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Digital Communications and Networking

Electronic Thesis and Dissertation Repository

Cyber-security

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Security Aspects Of Smart Grid Communication, Pubudu E. Weerathunga Aug 2012

Security Aspects Of Smart Grid Communication, Pubudu E. Weerathunga

Electronic Thesis and Dissertation Repository

As the grid becomes highly interconnected, power protection, control, and monitoring in transmission and distribution substations are increasingly relying on digital controls and digital communication. Rapid penetrations of communication into power grid, and growing concerns about cyber security have attracted significant attention towards smart grid cyber security. Cyber security in the smart grid must be carefully designed to meet power system operation’s functional and reliability requirements.

This thesis discusses issues related to the security of power system communication and their counter measures. It focuses on development of security mechanisms for secure substation communication, and analyzes the impact of security ...