A blockchain network management system implements an associated method comprising the steps of: a) providing a blockchain network configured for providing individual blockchain users with access to a blockchain; b) providing individual blockchain users with a smartphone having a GPS receiving unit associated with a communications network and with a biometric user identification technology coupled to the smartphone; c) identifying an individual blockchain user with the biometric user identification technology by obtaining biometric characteristics that are unique to each human via the communications network; d) authenticating the individual blockchain user's identity and geolocation in an authentication network coupled to the communications network; and e) providing access of authenticated individual blockchain users to the individual blockchain. The blockchain network management system further includes tokens issued to individual authenticated users for providing access to the individual blockchain.