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🎥 Demonstration of transferring data from NFC-equipped COLDCARD wallet MK4 to mobile | @econoalchemisttwitter.com/econoalchemist/status/1507746564994863105
23 sats \ 9 comments \ @cryptocoin 26 Mar 2022 bitcoin
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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
Coldcard Mk4 - NFC demotwitter.com/eh_deee/status/1507820692401709057?s=21&t=1U9BVEgssBKNRfcGhUgGXw
37 sats \ 9 comments \ @UlfMoby 27 Mar 2022 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
COLDCARD Co-Signing - enforce spending policies with hardwarecoldcard.com/docs/coldcard-cosigning/
691 sats \ 7 comments \ @k00b 17 Apr 2025 bitcoin
iOS wallets w/ NFC support? Experience using NFC signing devices on Android?
281 sats \ 2 comments \ @ev 22 Nov 2022 bitcoin
LNURL NFC Demonstration @ Dvadesetjedan meetup Belgradetwitter.com/dvadesetjedan21/status/1523334460942413825?s=20&t=TLg91kXN3_fsdWY8Oa_QYA
71 sats \ 7 comments \ @Lux 24 May 2022 bitcoin freebie
🎥 Pay using an NFC card (offline) - LightningNFC ⚡ | @thedavidcoentwitter.com/thedavidcoen/status/1524000413359427585
336 sats \ 8 comments \ @cointastical 10 May 2022 bitcoin
How to Use Your Coldcard with a Mobile Device and Nunchuck Wallettftc.io/how-to-use-coldcard-with-a-mobile-device-and-nunchuck-wallet/
466 sats \ 0 comments \ @pablo 15 Feb 2024 bitcoin
When LN wallets will have natural "Tap to pay" option via NFC ?
2011 sats \ 3 comments \ @jk_14 29 May 2023 bitcoin
Coldcard MK4 - What desktop wallet should I use?
16 sats \ 9 comments \ @ncryppt 3 May 2022 bitcoin
COLDCARD Q Firmware v1.0.0 Released
1083 sats \ 5 comments \ @IgnaciobTato 14 Mar 2024 security
Caution with cold card mk4 quality control
291 sats \ 0 comments \ @elysia 6 Dec 2023 bitcoin
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
Hardware wallets
2540 sats \ 24 comments \ @Thatguydude 25 Oct 2023 bitcoin
COLDCARD Mk4 Upgrade: Version 5.0.5 - July 20, 2022coldcard.com/docs/upgrade
101 sats \ 0 comments \ @CypherPoet 20 Jul 2022 bitcoin
COLDCARD Mk4 Upgrade: Version 5.0.7coldcard.com/docs/upgrade
54 sats \ 1 comment \ @k00b 6 Oct 2022 bitcoin
COLDCARD Mk4 is now available for preordercoldcard.com/docs/coldcard-mk4
34 sats \ 11 comments \ @CypherPoet 21 Jan 2022 bitcoin
An NFC-based experiment to teach Bitcoin without tutorials or shortcu
340 sats \ 3 comments \ @bitcoinauta33700 18 Dec 2025 bitcoin
Ledger's Donjon Breaks Into Coldcard Mk4 2nd Secure Element
101 sats \ 2 comments \ @fanis 11 Sep 2023 bitcoin
Demonstrating contactless Lightning payments via NFC. It's not much but it's honest work ⚡️twitter.com/Calle__B/status/1420286039416004608
32 sats \ 5 comments \ @calle 28 Jul 2021 bitcoin
⚡Lightning PoS + NFC
74 sats \ 3 comments \ @gzuuus 25 May 2022 bitcoin