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IOnU Security Assigned Patent

Protection of shared data

IOnU Security, Inc., Longmont, CO, has been assigned a patent (9,202,074) developed by Bennett, David W., Longmont, CO, and Beres, Timothy E., Boulder, CO, for a “protection of shared data.

The abstract of the patent published by the U.S. Patent and Trademark Office states: ”Approaches for protecting a data element are disclosed. The method includes encrypting the data element with a first key on a first client system. A set of permissions is stored in association with the encrypted data element, and a first signature is generated from the set of permissions for the data element. The first key is encrypted with a second key on the first client system. The encrypted first key is stored in association with the encrypted data element, and the second key is encrypted with a public key of a public-private key pair of a first user on the first client system. The first signature and the encrypted second key are transmitted from the first client system to a server system for storage.

The patent application was filed on February 10, 2014 (14/176,752).

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