Cross-domain dynamic access control based on "blockchain plus artificial intelligence" NEURAL COMPUTING & APPLICATIONS English Article; Early Access Access control; Cross-domain; Blockchain; Artificial intelligence CONTROL FRAMEWORK; INTERNET Access control is widely recognised by the public, and people's demand for secure access control (AC) has gradually increased. Artificial intelligence technology has been widely used in cross-domain dynamic AC, driving the development of AC. To make [J] NEURAL COMPUTING & APPLICATIONS Wang, Fengling Hu, Zhenlong Wang, Han Chen, Xingji Feng, Weigong