Tag Archives: Security

Brushed metal signing device on a black surface with gold light along its edge and green and red network traffic passing around it

Bitcoin Cold Wallet Myths: 7 Beliefs That Cost Real Money

Bitcoin Cold Wallet Myths: 7 Beliefs That Cost Real Money 1. Introduction: Why Bitcoin Cold Wallet Myths Cost Money Now Bitcoin trades near $64,559, roughly 49% below its October 2025 high, and the on-chain pattern in a drawdown is familiar: coins leave exchanges and move into cold storage. That behaviour is sensible. What follows it…

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Brushed metal vault door with a broken seal and red network traffic flowing out of it

Coldcard Hack Explained: The Seed Flaw and Self-Custody

Coldcard Hack Explained: The Seed Flaw and Self-Custody 1. Introduction: A Wallet Failure, Not a Bitcoin Failure The Coldcard hack is the largest self-custody loss event Bitcoin has seen. Beginning on 30 July 2026, attackers swept coins out of thousands of addresses whose owners had done what the industry told them to do: buy a…

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