This article looks at a few ways an SDN controller can be identified and how to use the sdnpwn controller-detect module.
This article discusses XSS vulnerabilities found in the Floodlight and ONOS controllers. Exploits and mitigation strategies are provided.
An article and tutorial on getting started with the sdnpwn penetration testing toolkit.
Learn how to create an SDN testbed using Mininet and the Floodlight controller