ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,499,425, issued on Dec. 16, was assigned to NATIONAL CURRENCY TECHNOLOGIES INC. (Ashburn, Va.).

"Security mechanisms for digital currencies" was invented by Joshua M. Povsner (Ashburn, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A centralized tracking system includes a security gateway system and a main memory system. The security gateway system interfaces with the public over the internet at an internet protocol address, and comprises a memory that stores packets received from the public over the internet and a processor that executes a plurality of algorithms to impose safety checks on each packet received from the public. The main memory syste...