What is the Coinkite Coldcard? It's a Bitcoin hardware wallet, so it signs transactions and can be used offline. BIP39 based, which means you can backup the secret words onto paper, and have lots of sub-accounts and unlimited independent payment addresses. It knows how to understand transactions, so you can see what you are approving. The first PSBT (BIP 174) native wallet which can be used completely offline for it's entire lifecycle. https://coldcardwallet.com/ https://github.com/Coldcard/firmware/... Electrum is... Safe, Your private keys are encrypted and never leave your computer. Forgiving, Your funds can be recovered from a secret phrase. Instant On, Electrum is fast, because it uses servers that index the Bitcoin blockchain. No Lock-In, You can export your private keys and use them in other Bitcoin clients. No Downtimes, Electrum servers are decentralized and redundant. Your wallet is never down. Proof Checking, Electrum Wallet verifies all the transactions in your history using SPV. Cold Storage, Keep your private keys offline, and go online with a watching-only wallet. Multisig, Split the permission to spend your coins between several wallets. Add-ons, Electrum supports third-party plugins: Multisig services, Hardware wallets, etc. https://electrum.org/ If you have learned something valuable, donate a couple sats to Max as a thank you note: 3Fe6dcwhkLnMo7c2FrkYduR5xJgo38dTTS https://tallyco.in/HillebrandMax Support the show by buying bitcoin on https://hodlhodl.com/join/ERCT Listen to WCN Audio Podcasts: https://itunes.apple.com/us/podcast/t... Check out the brand new http://WorldCryptoNetwork.com/ Find out more about Max https://towardsliberty.com Follow WCN on Twitter: https://twitter.com/WorldCryptoNet Follow Max on Twitter: https://twitter.com/HillebrandMax Contribute to Max’s Bachelor Thesis on Multi Signature in the Lightning Network: https://towardsliberty.com/multisig https://www.youtube.com/playlist?list...

The Design of the Encrypted SD Backup of ColdCard