ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,483,597, issued on Nov. 25, was assigned to SAP SE (Walldorf, Germany).
"Hybrid-type authorization policy evaluation" was invented by Kun Hu (Shanghai), Na Zhang (Shanghai), Yijin Hu (Shanghai), Wenle Zhao (Shanghai), You Li (Shanghai), Fang Huang (Shanghai) and Weijun Yu (Shanghai).
According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are system, method, and computer program product embodiments for hybrid-type authorization. An embodiment operates by parsing a policy expression into an abstract syntax tree (AST) and receiving, from a local server, user attribute data of a user. The embodiment further operates by traversing the AST to evaluate ...