What Is a WAF? A Web Application Firewall (WAF) acts as a shield between web applications and the internet, protecting them from various web-based attacks. Unlike traditional network firewalls that operate at lower network layers (like Layers 3 and 4), a WAF specifically focuses on the application layer (Layer 7) of the OSI model, where web applications … Continue reading How WAF Works?
Tag: OSI Model
The Data Link Layer is the second layer of the Open Systems Interconnection (OSI) model, which serves as a conceptual framework that standardizes communication system functions. This layer focuses on the reliable transfer of data between adjacent network nodes over a physical link. It provides error-free and orderly delivery of data packets by establishing and … Continue reading Data Link Layer of OSI Model
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