Review: Coldcard’s BTC Hardware Wallet Is Air-Gapped for Added Security
There has been an explosion of hardware wallets recently, with new models shipping on a weekly basis. What’s more, many of these units are more than mere Ledger or Trezor clones, offering unique form and features compared to the market leaders. This week news.Bitcoin.com took delivery of Coldcard, a BTC wallet that promises to be “cheap and ultra-secure.”
Coldcard or Cheap Calculator?
The Coldcard looks like a cheap calculator, and it feels like one too. It’s light and plasticky in the palm of the hand, more akin to the sort of mass-produced gadget you could bulk order off Alibaba than the latest must-have hardware wallet (HW). In fact, the Coldcard that reached this U.K. reviewer from Canada had been marked as a calculator on the shipping label. That didn’t stop customs imposing a $20 tax, however, which I was obliged to pay before taking receipt of the $70 device. The translucent design, which…
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