Facebook Friend Mapper Chrome Extension

The extension functioned by leveraging a logical flaw in how Facebook displayed connections between users. To successfully "map" or reveal a target's hidden friends, the user typically needed to have at least with the person they were searching.

: It fundamentally circumvents the privacy choices of other users, which may violate Facebook's Terms of Service and lead to permanent account bans. Safer Alternatives for Friend Management facebook friend mapper chrome extension

Friend Mapper – Visualize Your Facebook Connections The extension functioned by leveraging a logical flaw