Feature

Burr’s cipher, sir: The 1807 treason case that featured in the Apple/FBI conflict

The damned fool who shot Alexander Hamilton in a duel also, some historians believe, wanted to set himself up as the Emperor of Mexico. Coded dispatches led to his downfall, but not conviction.

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Glenn Fleishman’s most recent books include Take Control of Zoom, Second Edition, Take Control of Your M-Series Mac, and Take Control of Securing Your Mac. In his spare time, he makes Tiny Type Museums. He’s a senior contributor to Macworld, where he writes Mac 911.