ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,865, issued on July 8, was assigned to SPARROW Co. LTD (Seoul, South Korea).

"Hybrid cloud-based security service method and apparatus for security of confidential data" was invented by Tae Bin Jwa (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A hybrid cloud-based security service apparatus for securing confidential data includes a cloud service module assigning an analysis identifier to data input by a user of a network connected to a cloud and receiving a request for delivery of encrypted data from the user, a key generation service unit located in an on-premise connected to the cloud and generating an encryption key based on t...