Zerocoin

A cryptocurrency that uses the Bitcoin protocol but offers increased anonymity in transactions.

Z-Score Formula

A formula that uses data to make predictions about how financially secure businesses are.

Zk-SNARKs

Zero-Knowledge Succinct Non-Interactive Argument of Knowledge. Zk-SNARKs is a technology which allows cryptocurrencies to shield transaction information from uninvolved parties.

Zero Confirmation Transaction

Payment that has been broadcast but is still pending inclusion on a blockchain.