Syed Adnan AfaqSaman UzmaGausiya Yasmeen2023-08-212023-08-2120239781668481332|10.4018/978-1-6684-8133-2.ch005http://136.232.12.194:4000/handle/123456789/521Book: Advances in Cyberology and the Advent of the Next-Gen Information Revolution Edited by Mohd Shahid Husain, Mohammad Faisal, Halima Sadia, Tasneem Ahmad, Saurabh ShuklaInternet users need to know that there are many different kinds of threats in the online world. Improving cyber security and keeping private information safe is important for a country’s safety and economy. For a country’s safety and economy, it’s important to improve cyber security and keep private information safe. The term “digital economy” refers to a business for digitally delivered goods and services that are created using electronic business models and linked to a global system of economic and social networks. Cyber risk is the most complex issue of the twenty-first century, arising from a wide diversity of causes such as a hacker, terrorists, criminals, insider groups, foreign states, etc. This study includes cyber threats in the digital world. It emphasizes challenges in the healthcare sector, agriculture and food industries.enComputer ApplicationComputer Science and EngineeringBook chapter