scholarly journals A Concise Review on Internet of Things (IoT) -Problems, Challenges and Opportunities

Author(s):  
Laith Farhan ◽  
Rupak Kharel ◽  
Omprakash Kaiwartya ◽  
Marcela Quiroz-Castellanos ◽  
Ali Alissa ◽  
...  
2021 ◽  
Vol 24 (3) ◽  
pp. 5-8
Author(s):  
Kai Geissdoerfer ◽  
Mikołaj Chwalisz ◽  
Marco Zimmerling

Collaboration of batteryless devices is essential to their success in replacing traditional battery-based systems. Without significant energy storage, spatio-temporal fluctuations of ambient energy availability become critical for the correct functioning of these systems. We present Shepherd, a testbed for the batteryless Internet of Things (IoT) that can record and reproduce spatio-temporal characteristics of real energy environments to obtain insights into the challenges and opportunities of operating groups of batteryless sensor nodes.


Author(s):  
Siddharth M. Nair ◽  
Varsha Ramesh ◽  
Amit Kumar Tyagi

The major issues and challenges in blockchain over internet of things are security, privacy, and usability. Confidentiality, authentication, and control are the challenges faced in security issue. Hence, this chapter will discuss the challenges and opportunities from the prospective of security and privacy of data in blockchain (with respect to security and privacy community point of view). Furthermore, the authors will provide some future trends that blockchain technology may adapt in the near future (in brief).


Author(s):  
Shivom Aggarwal ◽  
Abhishek Nayak

Mobile technologies have given rise to tremendous amounts of data in real-time, which can be unstructured and uncertain. This growth can be attributed as Mobile Big Data and provides new challenges and opportunities for innovation. This chapter attempts to define the concept of Mobile Big Data, provide description of various sources of Mobile Big Data and discuss SWAI (Sources Warehousing Analytics Insights) model of Big Data processing. To understand this complex concept, it is important to visualize the Big Data ecosystem, respective players. Moreover, mobile computing, Internet of things, and other associated technologies have been discussed in light of marketing and communications based applications. The current trends in Mobile Big Data and associated value chain help us understand where the next frontiers of innovation are and how one can create value. This is linked to the future aspects of the Mobile Big Data and evolution of technologies from now onwards.


Author(s):  
Maria Pateraki ◽  
Konstantinos Fysarakis ◽  
Vangelis Sakkalis ◽  
Georgios Spanoudakis ◽  
Iraklis Varlamis ◽  
...  

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