authentication， authorization， and accounting

put under centralized management by specialized departments; centralized management by specified departments

Authentication and Authorization

authentication and authorization mechanism

authorization and authentication management

cross-domain authentication and authorization

Java Authentication and Authorization Service JAAS

Java authentication and authorization services

unified authentication and authorization

user authentication and authorization

220 kV centralized control substation

aftershock centralized belt

and Centralized monitoring system

audio-video and lighting network centralized contr

audio-video and lighting network centralized control flat

audio-video and lighting network centralized control platform

automation system of centralized control station

automatization system of centralized control substation

autoswitch centralized monitoring system