Privacy Browser includes the following URL modifications, which are enabled by default. Each of these queries are stripped out as well as everything that follows them.
An example URL looks like this:
https://www.example.com?utm_source=news4&utm_medium=email&utm_campaign=spring-summerPrivacy Browser strips out anything from the first ?utm_ forward, turning the URL into:
https://www.example.comTracking Queries
Privacy Browser blocks all the trackers listed at PrivacyTests.org as well as a few additional trackers that I have observed around the web.
| Name | Query | Notes | PrivacyTests.org |
|---|---|---|---|
| HubSpot | __hsfp= | Yes | |
| HubSpot | __hssc= | Yes | |
| HubSpot | __hstc= | Yes | |
| Drip.com | __s= | Yes | |
| HubSpot | _hsenc= | Yes | |
| Yandex | _openstat= | Yes | |
| DoubleClick Click ID | dclid= | Yes | |
| Facebook Ad ID | fbadid= | This will be removed in the future as Facebook is no longer using this format. See https://redmine.stoutner.com/issues/874. | |
| Facebook Click ID | fbclid= | This will be removed in the future as Facebook is no longer using this format. See https://redmine.stoutner.com/issues/874. | Yes |
| Google Click ID | gclid= | Yes | |
| HubSpot | hsCtaTracking= | Yes | |
| igshid= | Yes | ||
| Mailchimp Email ID | mc_eid= | Yes | |
| Adobe Marketo | mkt_tok= | Yes | |
| MailerLite | ml_subscriber= | Yes | |
| MailerLite | ml_subscriber_hash= | Yes | |
| Microsoft Click ID | msclkid= | Yes | |
| Omeda Anonymous ID | oly_anon_id= | Yes | |
| Omeda ID | oly_enc_id= | Yes | |
| Unknown tracker | rb_clickid= | Yes | |
| Adobe Site Catalyst | s_cid= | Yes | |
| Google Analytics | utm_ | Google has several campaign queries that all start with utm_, like utm_source, utm_medium, and utm_campaign. | |
| Vero | vero_conv= | Yes | |
| Vero ID | vero_id= | Yes | |
| Wicked Reports ID | wickedid= | Yes | |
| Yandex Click ID | yclid= | Yes |
AMP (Accelerated Mobile Pages) Redirects
| Name | Query | Notes |
|---|---|---|
| Generic AMP | amp | Twitter uses this query to redirect to AMP pages <https://t.co/2nTJCML891?amp=1>. Insider uses a shorter version <https://www.insider.com/cdc-issues-alert-parechovirus-sickening-killing-young-infants-in-us-2022-7?amp>. |
One response to “URL Modification”
[…] to include all the tracking URL queries listed at privacytests.org. There is a blog post that has updated information about each of the queries that is blocked. It should be noted that Facebook recently encrypted […]