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The Bitcoin Witness blog.
Verification guides, air-gap walkthroughs, and self-custody analysis. No hype, no affiliate links, no sponsored posts.
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How to verify your hardware wallet’s addresses — ColdCard, Ledger, Trezor — without trusting the vendor’s code
Every hardware wallet vendor gives the same advice, and in our opinion it is excellent. Before you receive coins, confirm the address on the device's own screen.