ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,711,205, issued on Aug. 18, was assigned to EI ELECTRONICS LLC (Westbury, N.Y.).
"Security through layers in an intelligent electronic device" was invented by Luna A. Koval (Commack, N.Y.) and Hai Zhu (Hauppauge, N.Y.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides for improving security in a meter or an intelligent electronic device (IED) through the use of a security key which is unique to each meter or IED. Such a key may be used to prevent password reuse among multiple meters. Such a key may also be used to encrypt critical components of the software, such that only when running on the correct meter can the components ...