ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,752, issued on Feb. 17, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Data transmission encryption control method and apparatus" was invented by Zhigui Wei (Shenzhen, China) and Zhijian Liang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application discloses a data transmission encryption control method and apparatus, and relates to the field of media technologies. The method includes: determining that a to-be-transmitted data packet includes an encryption identifier indicating that the to-be-transmitted data packet is transmitted in an encrypted transmission mode, and encrypting the to-be-transmitted data packet. ...