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→Access your information
We want to explore what data Facebook has about us.
We want to explore what data Facebook has about us.
It is highly suggested to do this in '''two phases: one simply observes what Facebook claims to know. The second step, a week later, makes changes. This allows some time period with more intense reflection on the use of those tools, while better knowing how you are tracked'''. Does simply knowing more influence your behavior?
* go to Facebook on your laptop
* go to Facebook on your laptop
== Access your information ==
== Access your information ==
* "[https://www.facebook.com/off_facebook_activity Off-Site Activity]" (click on the icons to get a full list)
* go to "Settings > Your Facebook Information > Access Your Information"
* go to "Settings > Your Facebook Information > Access Your Information"
* explore a bit, in particular '''from "Settings > Your Facebook Information > Access Your Information"''':
* explore a bit, in particular '''from "Settings > Your Facebook Information > Access Your Information"''':
***** in tab '''Who have uploaded and shared a list with your info''', you can find a list of all the brokers who have passed on advertising list to others. For each, if you click '''View Details > Advertisers using lists with your info''', you can see how many end users of this list there were.
***** in tab '''Who have uploaded and shared a list with your info''', you can find a list of all the brokers who have passed on advertising list to others. For each, if you click '''View Details > Advertisers using lists with your info''', you can see how many end users of this list there were.
***** in tab '''More > Whose websites or apps you may have used''', you will find a list of websites and apps who have tracked you. How?
***** in tab '''More > Whose websites or apps you may have used''', you will find a list of websites and apps who have tracked you. How?
== Download your information ==
== Download your information ==
At '''"Settings > Your Facebook Information > Download Your Information"''' you can download some of the information you can otherwise access visually via the "Access Your Information" page.
* use the tool to download some of your information
* use the tool to download some of your information
* explore this in raw format so you can make sense of it independently of Facebook's interface
* explore this in raw format so you can make sense of it independently of Facebook's interface
* what format does it use? what size does it have?
* ask yourself a few questions:
** what format does it use?
** what size does each part have?
** is it exactly the same? (for instance, for face recognition?)
== Exercise suggestion ==
Let's do a comparative study of our privacy settings.
* What do we care about?
* How do we design it?
* What's a metric for each characteristic?