard Reproducible Builds
4296 sats \ 23 comments \ @dash 22 Jun 2023 bitcoin
COLDCARD Firmware Update: BIP-322 Signing, WIF Imports, and More!xcancel.com/i/status/2029684130938531965
491 sats \ 2 comments \ @hasherstacker 6 Mar bitcoin
COLDCARD Co-Signing - enforce spending policies with hardwarecoldcard.com/docs/coldcard-cosigning/
691 sats \ 7 comments \ @k00b 17 Apr 2025 bitcoin
Coldcard HW bug in the new Mk4 VirtDisk featuretwitter.com/COLDCARDwallet/status/1552681844067516418?s=20&t=_A_EeHZIiS7MpWUZqtN3Uw
376 sats \ 4 comments \ @m4 29 Jul 2022 bitcoin
Having trouble using NFC on the Coldcard mk4? Try tapping the backtwitter.com/rot13maxi/status/1575482505016541189
271 sats \ 0 comments \ @rijndael 1 Oct 2022 bitcoin
Caution with cold card mk4 quality control
291 sats \ 0 comments \ @elysia 6 Dec 2023 bitcoin
Hardware wallets
2540 sats \ 24 comments \ @Thatguydude 25 Oct 2023 bitcoin
Easily reproduce Passport firmware from source with our new guide
10.2k sats \ 0 comments \ @foundationdvcs 26 Jun 2023 bitcoin
New Coldcard MK5's Look Fun - MK4's Are Now Collector Itemsx.com/COLDCARDwallet/status/2031356036356149746
226 sats \ 1 comment \ @BITC0IN 10 Mar bitcoin
🔑💻 Your MacBook is a Hardware Wallet now — meet Specter Enclavegithub.com/CryptOpenDevelopment/specter-desktop
10.1k sats \ 8 comments \ @CryptOpenDevelopment 16 May 2025 bitcoin
Cypher Box wallet v0.4 Live! Select-Batch UTXO capsules 🪄
10.3k sats \ 0 comments \ @Cypher_Box 11 Apr 2025 bitcoin
Upgrade Your Coldcard - Video Tutorial on Cloning Your MK4 To The New Qyoutu.be/DPePJvAAiqY
231 sats \ 0 comments \ @BTCsessions 21 Mar 2024 bitcoin
BIP322 Message Verification for Signing Devices - orangesurfgist.github.com/orangesurf/0c1d0a31d3ebe7e48335a34d56788d4c
1056 sats \ 7 comments \ @Scoresby 12 Feb bitcoin
Nostr signing device on a smartcard is now a reality 🔥
20.9k sats \ 12 comments \ @Satochip_ 26 Feb 2025 nostr
NVK v SeedSigner - Valid Concerns or Arrogants Attacks
14.5k sats \ 67 comments \ @kepford 3 Apr 2024 bitcoin
Watch A 10-Year-Old Set Up A Coldcard Mk4youtu.be/Ttjvz5IuMSI?si=ijxEAkWP5IoGTtpI
253 sats \ 0 comments \ @BitcoinIsTheFuture 22 Jan 2024 bitcoin_beginners