Firo (formerly known as Zcoin) is a privacy-focused cryptocurrency that aims to provide users with complete financial anonymity and privacy. It is built on the concept of Zero-Knowledge proofs and uses the Zerocoin protocol to achieve this goal.

Firo was created by a team of developers led by Poramin Insom, who is also the founder and lead developer of the project. The Firo project was launched in September 2016, and since then, it has undergone several updates and changes to improve its functionality and security.

Firo is primarily used for making anonymous and untraceable transactions. Firo allows users to keep their financial transactions private by using a range of privacy features, including Zero-Knowledge proofs and Tor network integration. This makes Firo a choice for individuals and businesses that require financial privacy and anonymity. In addition, Firo can be used as a store of value, just like other cryptocurrencies, and can be traded on various exchanges.