AUTHENTICATION AND AUTHORIZATION METHOD FOR PROCESS CONTROL SYSTEM
摘要
<p>The invention concerns a method for managing access by a user station to a critical device of an industrial control system comprising a security server and a database comprising user's credentials, said method characterized by regularly transferring user's authentication and authorization data from said database to said critical device to allow authentication of a user by said critical if the security server becomes temporarily unavailable.</p>
申请公布号
WO2011124257(A1)
申请公布日期
2011.10.13
申请号
WO2010EP54659
申请日期
2010.04.08
申请人
AREVA T&D UK LTD;BENHADDOU, ANAS;THOMPSON, STEPHEN