Bitcoin-only daily newsletter with the highest signal-to-noise ratio in the industry.

TRUSTED BY

OPSEC FEATURE ARTICLES

A USB Cable and 45 Seconds: How the MediaTek Chip Flaw Exposes Your Bitcoin Wallet

Apr 1, 2026

6 min read

A USB Cable and 45 Seconds: How the MediaTek Chip Flaw Exposes Your Bitcoin Wallet

Ledger's Donjon security lab proved that physical access to a powered-off Android phone is enough to extract wallet seed phrases.

Fake Cops and Real Knives: A Physical Defense Playbook for Bitcoiners

Mar 25, 2026

7 min read

Fake Cops and Real Knives: A Physical Defense Playbook for Bitcoiners

Wrench attacks surged 75% last year, with fake police raids and armed home invasions targeting Bitcoiners across Europe. Here's how to make compliance impossible.

Your AI Agent Wants Your Keys: A Sovereignty-First Security Playbook for the Agentic Wallet Era

Mar 18, 2026

8 min read

Your AI Agent Wants Your Keys: A Sovereignty-First Security Playbook for the Agentic Wallet Era

AI agents are learning to spend bitcoin. Most of them ship with a security model that would make a custodial exchange blush. Here's how to automate without abdicating.

WEEKLY COMPILATIONS

Your Weekly Bitcoin Breakdown Compilation 📬

Mar 28, 2026

59 min read

Your Weekly Bitcoin Breakdown Compilation 📬

Read issue #506 of the Bitcoin-only daily newsletter with the highest signal-to-noise ratio in the industry.

Mar 22, 2026

60 min read

Your Weekly Bitcoin Breakdown Compilation 📬

Read issue #500 of the Bitcoin-only daily newsletter with the highest signal-to-noise ratio in the industry.

Mar 15, 2026

61 min read

Your Weekly Bitcoin Breakdown Compilation 📬

Read issue #494 of the Bitcoin-only daily newsletter with the highest signal-to-noise ratio in the industry.

Bitcoin-only daily newsletter with the highest signal-to-noise ratio in the industry.

Latest ISSUES

Qubits Can't Touch Bitcoin 🔬, F2Pool Founder Capitulates 🏠, Moody's Rates BTC Bond 📜

Millions Get Lightning Payments 🔓, 97% ASICs Face Ban ⛏️, $10T Retirement Door Opens

PARITY Act Betrays Bitcoin 🏛️, Wall Street Cheapens Bitcoin 💰, Churches Stack Sats Now ⛪

OPSEC FEATURE ARTICLES

A USB Cable and 45 Seconds: How the MediaTek Chip Flaw Exposes Your Bitcoin Wallet

Fake Cops and Real Knives: A Physical Defense Playbook for Bitcoiners

Your AI Agent Wants Your Keys: A Sovereignty-First Security Playbook for the Agentic Wallet Era

WEEKLY COMPILATIONS

Your Weekly Bitcoin Breakdown Compilation 📬

Your Weekly Bitcoin Breakdown Compilation 📬

Your Weekly Bitcoin Breakdown Compilation 📬