Patent ID: 9397984
Filing Date: 2016-07-19
CPC Classification: H04L

Claim Text:
1. A method of secure file transfer comprising: determining a desired recipient; retrieving a public key associated with a recipient; isolating a metadata record for a file from a content record for the file; encrypting the metadata record for the file using the public key associated with the desired recipient; encrypting the content record for the file using the public key associated with the recipient; uploading the encrypted metadata record for the file to a first server from a transfer device; uploading the encrypted content record for the file to at least one of the first server or a second server from a transfer device; downloading the encrypted metadata record for a file on a recipient device; decrypting the encrypted metadata record for a file using a private key associated with the recipient; retrieving the encrypted content record for the file from the first server using the decrypted metadata record; and decrypting the encrypted content record for the file using the private key associated with the recipient, wherein the first server and the second server have no access to the recipient private key, the decrypted metadata record, and the decrypted content record.