
144 The State of the Art in Intrusion Prevention and Detection
6.5 SMART GRID ANOMALIES
6.5.1 anoMalieS in the State eStiMation prograM
In order to fulll the ever-growing load demand, it is important to operate the power system at its
maximum capacity. For a safe and reliable operation of the power system, operators need to moni-
tor and control the system as it progresses through its various operating states. Different intelligent
electronic devices (IEDs), e.g., like the remote terminal units (RTUs) are used to monitor the system
states. However, these measurement data may be corrupted by an intruder or affected by noise or
may be missing ...