Damus
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openoms
@openoms
Planning to show this setup tonight:


Truely FOSS Satochip javacards https://github.com/Toporin/SatochipApplet initialized with an airgapped, stateless @SeedSigner .
The cards act as a hardware wallet without a display, but with a PIN protected secure element. Mess up the PIN 10 times and the card is bricked. Blanks cost ~2 dollars with chip, ~5 dollars with NFC support. Can compare with #TapSigner, #BitKey and alike.

Find the modded images supporting the smartcard readers here: https://github.com/3rdIteration/seedsigner/releases

Parts:
- a generic smartcard reader (here ACR39U https://a.aliexpress.com/_EzkLWc9 + microUSB adapter)
- can use the same cards as the SpecterDIY

Notes: https://gist.github.com/openoms/510b2876cab19e15c4190456ea8aad82

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SUPERMAX · 99w
Absolutely will build this 💪
openoms · 99w
Sparrow Wallet works out of the box https://m.primal.net/HpGd.png with these https://satochip.io/ cards (same when DIY). Even tested on TailsOS. Electrum Wallet also has a fork (close to be merged) which works, not in the Bitcoin Core HWI yet. An iOS and Android app is in the works. Hoping for Nunc...
Marcelinho · 99w
again something I want to play with 🤭
sawzall · 99w
So cool, need to try this!
DopeMind · 97w
nostr:npub1l5pxvjzhw77h86tu0sml2gxg8jpwxch7fsj6d05n7vuqpq75v34syk4q0n what is your opinion on this set up and also on seedsigner+seedkeeper ?