Most popular variants of the header value (we only show this when there's just a bunch of variants):

Allows web developers selectively enable and disable specific web technologies, especially those that enable two-way communication between the user and web application. For example, the header may inform the user mobile device that the website is not using camera or location tracking by design.

Reference...

We have seen 91 websites setting the Feature-Policy HTTP header and 58 unique values of this header.

  • www.theguardian.com camera 'none'; microphone 'none'; midi 'none'
  • jda.com camera 'none'; magnetometer 'none'; microphone 'none'; usb 'none'
  • jane.com accelerometer 'none'; ambient-light-sensor 'none'; animations 'self'; autoplay 'none'; camera 'none'; document-write 'self'; encrypted-media 'none'; fullscreen 'self'; geolocation 'none'; gyroscope 'none'; image-compression 'self'; legacy-image-formats 'self'; magnetometer 'none'; max-downscaling-image 'self'; microphone 'none'; midi 'none'; payment 'none'; picture-in-picture 'none'; speaker 'none'; sync-xhr 'self'; unsized-media 'self'; usb 'none'; vertical-scroll 'self'; vibrate 'none'; vr 'none';
  • mailbox.org accelerometer 'none'; camera 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; usb 'none';
  • www.guardian.co.uk camera 'none'; microphone 'none'; midi 'none'
  • scotthelme.co.uk accelerometer 'none'; camera 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; payment 'none'; usb 'none'
  • webcookies.org accelerometer 'none'; ambient-light-sensor 'none'; autoplay 'none'; camera 'none'; encrypted-media 'none'; fullscreen 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; midi 'none'; payment 'none'; picture-in-picture 'none'; speaker 'none'; sync-xhr 'none'; usb 'none'; vr 'none'
  • eway.io autoplay *; fullscreen *
  • airvpn.org autoplay 'none'; camera 'none'; encrypted-media 'none'; fullscreen 'self'; geolocation 'none'; microphone 'none'; magnetometer 'none'; midi 'none'; payment 'none'; speaker 'self'; sync-xhr 'self'; vr 'none';
  • www.firma-cerny.cz sync-xhr *
  • www.hosteurope.de geolocation 'self'; midi 'self'; payment 'self'; camera 'self'; usb 'self'; fullscreen 'self'; magnetometer 'self'; picture-in-picture *; accelerometer 'self'; vr 'self'; encrypted-media 'self'; autoplay 'self'; speaker 'self'; ambient-light-sensor 'self'; gyroscope 'self'; sync-xhr 'self'; microphone 'self'
  • gazeteyenigun.com.tr accelerometer 'none'; camera 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; payment 'none'; usb 'none'
  • depoauto.sk accelerometer 'none'; camera 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; payment 'none'; usb 'none'
  • dehaagsehogeschool.nl geolocation 'self'; fullscreen 'self'
  • zeit.co fullscreen 'self';camera 'none'
  • videopal.me autoplay *
  • www.rainvac.com vibrate 'self'; microphone 'none'; payment 'none'; sync-xhr 'self' https://rainvac.freetls.fastly.net
  • www.way2web.nl geolocation 'self'; midi 'self'; sync-xhr 'self'; microphone 'self'; camera 'self'; magnetometer 'self'; gyroscope 'self'; speaker 'self'; fullscreen 'self'; payment 'self'
  • www.syncasso.nl geolocation 'self'; midi 'self'; sync-xhr 'self'; microphone 'self'; camera 'self'; magnetometer 'self'; gyroscope 'self'; speaker 'self'; fullscreen 'self'; payment 'self'
  • www.maxmind.com accelerometer 'none'; ambient-light-sensor 'none'; autoplay 'none'; camera 'none'; encrypted-media 'none'; fullscreen 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; midi 'none'; payment 'none'; picture-in-picture 'none'; speaker 'none'; usb 'none'; vr 'none'; sync-xhr 'none'
  • www.gazeteyenigun.com.tr accelerometer 'none'; camera 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; payment 'none'; usb 'none'
  • ortho.quantumion.net geolocation 'none'; microphone 'none'; camera 'none'; speaker 'none'; vibrate 'none'; payment 'none'
  • santoshpandit.com geolocation 'self'
  • www.lufthansa.com sync-xhr 'none'
  • upload.youcanbook.me accelerometer 'none' ; ambient-light-sensor 'none' ; autoplay 'self' ; camera 'none' ; encrypted-media 'none' ; fullscreen 'self' ; geolocation 'none' ; gyroscope 'none' ; magnetometer 'none' ; microphone 'none' ; midi 'none' ; payment 'none' ; picture-in-picture * ; speaker 'none' ; sync-xhr 'none' ; usb 'none' ; vr 'none'
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