Information and Network Security 1 Hardware Assisted Protocol for Attacks Prevention in ad hoc Networks -- Android Malicious Software using Boosting Algorithms Deepon Nath -- Privacy and Security Factors of Government Websites versus Private Websites in Bangladesh and USA: A Comparative Study -- Protecting Web Applications from Web Scraping -- Cloud, IoT and Distributed Computing -- 5 Integrated CMOS Active Low-pass Filter for IoT RFID Transceiver -- LoRa IoT WSN for E-Agriculture -- Integrating the Meteorological Data into a Smart City Service using Cloud of Things (CoT) -- Data Handling and Transparency Enhancement in Central Sterile Service Department -- AI, Expert Systems and Big Data Analytics -- Data Mining Approach Improving Decision-Making Competency along the Business Digital Transformation Journey: A Literature Review -- An Event-level Clustering Framework for Process Mining Using Common Sequential Rules -- Fuzzy Logic enabled Stress Detection using Physiological Signals -- The Auxiliary Parametric Sensitivity Method as a Means of Improving Project Management Analysis and Synthesis of Executive Elements -- Predicting Diabetes Using Diabetes Datasets and Machine Learning Algorithms: Comparison and Analysis.

This book constitutes the refereed conference proceedings of the 4th International Conference on Emerging Technologies in Computing, iCEtiC 2021, held in August 2021. Due to VOVID-19 pandemic the conference was helt virtually. The 15 revised full papers were reviewed and selected from 44 submissions and are organized in topical sections covering Information and Network Security; Cloud, IoT and Distributed Computing; AI, Expert Systems and Big Data Analytics.