Notably, things we don’t have stored include anything about a user’s contacts (such as the contacts themselves, a hash of the contacts, any other derivative contact information), anything about a user’s groups (such as how many groups a user is in, which groups a user is in, the membership lists of a user’s groups), or any records of who a user has been communicating with.Īll message contents are end-to-end encrypted, so we don’t have that information either. The only information that is stored on the Signal servers for each account is the phone number you registered with, the date and time you joined the service, and the date you last logged on. When you use Signal, your data is stored in encrypted form on your devices. All products of the Signal Foundation are published as free and open-source software. Signal Messenger, LLC is funded by the Signal Technology Foundation (aka Signal Foundation), a 501(c)(3) non-profit organization. In 2018, Marlinspike and Brian Acton founded Signal Messenger, LLC, to take over the development of both the Signal app and the Signal Protocol. In 2013, Moxie Marlinspike (real name Matthew Rosenfeld) founded Open Whisper Systems to develop the Signal app and protocol. Clients for Android, iOS, Mac OS, Windows, Linux.The Signal Messaging Protocol was independently audited in 2016.Signal is generally considered the most secure messaging app in existence.Here are some key features to consider when deciding whether the Signal app is right for you: Now we’ll briefly cover the main features of Signal encrypted messenger. Occasional problems with sending and receiving.Google woes aside, however, Google Chat is meant to be good as both a one-on-one messaging service and a service for teams, similar to Slack, providing similar functionality. So if Slack isn't your team's cup of tea, maybe Google Chat would be a good option for you? You're probably already familiar with Google Meet as a Zoom alternative, but Google Chat is meant to take care of the messaging component. Google Chat was launched in 2017 as one of the two apps that form the replacement for Google Hangouts, the other one being Google Meet (which is being merged with Google Duo, yikes). Google Chat gets an honorable mention, both because of Google's hilariously bad history with messaging services and because it's actually not that bad once you take a closer look at it.

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