You can then make text messages, and voice or video calls with friends and acquaintances, both individually and in groups.

All you need to sign up is a phone number. It can also be used on desktop computers running Windows, Linux, or macOS. The app is free and available for download on Apple and Android smartphones. In addition, Signal has developed the encryption protocol that other services such as Skype and Whatsapp use. Signal is particularly serious about privacy, even sticker packages have their own encryption. This means that only those people who are involved in the conversation can read the content of messages any other user who is not the part of the chat, not even the company itself – are unable to do so.

It is a handy tool for communication among activists and other people who are particularly concerned about their privacy.Įnd-to-End communication in Signal is encrypted. Signal is one of the popular open-source messaging apps that has been known for several years for its end-to-end encryption and its independent structure as a non-profit organization operated by a foundation - not a large tech company. Learn the steps to install the Signal Private Messenger app on Ubuntu 22.04 LTS Jammy JellyFish using the command terminal.

Signal messenger for pc