Cybersecurity has become one of the essential fields in protecting digital systems and data against increasingly sophisticated cyber threats. With the rapid advancement of artificial intelligence technologies, new methods have emerged to help detect attacks, analyze risks, and respond to them quickly and efficiently. As a result, artificial intelligence has become an important component in the development of digital protection systems. First: Detecting Cyber Threats Artificial intelligence contributes to analyzing large volumes of data and monitoring network activities to detect abnormal behaviors that may indicate a cyberattack. Machine learning algorithms help identify suspicious patterns, even when threats are new or previously unknown. Second: Protection Against Malware Artificial intelligence helps analyze the behavior of programs and files to detect viruses and malicious software, including certain threats that are difficult to identify using traditional methods. It can also detect unusual activities, such as unauthorized attempts to access files or unexpectedly encrypt them. Third: Accelerating Incident Response The role of artificial intelligence is not limited to threat detection; it also includes supporting responses to security incidents. AI can analyze security alerts and prioritize them according to their severity. It can also help isolate infected devices or limit the spread of an attack, reducing response time and minimizing potential damage. Fourth: Risk Prediction and Vulnerability Detection Artificial intelligence can be used to analyze security data and identify systems that are more vulnerable to attacks. It can also help rank vulnerabilities according to their severity and the priority with which they should be addressed. This enables organizations to allocate their resources to protecting their most critical systems, while ensuring that results are verified and predictions are not treated as confirmed facts. Fifth: Challenges and Risks Despite its benefits, artificial intelligence faces several challenges, including the possibility of generating false alerts or failing to detect certain emerging attacks. Moreover, attackers can use AI to develop more convincing phishing messages and advanced offensive tools. Therefore, effective use of AI requires continuous human oversight, regular system updates, data protection, and adherence to fundamental cybersecurity practices. Artificial intelligence represents an important step forward in the development of cybersecurity because of its capabilities in threat detection, risk analysis, and accelerating incident response. However, its effectiveness depends on integration with human expertise and traditional security measures. Therefore, investing in these technologies and developing specialized professional skills can contribute to building a safer digital environment that is better equipped to address future threats.