BIG-IP Advanced WAF by F5 is a web application firewall that protects applications, APIs, and data against various cyber threats including zero-day vulnerabilities, application-layer DoS attacks, threat campaigns, application takeover attempts, and automated bot attacks. The solution provides behavioral analytics, layer 7 DoS mitigation, application-layer encryption, threat intelligence services, and API security capabilities. It implements security controls for both traditional and modern application architectures, including protection for GraphQL and REST APIs.