The vulnerability of the iControl REST API interface for access control and remote authentication, the BIG-IP Access Policy Manager, the virtual server for application protection, the BIG-IP Advanced Web Application Firewall, the BIG-IP Advanced Firewall Manager, the infrastructure status analysis tool, the BIG-IP Application Acceleration Manager, the DDoS protection module, the BIG-IP Fraud Protection Service, the Internet traffic balancing system, the BIG-IP Link Controller, and the local traffic balancing system – all of these allow a perpetrator to cause service interruptions.