For layer 7 firewalls, how does SSL / TLS exactly work?

Since SSL lives in layer 6 (or 5) – but not 7, how does it even understand layer 7 (app specific) traffic?

The answer is that it doesn’t  – it uses lower layer capabilities to try and decipher the application to block / allow.

SSL_Layer_5

Anuj holds professional certifications in Google Cloud, AWS as well as certifications in Docker and App Performance Tools such as New Relic. He specializes in Cloud Security, Data Encryption and Container Technologies.

Initial Consultation

Anuj Varma – who has written posts on Anuj Varma, Hands-On Technology Architect, Clean Air Activist.