FaceNiff is an Android application that allows users to over a WiFi connection. It is primarily used for session hijacking , enabling a person to access social media accounts (like Facebook or Twitter) of others connected to the same network without needing their passwords. Key Features and Context
: Unlike many similar tools, FaceNiff can operate on networks secured with WEP, WPA, and WPA2
FaceNiff operates by monitoring network traffic to identify session tokens—pieces of data that keep you logged in without re-entering your password.