Palo Alto Networks (PANW) Certified Cybersecurity Entry-level Technician (PCCET) Practice Exam

Content-ID operates at which layer of the ISO model?

1. 7, Application layer

2. 6, Presentation layer

3. 5, Session layer

4. 4, Transport layer

The correct answer is: 7, Application layer

Content-ID operates at the Application layer of the ISO model, which corresponds to Layer 7. This layer is fundamentally involved in network communications that directly interact with end-user applications. Content-ID technology is designed to inspect and identify the content of the data being transmitted over the network, enabling advanced policy enforcement, threat prevention, and data loss prevention. At the Application layer, Content-ID can analyze protocols used by applications such as HTTP, FTP, and SMTP, allowing it to gain insight into the specific content being sent or received. By understanding and classifying application-level traffic, Content-ID can apply appropriate security controls and enforce network security policies effectively. In contrast, the other layers mentioned would not be suitable for the functionality of Content-ID. The Presentation layer, for example, focuses on data format translation and encryption rather than data content analysis. The Session layer manages sessions between applications but does not directly handle the content itself. The Transport layer ensures reliable data transfer and flow control but is more concerned with the movement of data packets rather than what the data represents at the application level.