Signal Foundation is a nonprofit organization based in California, USA. It was created in 2018 with the mission to support privacy, security, and free expression in the digital world. The organization’s primary focus is on developing and maintaining the Signal messaging app, which is known for its end-to-end encryption and open-source code. Signal Foundation aims to provide a secure and private communication platform for individuals, organizations, and communities around the world. It also provides financial support to various open-source projects that promote privacy and security online.