Enhanced Tracking Protection must be enabled.

Overview

Finding ID	Version	Rule ID	IA Controls	Severity
V-223174	DTBF220	SV-223174r612236_rule		Medium

Description
Tracking generally refers to content, cookies, or scripts that can collect your browsing data across multiple sites.

STIG	Date
Mozilla Firefox Security Technical Implementation Guide	2020-12-10

Details

Check Text ( C-24847r531339_chk )
Type "about:config" in the address bar, verify that the preference name “browser.contentblocking.category" is set to “strict” and locked. Criteria: If the parameter is set incorrectly, then this is a finding. If the setting is not locked, then this is a finding.

Fix Text (F-24835r531340_fix)
Ensure the preference “browser.contentblocking.category" is set and locked to the value of “strict”.