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

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OPSEC FEATURE ARTICLES

Wrapped Bitcoin Is Not Bitcoin: A Self-Custody Risk Playbook

May 20, 2026

4 min read

Wrapped Bitcoin Is Not Bitcoin: A Self-Custody Risk Playbook

Learn how to spot wrapper risk before a bridge, admin key, or lending market turns your sats into someone else's IOU.

Stop Installing AI Tools on the Machine That Holds Your Keys

May 13, 2026

4 min read

Stop Installing AI Tools on the Machine That Holds Your Keys

Learn how fake AI installers are stealing wallet data, browser sessions, and password-manager secrets, then build a clean-room testing routine before the next shiny tool reaches your Bitcoin laptop.

Patch Copy Fail before your Bitcoin server becomes someone else's root shell

May 6, 2026

4 min read

Patch Copy Fail before your Bitcoin server becomes someone else's root shell

Triage Linux boxes, apply distro mitigations, and harden nodes, CI runners, and container hosts before a local foothold turns into root.

WEEKLY COMPILATIONS

Your Weekly Bitcoin Breakdown Compilation 📬

May 16, 2026

19 min read

Your Weekly Bitcoin Breakdown Compilation 📬

Read issue #547 of the Bitcoin-only daily newsletter with the highest signal-to-noise ratio in the industry.

May 9, 2026

19 min read

Your Weekly Bitcoin Breakdown Compilation 📬

Read issue #541 of the Bitcoin-only daily newsletter with the highest signal-to-noise ratio in the industry.

May 2, 2026

25 min read

Your Weekly Bitcoin Breakdown Compilation 📬

Read issue #536 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

SC Blocks CBDCs 🇺🇸, Tether Takes Control 🧭, SpaceX Files Bitcoin 🚀

Bernstein Chases Power ⚡, Canaan Heats Homes 🔥, Paper Bitcoin Wobbles 📉

Swan Faces Clawback ⚖️, Witt Teases Reserve 🏛️, Situational Bets IREN ⚡

OPSEC FEATURE ARTICLES

Wrapped Bitcoin Is Not Bitcoin: A Self-Custody Risk Playbook

Stop Installing AI Tools on the Machine That Holds Your Keys

Patch Copy Fail before your Bitcoin server becomes someone else's root shell

WEEKLY COMPILATIONS

Your Weekly Bitcoin Breakdown Compilation 📬

Your Weekly Bitcoin Breakdown Compilation 📬

Your Weekly Bitcoin Breakdown Compilation 📬