John D Heintz

US Patent:

20140281520, Sep 18, 2014

Filed:

Mar 11, 2014

Appl. No.:

14/203821

Inventors:

- San Angelo TX, US
John D. Heintz - Austin TX, US

Assignee:

MYMAIL TECHNOLOGY, LLC - San Angelo TX

International Classification:

G06F 21/60

US Classification:

713165

Abstract:

A system and method for sharing an encrypted file stored on a cloud server is disclosed. In certain embodiments, the method includes generating a file key associated with the encrypted file stored in the cloud server; generating a share message, the share message including the generated file key and identifying a recipient user and the encrypted file stored in the cloud server; encrypting the file key using an identification key of the recipient user to generate a share key; storing the share key in the cloud server; notifying the recipient user of the encrypted file and share key stored on the cloud server; retrieving the encrypted file and the share key from the cloud server; decrypting the share key using the identification key of the recipient user to reconstruct the file key; and using the reconstructed file key to decrypt the encrypted file.