The paper includes packet sniffing using Wireshark and Fiddler. In this paper we reviewed the main encryption standards and we compared the features, traffic analysis, protocols, performance and recent security breaches for WhatsApp, Signal and Telegram. Millions of users across trusted brands use this secure chat app for its free, instant, and. Signal is the most popular chat app at the moment, as people flock to this encrypted chat app in the wake of concerns of privacy on Facebook Messenger and other apps.

The app allows users to send messages or make. While the Signal protocol is widely adopted and. Signal is a free instant messaging app that allows its users to communicate via text, video and audio calls. The results of this analysis will provide insights for individuals and organizations looking to choose a secure instant messaging app for their communication needs. 1.Signal is listed among the best secure messaging app of 2022. by other instant messaging applications, ranging from WhatsApp and Wire to Matrix and Conversations. Additionally, this paper will discuss other considerations such as user base, data collection and usage policies, and other features which may impact the security of the apps. The paper will evaluate the strengths and weaknesses of each app, and provide a summary of their overall security posture. The analysis will focus on the encryption protocols used by each app and the security features they offer. This paper aims to provide a security analysis comparison between three popular instant messaging apps: Signal, WhatsApp and Telegram. Emil Simion, Polytechnic University of Bucharest Abstract

Signal instant messaging app