This article examines Cybercrime and Digital Security Threats in East Africa: Financial Fraud, Hacking, and State Responses: Lessons from the COVID-19 Pandemic with a focused emphasis on Nigeria within the field of Law. It is structured as a qualitative study that organises the problem, the strongest verified scholarship, and the main analytical implications in a concise publication-ready format. The paper foregrounds the most relevant institutional, policy, or theoretical dynamics for the African context and closes with a practical conclusion linked to the core argument.