Coldcard Mk4 product
Overview
Coldcard Mk4 is a hardware wallet for Bitcoin, manufactured by Coinkite. It is designed for secure, air-gapped signing of Bitcoin transactions and is notable for its open-source firmware and emphasis on physical security features.
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Frequently asked questions
What is the Coldcard Mk4?
The Coldcard Mk4 is a hardware wallet for Bitcoin, manufactured by Coinkite, designed for secure, air-gapped signing of Bitcoin transactions.
What makes the Coldcard Mk4 notable?
It is notable for its open-source firmware and emphasis on physical security features.
Who manufactures the Coldcard Mk4?
The Coldcard Mk4 is manufactured by Coinkite.