Facebook Quietly Changes Search Tool Used by Investigators, Abused By Companies

Late last week Facebook quietly made changes to a set of advanced features that previously allowed users to search the social network in powerful ways, such as finding all posts on Facebook by a keyword and within a certain date range, all of the people who like a certain Facebook Page and live in a particular city, or places visited by two specific users.

The feature is called Graph Search, and essentially required entering the right URL into a browser with some parameters such as the keyword nested within that URL. Several members of the open source intelligence (OSINT) community built tools to streamline the generation of these URLs and make the search process easier. Van Ess published public tools on his website to search for posts containing a keyword on a specific day, month, or year, as well as a date range. OSINT trainer Michael Bazzell had a slew of Facebook search tools on his site, including finding all of the photos a Facebook user had commented on. Another service called StalkScan, run by ethical hacker Inti De Ceukelaire, allowed users to streamline similar searches.

Read more: https://www.vice.com/en_us/article/zmpgmx/facebook-stops-graph-search

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