Allow SSO iFrames
Drops and changes HTTP response headers to allow sso login pages to be iframed.
Allow SSO iFrames - Firefox Add-on
"Allow SSO iFrames" is a Firefox add-on that modifies HTTP headers to enable iframed SSO login pages. It is designed for development and testing purposes.
Add-on stats
Weekly download count: 2
Firefox on Android: Yes
Risk impact: High risk impact 
Risk likelihood:
Manifest version: 2
Permissions:
- webRequest
- webRequestBlocking
- <all_urls>
Size: 23.85K
Ranking
Other platforms
Not available on Chrome
Not available on Android
Not available on Edge
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Add-on summary
This plugin changes HTTP headers to allow websites to be iframed which block this. It is meant for development and testing purposes. It does the following:
- Drop all 'x-frame-options' response headers
- Drop all 'content-security-policy' response headers
- Change all 'set-cookie' response headers to set 'SameSite=None' (this also requires the Secure flag to be set for the cookie)
- Change 'sec-fetch-dest' request headers to 'document' if it equals 'iframe'
Add-on safety
Risk impact
Allow SSO iFrames requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.
Risk likelihood
Allow SSO iFrames has earned a fairly good reputation and likely can be trusted.
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