00324nas a2200121   4500000000100000008004100001260001800042100001900060700001500079700001600094700001700110245007500127       2023                            d  c18 March 20231 aM. Katsantonis1 aA. Manikas1 aI. Mavridis1 aD. Gritzalis00aCyber range design framework for cyber security education and training