In today's digital age, Application Programming Interfaces (APIs) have become the backbone of modern software development. They allow different software systems to communicate with each other, enabling a wide range of functionalities from simple data retrieval to complex integrations. However, with the increasing reliance on APIs, the importance of securing them has never been greater. This course, "API Security Fundamentals with OWASP Top 10," is designed to equip you with the knowledge and skills necessary to identify, exploit, and defend against the most common API security vulnerabilities. Whether you are a developer, security professional, or simply interested in learning more about API security, this course will provide you with a comprehensive understanding of the OWASP API Security Top 10 vulnerabilities and how to mitigate them.