Nerdish link collection and deep dive for NFC builders ⚡️



While the simple LNURLw Voucher work with nearly every wallet out there

not all wallets support the boltcard service yet



Github of the Boltcard LNbits extension

https://github.com/lnbits/boltcards


Support groups

CoinCorner https://t.me/bolt_card

LNbits https://t.me/lnbits

Building Gadgets with NFC : MakerBits https://t.me/makerbits


Writing with other tools (easy)

Bolt Card Wallet App (Android only) https://play.google.com/store/apps/details?id=com.boltcard.boltcard&pli=1


Writing with other tools (very advanced)

General Info about NFChttps://nz.mouser.com/applications/rfid-nfc-introduction/
Differences between BOLT11 invoice, LNURL-withdraw, LNURL-pay and LNURL-withdrawPOS flowshttps://github.com/theDavidCoen/LNURL-withdrawPOS#security-concerns-in-regards-to-lnurl-withdraw-links
Spec of payment request with Boltcardhttps://github.com/boltcard/boltcard/blob/main/docs/SPEC.md
Detailed info on NTAG424https://www.whitewolftech.com/articles/payment-card/
Set up an own BoltCard-Serverhttps://github.com/boltcard/boltcard/blob/main/docs/INSTALL.md
Set up a BoltCard-Hub https://github.com/boltcard/boltcard-lndhub-docker
https://www.youtube.com/watch?v=Q5Iw7d6xVGA
Manually write a BoltCardhttps://github.com/boltcard/boltcard/blob/main/docs/CARD_MANUAL.md
https://community.nxp.com/t5/NFC/Configuring-NTAG-424-DNA-with-Encrypted-Part-and-CMAC-Part/m-p/1049316/highlight/true#M7082
Set up the BoltCard-App from sourcehttps://github.com/boltcard/bolt-nfc-android-app
Other NTAG424 writing-Appshttps://play.google.com/store/apps/details?id=com.nfcdeveloperapp
https://www.nxp.com/products/rfid-nfc/mifare-hf/mifare-desfire/tagxplorer-pc-based-nfc-tag-reader-writer-tool:TAGXPLORER
Technical specificationshttps://www.nxp.com/docs/en/application-note/AN12
https://www.nxp.com/docs/en/application-note/AN12343.pdf
https://www.nxp.com/products/rfid-nfc/nfc-hf/nfc-with-ios-13-:NFC_IOS_13#resources
Mac drivershttps://www.silabs.com/developers/usb-to-uart-bridge-vcp-drivers
Why Apple & NFC are no good friendshttps://venturebeat.com/business/apples-nfc-problem-is-bigger-than-germany-the-eu-or-apple-pay/
Accepting LN through WebNFC

Specification
https://web.dev/nfc/#security-and-permissions
https://w3c.github.io/web-nfc/


Building with NFC


The story behind the HCCP Badge

https://github.com/taxmeifyoucan/HCPP2021-Badge


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