New: Wallet recovery made easy with Ledger Recover, provided by Coincover

Get started
Charles Guillemet

Charles Guillemet

Chief Technology Officer

Charles joined Ledger in 2017 as Chief Security Officer after working for 10 years in the Cryptography & Hardware Security sector. He is now Chief Technology Officer since 2019.

He started his career at Tiempo, an innovative startup in the Secure industry, where he was designing the security of EAL5+ secure integrated circuits. He then worked as Technical Manager in an Information Technology Security Evaluation Facility (ITSEF) at the CEA (French research organisation in the areas of energy, defense and security, information technologies and health technologies).

Charles holds a Master of Science in Cryptography & Security at the Engineering School ENSIMAG, with a Major Cryptography and Security (Valedictorian), where he used to be a Lecturer.

Photo © Yann Rabanier


The people

Stay in touch

Announcements can be found in our blog. Press contact:
[email protected]

Subscribe to our
newsletter

New coins supported, blog updates and exclusive offers directly in your inbox


Your email address will only be used to send you our newsletter, as well as updates and offers. You can unsubscribe at any time using the link included in the newsletter.

Learn more about how we manage your data and your rights.