ALEXANDRIA, Va., June 19 -- United States Patent no. 12,335,251, issued on June 17, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Service to service authentication in computing systems" was invented by Chun-Hung Lin (Bellevue, Wash.) and Matthias Leibmann (Redmond, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques of service to service authentication in distributed computing systems are disclosed herein. One example technique includes identifying a token type of a security token and an authentication scheme indicated in an access request for authenticating the access request. The example technique also includes using a combination of the identified token type of the secu...