Signal Foundation

This article is about the charitable foundation. For the software, see Signal (messaging app). For the protocol used by Signal, see Signal Protocol.
Signal Foundation
Signal Technology Foundation
PredecessorOpen Whisper Systems
FoundedJanuary 10, 2018; 6 years ago (2018-01-10)[1]
Founders
Type501(c)(3) nonprofit organization
82-4506840[2]
FocusOpen-source privacy technology
Headquarters650 Castro Street, Suite 120-223[3]
Location
Area served
Global
Key people
SubsidiariesSignal Messenger LLC.
Revenue (2021)
$12,765,380[2]
Expenses (2021)$33,117,092[2]
Staff36[6] (in 2020)
Websitesignalfoundation.org Edit this at Wikidata

The Signal Technology Foundation, commonly known as the Signal Foundation,[2][3] is an American non-profit organization founded in 2018 by Moxie Marlinspike and Brian Acton.[4] Its mission is to "protect free expression and enable secure global communication through open source privacy technology."[7] Its subsidiary, Signal Messenger LLC, is responsible for the development of the Signal messaging app and the Signal Protocol.

  1. ^ "Signal Technology Foundation". OpenCorporates. Delaware Department of State: Division of Corporations. 15 July 2018. Retrieved 13 February 2019.
  2. ^ a b c d "Signal Technology Foundation". Nonprofit Explorer. Pro Publica Inc. 9 May 2013. Retrieved 5 July 2022.
  3. ^ a b c "Statement of Information" (PDF). businesssearch.sos.ca.gov. California Secretary of State. 28 August 2018. Retrieved 13 February 2019.
  4. ^ a b Cite error: The named reference blog-announcement was invoked but never defined (see the help page).
  5. ^ Cite error: The named reference President blog was invoked but never defined (see the help page).
  6. ^ Wiener, Anna (19 October 2020). "Taking Back Our Privacy". The New Yorker. Retrieved 25 October 2020.
  7. ^ "Signal Foundation". signalfoundation.org. Retrieved 25 October 2023.