This article discusses the current problems of cybercrime and online extortion on the Internet. In particular, such cases, which occur frequently in the global information society, are not only criminal, but also cause material, moral and spiritual problems. The government, which plays a key role in the functional economic and social development of society, is also experiencing significant economic losses due to such crimes. At the same time, cyber attacks are causing significant damage not only to the public sector, but also to the education, healthcare, and banking systems. The article examines cybercrimes committed in various sectors and provides conclusions on their prevention.