Seven specific issues have been proposed for inclusion in the training program. So it is difficult to disentangle or cluster these issues. Hence I will deal with them one at a time. It may be important to analytically identify the derivative issues and deal with them separately in values, character, or ethics education as well as embedded within the specific cyber issues. Computer hacking is already a very widely known concept.
Children probably are well aware that it exists.
What will be difficult for some 9-12 year old children to grasp is why it is unethical. The anonymity of the victims in many cases masks the concrete damage that results. Some 9-12 year olds may be able to understand this, but others may have difficulty with it. For many 9-12 year old children, an idea is not a thing. Ideas are too abstract.