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Zcash’s Breakout and the Revival of On-Chain Privacy
Public blockchains like Bitcoin introduced a radically new way to transfer value without relying on intermediaries, using openly verifiable ledgers where transaction activity is visible to anyone. However, the pseudonymous nature of addresses still leave activity observable and, in many cases, traceable to real-world entities, revealing spending patterns, counterparties, and other sensitive information that can limit types of activity being conducted on blockchains. Zcash was created in 2016 as a privacy-focused alternative. Built on Bitcoin’s codebase and preserving its monetary design, it introduced opt-in ... (full story)