Proactive Cyber Defense: A Real-Time CTI Framework with ATT&CK-D3FEND Mapping. - Rino Jo; Han-Bin Lee; Jihun Han; Woong-Kyo Jung; Jun-Yong Lee; Tae-Young Kang; Youngsoo Kim 002; Byung Il Kwak; Mee Lan Han; Jungmin Kang (Syst., 2026)