T-Mobile’s Blockchain Work Is Quietly Coming Together ByMichael del CastilloPRO INVESTOR Updated: 09 September 2021 DisclosureWe sometimes use affiliate links in our content, when clicking on those we might receive a commission – at no extra cost to you. By using this website you agree to our terms and conditions and privacy policy. T-Mobile has entered the blockchain space and it’s using Hyperledger technology as a way to rebuild its services on open-source software.