What a Locked iPhone Still Gives Up
An Enigma machine — the shape of this argument, unchanged since before phones existed: a machine built to keep a secret, and a machine built by someone else to open it. Central…
Article ·Cryptocurrency security
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A Twenty-Five-Minute Window, and Why I Split the Key
A Coldcard, mid-transaction. Photo: Gareth Halfacree (Bradford, UK), via Wikimedia Commons, licensed CC BY-SA 2.0 — not my photo, and the only one in this entry that isn't.…
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