uMatrix and NoScript access rules

By default, the uMatrix and NoScript addons may block the Bitwarden Firefox addon from accessing the Bitwarden API servers. Without adding proper rules to whitelist the Bitwarden API servers, logging in and other API operations will fail.


The following uMatrix rule is required:

dc8ef5f6-eb0d-4c87-9e9f-0cf803f619e8.moz-extension-scheme xhr allow


The UUID included in the above rule (dc8ef5f6-eb0d-4c87-9e9f-0cf803f619e8) will be different for your installation. Use the about:debugging#addons page (navigate from your address bar) to locate your Bitwarden extension UUID.


Whitelisting the following domain for NoScript is required:

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