Firefox must prevent the user from quickly deleting data.
Severity | Group ID | Group Title | Version | Rule ID | Date | STIG Version |
|---|---|---|---|---|---|---|
| medium | V-251562 | SRG-APP-000326 | FFOX-00-000018 | SV-251562r1156569_rule | 2026-05-08 | 6 |
Description
There should not be an option for a user to "forget" work they have done. This is required to meet nonrepudiation controls.
ℹ️ Check
Enter "about:policies" in the browser address bar.
If "DisableForgetButton" is not displayed under Policy Name or the Policy Value is not "true", this is a finding.
✔️ Fix
Windows group policy:
1. Open the group policy editor tool with "gpedit.msc".
2. Navigate to Policy Path: Computer Configuration >> Administrative Templates >> Mozilla >> Firefox.
Policy Name: Disable Forget Button
Policy State: Enabled
macOS "plist" file:
Add the following:
<key>DisableForgetButton</key>
<true/>
Linux "policies.json" file:
Add the following in the policies section:
"DisableForgetButton": true