Imagine “astronauts working in a lunar habitat with Internet of Things devices.” In response to such simple prompt, within seconds generative AI rendered the image above, which enamored this issue's guest editors its fanciful, seemingly humorous depiction what appears be pair space-suited engineers engaged something like hackathon while sitting dust coffee cups nearby. Beyond being fun way kick...

1536-1268/02/$17.00 © 2002 IEEE T oday, mobile devices and gadgets come with more than just a cool and cutting-edge design; they come equipped with small brains and a common language, making them smarter and more powerful than ever before. Perhaps they’re a little too smart—after all, they can adapt and morph into each other and become many-in-one super devices. Mobile phones with PDA capabilit...

Resources and services are accessible in pervasive computing environments from anywhere and at any time. Also, due to ever-changing nature of such environments, the identity of users is unknown. However, users must be able to access the required resources based on their contexts. These and other similar complexities necessitate dynamic and context-aware access control models for such environmen...