%0 Conference Paper %K directed graphs %K linear systems %K directed graph %K Power systems %K observers %K decentralized opacity %K linear system %K cyber-physical system %K adversarial observer %K colluding adversary %K ISO %K Cyber-physical systems %K Computers %K Trajectory %B 2016 54th Annual Allerton Conference on Communication, Control, and Computing (Allerton) %D 2016 %G eng %R 10.1109/ALLERTON.2016.7852240 %T A framework for decentralized opacity in linear systems %8 Sept