I am a graduate student at the George Washington University in the Flight Dynamics and Control Laboratory.
I can be reached via email at email@example.com.
Signal allows for simple and secure commuincations across mobile devices. It is available for both Android and iOS and offers encrypted messages and calls. It is also completely open-source, available for free and trusted by security researchers.
The key fingerprint is:
A good tutorial is available here.
This work by Shankar Kulumani is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.