← CIS Controls v8 in plain English

9.3 IG2

Control 9 / Email and Web Browser Protections

Maintain and Enforce Network-Based URL Filters

Think of it likeA guard at the driveway checks the exact destination of every trip and turns the car around if that address is on the banned list.

In plain English

At the network's edge, requests to specific banned web addresses are blocked outright, going a step past broad category filtering.

Related CSF subcategories (unofficial mapping)

No direct mapping.