Tag: Facebook
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New Study Analyzing Political Advertising on Facebook, Google, and TikTok
By Orestis Papakyriakopoulos, Christelle Tessono, Arvind Narayanan, Mihir Kshirsagar With the 2022 midterm elections in the United States fast approaching, political campaigns are poised to spend heavily to influence prospective voters through digital advertising. Online platforms such as Facebook, Google, and TikTok will play an important role in distributing that content. But our new study…
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No boundaries for Facebook data: third-party trackers abuse Facebook Login
by Steven Englehardt [0], Gunes Acar, and Arvind Narayanan So far in the No boundaries series, we’ve uncovered how web trackers exfiltrate identifying information from web pages, browser password managers, and form inputs. Today we report yet another type of surreptitious data collection by third-party scripts that we discovered: the exfiltration of personal identifiers from…
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Engineering around social media border searches
The latest news is that the U.S. Department of Homeland Security is considering a requirement, while passing through a border checkpoint, to inspect a prospective visitor’s “online presence”. That means immigration officials would require users to divulge their passwords to Facebook and other such services, which the agent might then inspect, right there, at the…
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On the Ethics of A/B Testing
The discussion triggered by Facebook’s mood manipulation experiment has been enlightening and frustrating at the same time. An enlightening aspect is how it has exposed divergent views on a practice called A/B testing, in which a company provides two versions of its service to randomly-chosen groups of users, and then measures how the users react.…
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Privacy Implications of Social Media Manipulation
The ethical debate about Facebook’s mood manipulation experiment has rightly focused on Facebook’s manipulation of what users saw, rather than the “pure privacy” issue of which information was collected and how it was used. It’s tempting to conclude that because Facebook didn’t change their data collection procedures, the experiment couldn’t possibly have affected users’ privacy…
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Facebook's Emotional Manipulation Study: When Ethical Worlds Collide
The research community is buzzing about the ethics of Facebook’s now-famous experiment in which it manipulated the emotional content of users’ news feeds to see how that would affect users’ activity on the site. (The paper, by Adam Kramer of Facebook, Jamie Guillory of UCSF, and Jeffrey Hancock of Cornell, appeared in Proceedings of the…
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Cognitive disconnect: Understanding Facebook Connect login permissions
[Nicky Robinson is an undergraduate whose Junior Independent Work project, advised by Joseph Bonneau, turned into a neat research paper. — Arvind Narayanan] When you use the Facebook Connect [1] login system, another website may ask for permission to “post to Facebook for you.” But what does this message mean? If you click “Okay”, what…
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No Facebook, No Service?
The Idaho Statesman, my sort-of-local newspaper, just announced that it will follow the lead of the Miami Herald and no longer allow readers to post anonymous comments to online stories. Starting September 15, readers who want to make comments will have to login through Facebook. This is the second time I’ve encountered a mandatory Facebook…
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"What we've got here is failure to communicate"
Since the historic snow storm, “Nemo,” deposited a NOAA-certified 40 inches of snow on my hometown of Hamden, CT, I have been watching from afar to see how the town and its citizens are using a combination of digital technology, the traditional telecommunications network, and mass media to communicate in the aftermath of the storm.…
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Facebook Copyright Statement: Not Entirely Silly
There’s a meme going around on Facebook, saying that you should post a certain legal incantation on your Facebook wall, to reclaim certain rights that Facebook would otherwise be taking from you. There’s an interesting counter-meme in the press now, saying that all of this is pointless and of course you can’t change your rights…