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Youssouf SowYS

Youssouf Sow

Cryptography Engineer

€850/day
Paris, FR
3-7 years

Average response time: 1 hour

About Youssouf

Ingénieur logiciel en cryptographie avec 6 ans d'expérience chez Thales. J'interviens sur des systèmes à haute exigence de sécurité : chiffrement, protocoles cryptographiques, gestion de clés et architecture sécurisée. Disponible en freelance pour vos projets sensibles.
  • French

    Native or bilingual

  • English

    Fluent

Can work on-site
Paris (up to 50km)

Experience

  • THALES
    Senior Software Engineer - Cryptography
    November 2020 - Today (5 years and 7 months)
    Meudon, France
    • White-box Cryptography - design, implementation & attacks
    • Integrated cryptographic libraries into software
    • Developed internal C++/Python tools supporting R&D and cryptographic protocol validation
    • Applied secure coding pratices and contributed to security-focused code reviews
    • •Designed and executed performance and functional testing
    • Delivered cryptographic libraries for internal software integration
    Cryptographie C++ Gestion de projet Continuous Integration and Continuous Delivery (CI/CD) Cybersécurité
  • THALES
    Implementation of Whitebox Key Generation in HSM
    May 2020 - September 2020 (4 months)
    Meudon, France
    • Study of white box cryptography designs
    • Attack a public white box implementation (DCA attack)
    • Load and execute code on HSM
    • Programming languages : C, C++
    C++ Cryptographie Cybersécurité TDD HSM

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Education

  • Master in Cryptography
    University Paris Diderot
    2020
    Master's Degree
  • Licence Mathematics and Computer Science
    University Paris XIII
    2018
    Bachelor's Degree

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