The Cisco Threat Defense URL Filtering is a subscription license designed for a single appliance, providing robust security features for a duration of 5 years. This software solution helps organizations protect their networks from malicious websites and online threats, ensuring safe browsing experiences for users. The license is available electronically, making it easy to deploy and manage. With this subscription, users can continue to leverage the advanced features and benefits of Cisco's security technology, ensuring their systems remain secure against evolving threats.