GitHub - smpaine/PortKnocker: This Android application allows people (who are running a port knock daemon) to send TCP or UDP packets to the specified ports. Based off the other app PortKnocking, but
GitHub - pavithranp/Unity-Android-TCPSocket: A Very Simple TCP Client Android App( from Unity) that connects to a python server running on a port on the Local PC.
![NDSS 2019 Open Ports in Android Applications: Discovery, Diagnosis, and Security Assessment - YouTube NDSS 2019 Open Ports in Android Applications: Discovery, Diagnosis, and Security Assessment - YouTube](https://i.ytimg.com/vi/I9lOumupD_s/maxresdefault.jpg)