Uploaded July 2026 | Updated September 2026, 2 weeks ago

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In this video I do a full unboxing, setup and hands-on review of the Keycard Shell after using it for a week. This is a unique modular and fully open-source air-gapped hardware signer that turns software wallets like MetaMask into something much closer to cold storage.

Get Keycard (5% off using code: nordic): https://keycard.tech/?bg_ref=ZklSQSC6HY

Complete hardware wallet comparison list: nordiccrypto.io/pages/compare-hardware-wallets

0:00 Intro & What Makes Keycard Shell Unique
2:47 Unboxing & Setup
4:42 Main Features & Authenticity Check
5:20 Compatibility with Software Wallets
6:15 How It Protects Your Software Wallets
7:14 How to Use It With MetaMask (Live Demo)
8:59 What I Like After 1 Week
10:13 Value, Limitations & Final Thoughts
11:46 Conclusion

Nothing in this video is financial advice. Some of the links above are affiliate links. If you buy through them I get a small commission at no extra cost to you, which helps support the channel.

#KeycardShell #HardwareWallet #coldwallet