AI In Cybersecurity Education -- Scalable Agentic CTF Design Principles and Educational Outcomes — Haoran Xi, Minghao Shao, Kimberly Milner, Venkata Sai Charan Putrevu, Nanda Rani, Meet Udeshi, Prashanth Krishnamurthy, Brendan Dolan-Gavitt, Siddharth Garg, Sandeep Kumar Shukla, Farshad Khorrami, Alon Hillel-Tuch, Muhammad Shafique, Ramesh Karri | Kutubxona