Building Your Own #ethereum Hardware Wallet For $5
▻https://hackernoon.com/building-your-own-ethereum-hardware-wallet-for-5-c85fe7405276?source=rss
In this post we will build Firefly hardware wallet.It’s an open-source, affordable, air-gapped hardware wallet for Ethereum you can build at home for around $5 in parts.Here is a short video of its final working model.▻https://medium.com/media/d64d81e63769cca50f33c890343c2d8b/hrefHere are some of its features:Low Cost: Build it yourself for about $5 with an #arduino, a 2.4GHz radio, an OLED display and a few odds and ends.Air Gapped: Not connected by wires and cannot send wireless signals, keeping your private key safe from hackers.Mobile Friendly: Works with any smart phone to prepare and send transactions or sign secure messages.Let’s make one for yourselfThere are a lot of options and flexibility when building a Firefly. You may design your own case or use one of our 3D printable cases. To (...)
