Abstract: A method may include receiving, by a processor, from a first computing device, a request associated with a first user credential on behalf of a second user credential to transact cryptocurrency, the amount of cryptocurrency corresponding to a first block instance of a blockchain stored on a plurality of first network nodes, wherein the second user credential has a set of permissions for transactions of the cryptocurrency on the blockchain, and the first user credential has a subset of the set of permissions for transactions of the cryptocurrency on the blockchain and excludes transactions directly to a cryptocurrency account; in response to determining that the first user credential has a permission to make the request, updating, by the processor, based on the request and the second user credential, the amount of cryptocurrency associated with the second user credential by updating a second block instance associated with the blockchain.