The image is a blackboard with a chart that explains the different stages of ICS cyber attacks. The chart is divided into three sections.

The first section is titled "ICS Cyber Attacks Normally Require Two Distinct Stages" and has a list of different stages. The first stage is "Cyber Intrusion Preparation and Execution". The second stage has a table with three columns and three rows. The table has three columns labeled "Courses", "Attack Objectives", and "Attack Difficulty". The third column has a chart with three rows and three columns. 

At the bottom of the chart, there is a circular diagram that shows the different attack objectives and attack difficulty levels. The diagram is colored in blue, yellow, and red, and the text is written in white. The background of the blackboard is white.