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1
The Coldcard Mk3 is a passive USB-C hardware wallet designed for secure storage of cryptocurrency private keys, utilizing a microcontroller and PIN protection to prevent unauthorized access during operation.
2
The Coldcard Mk2 is a passive USB-C hardware wallet designed for secure storage of cryptocurrency private keys by minimizing external connections and utilizing a shielded enclosure to protect against electromagnetic interference.
3
The Coldcard Mk1 is a passive USB-C hardware wallet designed to securely store cryptocurrency private keys offline, mitigating risks associated with online transactions and offering protection against malware attacks.
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