This review article examines the cybersecurity risks in online banking and proposes preventive strategies to enhance digital defenses. The banking sector, increasingly reliant on digital platforms, faces a growing number of cyber threats, including phishing, malware, and insider threats. The study analyzes recent cybersecurity incidents, evaluates the effectiveness of existing frameworks, and highlights the financial and reputational impacts of breaches. It emphasizes the need for robust cybersecurity measures, including advanced technologies like artificial intelligence and big data analytics, to mitigate risks and ensure regulatory compliance. The paper also discusses the importance of a holistic approach to cybersecurity, involving collaboration between financial institutions, regulators, and customers. Key findings include the critical role of continuous risk assessment, the necessity of strong access controls, and the importance of fostering a culture of cybersecurity awareness. The study recommends strategic investments in technology, education, and risk management to strengthen the resilience of the banking sector against evolving cyber threats. Overall, the research underscores the need for proactive and adaptive cybersecurity strategies to safeguard financial systems and customer trust in the digital age.This review article examines the cybersecurity risks in online banking and proposes preventive strategies to enhance digital defenses. The banking sector, increasingly reliant on digital platforms, faces a growing number of cyber threats, including phishing, malware, and insider threats. The study analyzes recent cybersecurity incidents, evaluates the effectiveness of existing frameworks, and highlights the financial and reputational impacts of breaches. It emphasizes the need for robust cybersecurity measures, including advanced technologies like artificial intelligence and big data analytics, to mitigate risks and ensure regulatory compliance. The paper also discusses the importance of a holistic approach to cybersecurity, involving collaboration between financial institutions, regulators, and customers. Key findings include the critical role of continuous risk assessment, the necessity of strong access controls, and the importance of fostering a culture of cybersecurity awareness. The study recommends strategic investments in technology, education, and risk management to strengthen the resilience of the banking sector against evolving cyber threats. Overall, the research underscores the need for proactive and adaptive cybersecurity strategies to safeguard financial systems and customer trust in the digital age.