Nnsmart-grid security issues pdf

Security remains to be one of the most important issues in smart grid systems given the danger and inconvenience residents and companies alike might encounter if the grid falls under attack. Various security threats and challenges of smart grid have been highlighted in goel and hong 2015, khelifa and abla 2015, lee and brewer 2009, li et al. This paper presents the main security issues and challenges of a cyber secure smart grid, whose main objectives are confidentiality. Resources are the devices that affect supply, load, or grid conditions, including delivery infrastructure, information networks, enduse systems, and re lated distributed energy resources. A smart grid is a huge complex network composed of millions of devices and entities connected with each other. Applications are operational strat egies that use resources to create benefits or value. An era that promises, through the evolution of the existing electrical grids to smart grids, more. The cyberphysical nature of the smart grid has rendered it vulnerable to a multitude of attacks that can occur at its communication, networking, and physical entry points. This article has given a broadbrush description of issues related to smartgrid security.

Abstract the smart grid, generallyreferredto as the nextgenerationpowersystem, is considered asa revolutionaryand evolutionary regime of existing power grids. Examples of monitored information include future price information, control structure of. Different cyber security countermeasures need to be applied to the heterogeneous smart grid according to the computational resources availability, time communication constraints, and sensitive information data. The threats detected are categorized according to specific security goals set for the smart homesmart grid environment, and their impact on the overall system security is evaluated. The term scada refers to computer systems and protocols that monitor. Security remains to be one of the most important issues in smart grid systems given the. Because communication has been incorporated into the electrical power with its inherent weaknesses. Smart grid security international journal of smart grid and clean.

This is the case of security issues concerning the data protection of endconsumers information. Abstract a key feature of the smart grid is the introduction of two. A survey on security issues in smart grids jokar 2016 security. In this paper, we survey the latest on smart grid security. The electricity industry is now at the verge of a new era. Smart grid security issues ieee conference publication. Abstract cyber security in smart grid systems is becoming a major concern. This document is annex 2 of 5 to the enisa study smart grid security. Such cyberphysical attacks can have detrimental effects on the operation of the grid as exemplified by the recent attack which caused a blackout of the ukranian power grid. Three main security objectives must be incorporated in the smart grid system. The journal publishes original research on theories and development on. Designing solutions in at this stage, before widespread deployment, would be beneficial. The ieee transactions on smart grid is a cross disciplinary and internationally archival journal aimed at disseminating results of research on smart grid that relates to, arises from, or deliberately influences energy generation, transmission, distribution and delivery.