ALEXANDRIA, Va., June 4 -- United States Patent no. 12,321,502, issued on June 3, was assigned to Rambus Inc. (San Jose, Calif.).

"Integrity and data encryption (IDE) buffer device with low-latency containment mode" was invented by Evan Lawrence Erickson (Chapel Hill, N.C.) and John Eric Linstadt (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A buffer integrated circuit (IC) chip is disclosed. The buffer IC chip includes host interface circuitry to receive a request from at least one host. The request includes at least one command to access a memory. Memory interface circuitry couples to the memory. Message authentication circuitry performs a verification operation on the received request....