Zero-Knowledge Proof
An encryption scheme used to prove to someone that you know something without revealing what that something actually is.

BTC: Bitcoin
The first and most well-known cryptocurrency. It was created in 2009 by an anonymous person or group of people using the pseudonym Satoshi Nakamoto.

ETH: Ethereum
The second-largest cryptocurrency by market capitalization. Ethereum is a decentralized platform that enables the creation and execution of smart contracts and decentralized applications (DApps).