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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
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Ledger's Donjon Breaks Into Coldcard Mk4 2nd Secure Element
101 sats \ 2 comments \ @fanis 11 Sep 2023 bitcoin
Dark times for secure elements (SE) and hardware wallets
1385 sats \ 4 comments \ @eddieoz 5 Sep 2024 bitcoin
COLDCARD Q Firmware v1.0.0 Released
1083 sats \ 5 comments \ @IgnaciobTato 14 Mar 2024 security
COLDCARD Mk4 Upgrade: Version 5.0.5 - July 20, 2022coldcard.com/docs/upgrade
101 sats \ 0 comments \ @CypherPoet 20 Jul 2022 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
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
Caution with cold card mk4 quality control
291 sats \ 0 comments \ @elysia 6 Dec 2023 bitcoin
COLDCARD Mk4 Upgrade: Version 5.0.7coldcard.com/docs/upgrade
54 sats \ 1 comment \ @k00b 6 Oct 2022 bitcoin
Coldcard Q - How To Use It As A Secure Offline Password Manager (Tutorial)www.youtube.com/watch?v=SFCqMJIT5PM
1612 sats \ 1 comment \ @BTCsessions 11 Jul 2024 bitcoin
COLDCARD Mk4 v6.2.2X Edge Firmware Releasedwww.nobsbitcoin.com/coldcard-mk4-v6-2-2x/
141 sats \ 0 comments \ @Anonymous_Hodler 21 Jan 2024 security
Hardware wallets
2540 sats \ 24 comments \ @Thatguydude 25 Oct 2023 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
COLDCARD Co-Signing - enforce spending policies with hardwarecoldcard.com/docs/coldcard-cosigning/
691 sats \ 7 comments \ @k00b 17 Apr 2025 bitcoin
COLDCARD Mk4 is now available for preordercoldcard.com/docs/coldcard-mk4
34 sats \ 11 comments \ @CypherPoet 21 Jan 2022 bitcoin
Coldcard Qcoldcard.com/docs/coldcard-q/
1181 sats \ 5 comments \ @ElDude 8 Jan 2024 bitcoin
Poll: Gauging interest in a proposed Coldcard feature
10.4k sats \ 5 comments \ @ACYK 16 Jan 2025 freedomtech
COLDCARD Mk4 v6.21X Edge Firmware Releasedwww.nobsbitcoin.com/coldcard-mk4-edge-firmware-v6-21x/
75 sats \ 0 comments \ @BitcoinIsTheFuture 27 Oct 2023 bitcoin
🎥 Coldcard Mk4 Full Step-by-Step Tutorial (w/ Sparrow Wallet Pairing)www.youtube.com/watch?v=7dNGdkeQ7ew
101 sats \ 0 comments \ @CypherPoet 19 Jul 2022 bitcoin
Coldkite Coldcard Reproducible Builds
4296 sats \ 23 comments \ @dash 22 Jun 2023 bitcoin
Edge Firmware for Coldcard Mk4 - Developer Previewwww.nobsbitcoin.com/edge-firmware-for-coldcard-mk4/
315 sats \ 0 comments \ @AR0w 13 May 2023 bitcoin
Secure Legacy Planning with Encrypted Notes
4153 sats \ 1 comment \ @ACYK 26 Sep 2025 bitcoin