Thomas Voegtlin is a notable figure in the cryptocurrency space, He is the Founder of Electrum Technologies GmbH. He has been instrumental in developing Electrum, one of the earliest and most popular Bitcoin wallets, known for its efficiency and security features.
Voegtlin's work included the formal modeling of Electrum's two-factor authentication protocol using ASLan++, a formal language for specifying security protocols.
Electrum Technologies GmbH: Voegtlin founded Electrum Technologies in January 2015