![I get an error: "Blocked by Content Security Policy" when I open any e-mail. It say further "Firefox prevented this page from loading" | Firefox Support Forum | Mozilla Support I get an error: "Blocked by Content Security Policy" when I open any e-mail. It say further "Firefox prevented this page from loading" | Firefox Support Forum | Mozilla Support](https://user-media-prod-cdn.itsre-sumo.mozilla.net/uploads/images/2019-11-16-04-16-58-c0788b.png)
I get an error: "Blocked by Content Security Policy" when I open any e-mail. It say further "Firefox prevented this page from loading" | Firefox Support Forum | Mozilla Support
![How Browser Extensions Routinely Bypass a CSP (Content Security Policy) | by Idan Mor (sidanmor) | sidanmor How Browser Extensions Routinely Bypass a CSP (Content Security Policy) | by Idan Mor (sidanmor) | sidanmor](https://miro.medium.com/max/1400/1*D5dQpaOmjNhi10C9dBn4aw.jpeg)
How Browser Extensions Routinely Bypass a CSP (Content Security Policy) | by Idan Mor (sidanmor) | sidanmor
![How to avoid "Content Security Policy: The page's settings blocked the loading of a resource at self..." · Issue #606 · owncloud/calendar · GitHub How to avoid "Content Security Policy: The page's settings blocked the loading of a resource at self..." · Issue #606 · owncloud/calendar · GitHub](http://i.imgur.com/0pSM6pg.png)