A method and system are provided for handling a blockchain network based file storage system including a plurality of electronic devices. The method of a first electronic device includes generating, by the first electronic device, a first intelligent reflection file system (IRFS) including a reflection of a file system related to the first electronic device and a local block chain related to the first electronic device; storing, by the first electronic device, a first image of a second IRFS related to a second electronic device among the plurality of electronic devices; storing, by the first electronic device, a second image of a third IRFS related to a third electronic device among the plurality of electronic devices; receiving, by the first electronic device, from the second electronic device, a request to store a first data; determining, by the first device, whether or not to validate the request; and in response to determining to validate the request, receiving, by first electronic device, the first data from the second electronic device, storing the first data in the first electronic device, and updating the first IRFS based on the stored first data.