ALEXANDRIA, Va., Dec. 2 -- United States Patent no. 12,489,764, issued on Dec. 2, was assigned to T-Mobile USA Inc. (Bellevue, Wash.).

"Code injection prevention for communication devices" was invented by Lyle Walter Paczkowski (Mission Hills, Kan.), Marouane Balmakhtar (Fairfax, Va.) and George Jason Schnellbacher (Leawood, Kan.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques related to the management of communication devices using a combination of local and centralized blockchains to enable the detection of state changes that deviate from the expected behaviors are disclosed. In one example aspect, a method for detecting code injection activity in communication devices by a machine learning based...