System, Method, and Computer Program Product for Secured, Encrypted Transaction Processing

A system, method, and computer program product is provided for secured, encrypted transaction processing. The method includes receiving a transaction request including a first user token including a first account balance, a second user token including a second account balance, and a transaction value. The method also includes generating a new first account balance by executing a zero-knowledge subtraction, and a new first user token including the new first account balance. The method further includes generating a new second account balance by executing a zero-knowledge addition, and a new second user token including the new second account balance. The method further includes transmitting the new tokens to the respective computing devices. The method further includes receiving a new transaction request including the new first user token and/or the new second user token, and generating a new account balance by executing a zero-knowledge computation based on the new transaction request.