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FetchMetadata Plugin

This Joomla Plugin helps to protect your sites by using

Sponsoring and Donation

You use this extension in an commercial context and / or want to support me and give something back?

There are two ways to support me right now:
- This extension is part of , write bug fixes, improving features and maintain my extensions.
- You just want to send me an one-time donation? Great you can do this via .

Thanks for your support!

Features

This Joomla Plugin helps to protect your sites by using

The implemened rules are:
- Step 1: Allow requests from browsers which don't send Fetch Metadata
- Step 2: Allow same-site and browser-initiated requests
- Step 3: Allow simple top-level navigation and iframing
- Step 4: Opt out endpoints that are meant to serve cross-site traffic (Optional)
- Step 5: Reject all other requests that are cross-site and not navigational

Configuration

Initial setup the plugin

  • Download the latest version of the plugin: https://github.com/zero-24/plgsystemfetchmetadata/releases/latest
  • Install the plugin using Upload & Install
  • Enable the plugin form the plugin manager

Now the inital setup is completed.

Option descriptions

Allow iframes

Whitelist CORS endpoints

This plugin is translated into the following languages:
- de-DE by @zero-24
- en-GB by @zero-24

You want to contribute a translation for an additional language? Feel free to create an Pull Request against the master branch.

Update Server

Please note that my update server only supports the latest version running the latest version of Joomla and atleast PHP 7.2.5.
Any other plugin version I may have added to the download section don't get updates using the update server.

Issues / Pull Requests

You have found an Issue or have an question / suggestion regarding the plugin, or do you want to propose code changes?
or submit a pull request with the proposed changes against the master branch.

Beyond this repo

This plugin is intended as backport for an upcomming PR against the core CMS.

Joomla! Extensions Directory (JED)

This plugin can also been found in the Joomla! Extensions Directory:

Release steps

  • build/build.sh
  • git commit -am 'prepare release FetchMetadata 1.0.x'
  • git tag -s '1.0.x' -m 'FetchMetadata 1.0.x'
  • git push origin --tags
  • create the release on GitHub
  • git push origin master

Read more

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