Patent ID: 8762712
Filing Date: 2014-06-24
Classification: G06F,H04L

Abstract:
1. A method of person-to-person secure file transfer, the method comprising: encrypting a file in an originating computer using a message key to generate an encrypted file for a recipient; in the originating computer, receiving a public key of the recipient from a cloud computing system that stores the public key and a corresponding private key of the recipient; encrypting the message key using the public key of the recipient to generate an encrypted message key in the originating computer; transferring the encrypted file from the originating computer to the cloud computing system for storage in the cloud computing system; in response to receiving a request from a receiving computer of the recipient, decrypting the encrypted message key using the private key of the recipient to recover the message key in the cloud computing system; decrypting the encrypted file using the message key to recover the file in the cloud computing system; and after decrypting the encrypted file, transferring the file from the cloud computing system to the receiving computer.