One of the interesting things about PIVX is your power of choice. You can decide to transact publicly, like Bitcoin, or privately, using its advanced SHIELD protocol. Unlike many other cryptocurrencies, where transactions are fully transparent, SHIELD leverages zero-knowledge proofs to break the link between sender and receiver, ensuring your transaction amounts and balances remain completely private. This tutorial will guide you through the process of taking your public PIV coins and turning them into private coins (aka “SHIELDING”), and then sending them privately
source: https://medium.com/pivx/how-to-send-a-private-transaction-in-pivx-ca13251eacde?source=rss----430d9242e45e---4