Forbid non-LAN webs to access LAN or localhost. An anti-scan protection

LAN Port Scan Forbidder - Firefox Add-on
LAN port scan forbidder is a Firefox add-on that forbids untrusted websites from scanning localhost or LAN. It provides protection against unauthorized port scans and helps prevent tracking fingerprinting.
Add-on stats
Manifest V2
By: GarryW
Weekly download count: 2
Firefox on Android: Yes
Permissions:
- webRequest
- webRequestBlocking
- *://*/*
- ws://*/*
- wss://*/*
- ftp://*/*
- contextMenus
- storage
- tabs
Size: 42.76K
Email: ga*****@gmx.com
URLs: Website
Full description: See detailed description
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
User reviews
by 天灭中共退党团队保平安, 2025-03-09
Out of memory crash: https://github.com/garywill/LAN-port-scan-forbidder/issues/4.
by Peter Kehl, 2024-02-24
Add-on safety
Risk impact
LAN port scan forbidder requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk impact analysis details
- Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
- Critical ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
- Low ******* ****** ** *** ********* ********
Risk likelihood
LAN port scan forbidder is probably trust-worthy. Prefer other publishers if available. Exercise caution when installing this add-on.
Risk likelihood analysis details
- High This extension has low user count. Unpopular extensions may not be stable or safe.
- Medium **** ********* *** *** **** *******
- Low **** ********* *** ******* **** **** * ****** **** ***** ******** *** **** ****** ** ** ****** *** *****
- Low **** ********* *** ***** **** **** * ****** **** ***** ********** *** **** ****** ** ** ****** *** *****
Upgrade to see full risk analysis details
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