However, it presents a user-friendly interface and handles high data throughput, so that privacy and security do not come at the cost of lower usability.

It conforms to high privacy and security standards, following the privacy-by-design principle. Signal is a multi-platform messaging application for simple private communication. Information View describing how information is handled (this view does not need to be read after the Functional view)Īppendices: describing relevant background concepts about the Android Framework and cryptography.ĪD-development: set of resources used during the development of this AD. Introduction to Signal Android’s development philosophy and stakeholders.Ĭontext View providing an overview of the development and deployment context of Signal Androidįunctional View introducing the major functional elements This file contains an introduction summary of Signal Android and this architectural description. SignArch is an architectural description (AD) of the Android client of the Signal messaging application, or simply Signal Android, originally developed by Open Whisper Systems and now by its successor, Signal Messenger.

Signal messenger architecture