Bai, J., Chen, S., Zheng, D. and Kuo, M.-J. (2026) “Interpretable Attack-Chain Stage Detection from AWS CloudTrail Event Sequences via Linear Models and HMM Smoothing ”, Informatics, Electrical and Electronics Engineering (Infotron), 6(1), pp. 28–43. doi: 10.33474/infotron.v6i1.24923.