Desktop

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Change HTTP referer settings: Opera

The HTTP referrer header can be very revealing in the context of online tracking. Learn how you can change the policy in Opera to force the browser to include the minimum information in this header or even block it entierely.

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Change HTTP referer settings: Chrome

The HTTP referrer header can be very revealing in the context of online tracking. Learn how you can change the policy in Chrome to force the browser to include the minimum information in this header or even block it entierely.

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Change HTTP referer settings: Firefox

The HTTP referrer header can be very revealing in the context of online tracking. Learn how you can change the policy in Firefox to force the browser to include the minimum information in this header or even block it entierely.

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Twitter - 3rd Party apps and sessions

You might sometimes connect from a device that is not yours, for example someone else's computer. We recommend you always log out after doing so, but if you forgot, you can view all active sessions in Account > Apps and sessions

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Twitter - Enable Two-factor authentication

Two-factor authentication ensures that your account is not accessed even if your username and password have been stolen. This greatly improves your account security. Learn how to enable it on Twitter.

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How to minimise targeted ads on social media: Twitter

Twitter plays an increasingly important role as a space facilitating democratic engagement, debate and dissent. However, Twitter's track record in relation to protecting people's data has in some instances fallen short of expectations. In August 2019, for example, Twitter revealed that it had shared

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How to minimise targeted ads on social media: Facebook

Facebook has been in the news over the past few years for failing to protect users’ data (here are some examples). Facebook can be an important tool in facilitating democracy and provides the potential to spread messages and ideas around the globe. For these reasons, it’s not possible for some

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How to minimise targeted ads on social media: Google & YouTube

Google dominates online search. The company also owns YouTube and Android, with the latter reportedly making up nearly 75% of the global smart phone market share. PI has written about the numerous problems that come from corporate concentration and the use of data by monopolistic companies, and

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Block Ads on Chrome (and derivatives)

Ad Blockers prevent your browser from connecting to servers that serve you ads, which can minimise the amount of data you share with third parties. In this guide, you'll learn how to install an Ad Blocker on Chrome and its derivatives (Opera, Chromium, Brave...)