1. A computer-based system for remotely cleaning metadata from electronic documents, comprising: an intermediate computer that is remote from an electronic device, the intermediate computer including: a memory storing instructions; and a processor configured execute the instructions to: receive an electronic document from the electronic device, determine that the electronic document includes a pre-determined type of metadata, generate a request for confirmation by a user of the electronic device that at least a portion of the pre-determined type of metadata should be removed, based on the confirmation, remove at least a portion of the pre-determined type of metadata from the electronic document, and store or transmit the electronic document having at least a portion of the pre-determined type of metadata removed.
4. The computer-based system of claim 1 , wherein the processor is further configured to execute the instructions to receive an electronic document from the electronic device by email.