Founded in 2014, Ledger is a leader in security and infrastructure solutions for cryptocurrencies and blockchain applications. Headquartered in Paris, Ledger has a team of 200 professionals developing a variety of products and services to safeguard cryptocurrency assets for individuals and companies - including the Ledger hardware wallets line already sold in 165 countries. More information at www.ledger.com

Powering new secure devices with interesting features. That should be precise enough for some time.Lobbying, design, implementation of the FIDO U2F Security Key concept for Plug-up

Definition of the smartcard product strategy & roadmap.

Founder of Simulity SASFounder & CTO of Simulity Systems LtdDesign and deployment of innovative mobile solutions including hardware security components (customers : GSM operators, application providers, smartcard manufacturers, ...)

* Co-founder of the "Innovative Applications R&D" team in 2002 to define new value-added roles of (U)SIM cards in 3-Tier (Smartphone - Smartcard - Servers) applications.* Attending standard bodies (Sim Alliance, JCP, ETSI), defining communication bridges (CMI for Windows Mobile / MIDP), building technology pilots (Sim Sentry, STK NG, HTTP Cardlet download, ...)

Rapsodia Software (server division of Oberthur)* Development of STK Generic operator portal solution (Pico) - Javacard applet (full development) & server (core)* Cryptographic developments (Mobile banking, HSM provisioning solutions)* Training in innovative server architectures (CORBA, XML transformations)

Astria (acquired by Atos)* Development of monetics protocol* Enhancement of the platform and design of simulation & test tools