Hardware Security Engineer – Intern

We're making the world of digital assets accessible and secure for everyone

Join the mission

Founded in 2014, Ledger is the global platform for digital assets and Web3
Over 20% of the world’s crypto assets are secured through our Ledger Nanos
Headquartered in Paris and Vierzon, with offices in UK, US, Switzerland and Singapore, Ledger has a team of more than 700 professionals developing a variety of products and services to enable individuals and companies to securely buy, store, swap, grow and manage crypto assets – including the Ledger hardware wallets line with more than 6 millions units already sold in 200 countries
The Donjon is the team in charge of the security of all the products built at Ledger
As a Hardware security engineer, your daily job will be to attack Ledger Vault, our solution dedicated to financial institutions, and Ledger Live, our B2C app, in order to maintain and improve our leadership in the industry
Duration: 6 monthsStart date: January/ February 2024

Your mission:

    • Following the current direction in Deep Learning (DL), several works have started to pay attention to the efficiency of DL in breaking cryptographic implementations on embedded devices
      The purpose of this internship is to study and investigate different leakage models using DL in case of complex SoCs
    • The intern will explore different DL architectures allowing side-channel attacks on real-life targets
      At first, the internship will focus on an IoT target and simple cryptographic algorithms
      After getting comfortable with acquisitions and DL training, the study will be shifted towards a recent SoC

Technical skills:

    • Research cutting-edge hardware attacks by using side channel techniques,
    • Perform hardware security reviews of new products launched by Ledger,
    • Interact with product and development teams to help maintaining Ledger’s products top security,
    • Maintain and write new code allowing hardware attacks (side-channel attack library, bench tooling),
    • Present your work in academic and hacking conferences all over the world

What we're looking for:

    • A bachelor/master degree in Computer Science/Electrical Engineering
    • Familiarity with deep learning domain
    • Good programming skills in Python and C, and/or Rust  
    • Having knowledge in side-channel, signal processing and statistics
    • A good level in English

What's in it for you?

    • Flexibility

      : A hybrid work policy
    • Social

      : Frequent social events, snacks and drinks
    • High tech

      : Access to high performance office equipment and gadgets, including Apple products
    • Transport

      : Ledger reimburses 75% of your preferred means of transportation
    • Food:

      We offer lunch vouchers with Swile
    • Vacation

      : 1 day off for every full month worked

We are an equal opportunity employer for all without any distinction of gender, ethnicity, religion, sexual orientation, social status, disability or age#LI-hybrid #LI-HG

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