Here’s how blockchains could be ruined by personal data

Welcome to Hard Fork Basics, a collection of tips, tricks, guides, and advice to keep you up to date in the cryptocurrency and blockchain world. You might not have heard of “privacy poisoning” but it is stated to become a big problem for public blockchains (a.k.a permissionless blockchains) in coming years. This article will explain what you need to know about privacy poisoning. To understand why it’s as scary as it sounds, we’ll need to start with some background. It starts with GDPR Unless you’ve had your head under a rock this year, you’ve probably heard about the EU’s General Data…

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