ALEXANDRIA, Va., Aug. 18 -- United States Patent no. 12,712,724, issued on Aug. 18, was assigned to Voicelt Technologies Inc. (Eden Prairie, Minn.).

"Systems for obfuscation and manipulation of strings for digital asset protection" was invented by William Austin (Herndon, Va.), Eric J. Mencke (Fairfax, Va.) and Noel J. Grover (Chanhassen, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Obfuscation techniques are provided for generating data such that the data remains private, data tampering is prevented, and reverse engineering is deterred. One such technique is a Stealthy String technique in which special meaning is encoded into seemingly random strings. Another such technique is a Blended String techn...