Shielded ZCash Transaction at NH Retail Store

A customer purchased a “Live Free or Die” wood plaque and a “Legalize Gay Marijuana” bumper sticker at the Free State Bitcoin Shoppe in Portsmouth, New Hampshire using an encrypted digital currency called ZCash. The cryptocurrency is the most private money ever created, relying on a complex mathematical principle called a “Zero-Knowledge Proof”. Essentially this customer took some digital cash, locked it in a box with a secret key, and sent the shop the key. There is no discernible trail left. No observer can look up the transaction on the blockchain, not even those who know the sending/receiving addresses. Pretty […]

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