Business Positions
Sentz (formerly known as MobileCoin)
Peer-to-peer cryptocurrency developed by MobileCoin Inc
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Advisor
X, formerly known as Twitter
microblogging social media platform
Board Memberships
Open Technology Fund
U.S. non-profit supports global Internet freedom technologies
Positions
Signal Technology Foundation
501(c)(3) parent foundation of Signal Messenger LLC
Holdings
Open Whisper Systems
Originally developer of the Signal app and desolved upon formation of the Signal Foundation, a 501(c)(3) non-profit organization
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Owner
Whisper Systems
American enterprise mobile security company that was co-founded by security researcher Moxie Marlinspike and roboticist Stuart Anderson in 2010.
Services & Transactions
Defense Advanced Research Projects Agency (DARPA)
Military’s research hub
