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 1043 websites setting the Feature-Policy HTTP header and 484 unique values of this header.

  • www.heliosnet.com camera 'none'; geolocation 'none'; microphone 'none'
  • goidirectory.gov.in microphone 'none'; payment 'none'; sync-xhr 'self'
  • hooq.tv geolocation 'none';midi 'none';sync-xhr 'none';microphone 'none';camera 'none';magnetometer 'none';gyroscope 'none';speaker 'self';fullscreen 'self';payment 'none'
  • fox-it.com geolocation 'none'; midi 'none'; notifications 'none'; push 'none'; microphone 'none'; camera 'none'; magnetometer 'none'; gyroscope 'none'; speaker 'none'; vibrate 'none'; payment 'none'
  • uberspace.de accelerometer 'none'; ambient-light-sensor 'none'; autoplay 'none'; camera 'none'; fullscreen 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; midi 'none'; payment 'none'; picture-in-picture 'none'; sync-xhr 'none'; usb 'none';
  • app.getresponse.com accelerometer *; ambient-light-sensor *; autoplay *; camera *; encrypted-media *; fullscreen *; geolocation *; gyroscope *; magnetometer *; microphone *; midi *; payment *; picture-in-picture *; speaker *; sync-xhr *; usb *; vr *
  • secure.insightexpressai.com accelerometer 'none'; camera 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; payment 'none'; usb 'none'
  • www.joomla.it geolocation 'none'
  • www.hbb.bz vibrate 'none'
  • indico.io geolocation none;midi none;notifications none;push none;sync-xhr none;microphone none;camera none;magnetometer none;gyroscope none;speaker self;vibrate none;fullscreen self;payment none;
  • www.gmx.net microphone 'none'; camera 'none'
  • www.youcom.com.br payment 'self'; fullscreen 'self'; microphone 'none'; camera 'none'
  • neoauto.com camera 'none'; speaker 'none';
  • paketverfolgung.info microphone 'none'; payment 'none'; sync-xhr 'self' https://paketverfolgung.info
  • www.matrimonio.com geolocation 'self'; autoplay 'self'; camera 'self'; accelerometer 'none'; gyroscope 'none'; magnetometer 'none'; midi 'none'; speaker 'none'; microphone 'none'; payment 'none'; usb 'none'; picture-in-picture 'none'; ambient-light-sensor 'none'; vr 'none'
  • unric.org geolocation 'none'; midi 'none'; camera 'none'; usb 'none'; magnetometer 'none'; accelerometer 'none'; vr 'none'; speaker 'none'; ambient-light-sensor 'none'; gyroscope 'none'; microphone 'none'
  • ssl.ceneo.pl accelerometer 'none'; camera 'none'; geolocation 'none'; gyroscope 'none'; magnetometer 'none'; microphone 'none'; payment 'none'; usb 'none'
  • hkfyg.org.hk microphone 'none'; payment 'none'; sync-xhr 'self' https://hkfyg.org.hk
  • www.qwant.com encrypted-media 'none'; geolocation 'self'; sync-xhr 'self' https://api.qwant.com; usb 'none'; microphone 'none'; vr 'none'; magnetometer 'none'; payment 'none'; accelerometer 'none'; vibrate 'none'; gyroscope 'none'; document-domain 'none'; oversized-images 'none'; autoplay 'self'; midi 'none'; camera 'none'; ambient-light-sensor 'none'; fullscreen 'none'; display-capture 'none'; speaker 'self';
  • airvpn.org autoplay 'none'; camera 'none'; encrypted-media 'none'; fullscreen 'self'; geolocation 'none'; microphone 'none'; magnetometer 'none'; midi 'none'; payment 'none'; sync-xhr 'self';
  • www.firma-cerny.cz sync-xhr *
  • trust.zone camera 'none'; geolocation 'none'; microphone 'none'
  • pikabu.ru geolocation 'none'
  • egzaminai.lt microphone 'none'; payment 'none'; sync-xhr 'self' https://www.nec.lt
  • vilnius.lt microphone 'none'; payment 'none'; sync-xhr 'self' https://*.vilnius.lt, geolocation