2 entries tagged block. All writing.
SEPTEMBER 23, 2026 Binance Rebuilt My Bitkey, Minus the Metal An email landed today announcing Binance.US's new self-custody wallet — no seed phrase, keys split three ways, "no single point of failure." I already own the product that pitch describes; it's called a Bitkey, and Block shipped it two years ago. Here's what's actually the same, what's genuinely different, and why one detail — what's doing the signing, not the math behind it — is the whole ballgame. AUGUST 4, 2026 A Twenty-Five-Minute Window, and Why I Split the Key A firmware bug sat undetected for five years, then drained over a hundred million dollars from Coldcard wallets in one week. Why I have never trusted a single device with all of mine, and what my Bitkey actually does.