ACCESS' 21 is a premier international technical conference hosted by Adi Shankara Institute of Engineering and Technology, Kalady, Kerala, India. This is a major international conference bringing together researchers, engineers and practitioners who work in the areas of computing, communication, security and its applications in the industry and real world. This conference is not only a spectacular meeting to share information and knowledge about futuristic technologies and its challenges , but also a pivotal help to build an effective platform for communication and cooperation among the researchers/academicians worldwide.