Based on the SIS network security analysis system, basic framework of SIS network security of Wuhu Power Plant is established, the thesis also discusses the preliminary improvement of SIS network security technology.

• 摘要芜湖发电厂成功实施了SIS系统，并采取了相应的网络安全性措施，本文就此进行初步的技术分析，为实施下一步的网络安全措施做一些技术探讨。