NSC Blocker
Block unsafe content based on the NSC response header
NSC Blocker - Block Unsafe Content on Edge
NSC Blocker is an Edge add-on that allows websites to communicate whether their content is safe through the NSC response header, and this extension implements blocking and statistics for the header. It helps users analyze and ensure correct implementation of the header on their own websites.
Add-on stats
Creation date: 2022-03-30
Risk impact: High risk impact 
Risk likelihood:
Manifest version: 2
Permissions:
- webRequest
- webRequestBlocking
- storage
- <all_urls>
Size: 96.47K
URLs: Website
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Firefox
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Add-on summary
The NSC response header defines how websites can communicate that their content isn't safe, for example when it contains adult content. The header is defined in an experimental specification and implemented on the client side with this add-on.
This extension implements blocking and statistics regarding the "NSC" header. It gives you the opportunity to try out the new specification yourself and to analyze whether your own websites implements the specification correctly.
Please have a look at our website for more information.
Add-on safety
Risk impact
NSC Blocker requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk likelihood
NSC Blocker has earned a fairly good reputation and likely can be trusted.
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