NinjaLab is a company specialized in the analysis and improvement of the security of cryptographic implementations - contact@ninjalab.io

Joined August 2017
3 Photos and videos
Thomas Roche will be attending PQcrypto 2026 this week in Saint Malo - pqcrypto2026.irisa.fr/ Wednesday morning Paco Poilbout  will be presenting his work on ML-KEM side-channel analysis, conducted during his master's internship at NinjaLab and LIRMM.
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The paper, entitled "Handling Noisy Plaintext Checking Oracles With SPiRiT - Application to Kyber" demonstrates the high resilience to noise of oracles-based attacks. Significantly raising the practical threat of side-channel attacks on ML-KEM. Looking forward to see you !
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NinjaLab retweeted
A flaw in Infineon’s security microcontrollers made it possible to extract secret keys using a lab setup that cost just $11,000. 📟🔑👊🏻👨‍💻 More details on: LinkedIn: linkedin.com/posts/dlaskov_h… Substack: it4sec.substack.com/p/a-flaw…
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NinjaLab retweeted
Replying to @it4sec

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26 May 2025
Malek Sfaxi (aka @YoursSto), our new ninja currently intern at @NinjaLabFr , co-organizes the @N0PSctf , a 36 hours capture-the-flag challenge which will happen from 31 of May to 1 of June 2025. Feel free to participate ! nops.re/
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6 May 2025
We are proud to announce that a conference paper about #EUCLEAK (SCA attack against Infineon secure elements affecting Yubikeys: ninjalab.io/eucleak/) has been accepted to @IEEESSP 2025. Thomas will be there next week to present his work, if you are in SF, come and say hi!
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NinjaLab retweeted
In case you missed it…Breaking Down the EUCLEAK Attack! 🤯 Thomas Roche at #hw_ioNL2024 explained it’s impact on YubiKey 5 Series and Infineon Security Systems YouTube Link: youtu.be/yIkc8DzANUs?si=02Ne… #EUCLEAKAttack #sidechannel #hardwaresecurity

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17 Dec 2024
Today Camille Mutschler, the first @NinjaLabFr employee, successfully defended her PhD thesis about post-quantum cryptography and side-channel attacks, in front of a jury of world-renowned cryptography researchers ! Congratulations to her 👩‍💻👩‍🎓🥳
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17 Dec 2024
Thanks to Laurent Imbert (@CNRS research director and PhD advisor), @lirmm_ and @umontpellier for having allowed that 🙏
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NinjaLab retweeted
For people attending @EUCyberWeek this week in Rennes, do not miss today the presentation of my associate Thomas Roche about his last research work #EUCLEAK, a side-channel vulnerability impacting the ECDSA implementation of all secure elements of @Infineon
📝✨ On today's European Cyber Week program: CAID by AMIAD, Job Dating, Hazard Generation, European Day/EU Guardian, CTF Challenge, Crypto post-quantum, C&ESAR by DGA... And much more here 👉european-cyber-week.eu/progr…
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NinjaLab retweeted
⏰ Speaker Announcement - SecSea 2K24 🚨 🎤 Thomas Roche @NinjaLabFr présentera EUCLEAK, une vulnérabilité découverte après 14 ans chez Infineon, impactant les clés FIDO comme YubiKey. 📅 Vendredi 11 octobre à 14h 🎟️: helloasso.com/associations/h… #SecSea2024 #EUCLEAK #Cryptography
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3 Sep 2024
We are very excited to share our last research work: 𝐄𝐔𝐂𝐋𝐄𝐀𝐊, authored by Thomas Roche. An electromagnetic Side-Channel Vulnerability in the ECDSA implementation of all Infineon security microcontrollers, notably impacting all YubiKey 5 Series. ninjalab.io/eucleak/
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20 Sep 2024
Press release from BSI about 𝐄𝐔𝐂𝐋𝐄𝐀𝐊 vulnerability. German only, here is the Google translated version: translate.google.com/transla…

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NinjaLab retweeted
⚠️ Unearthing a Side-Channel Vulnerability Undetected for 14 Years! 🚨 Join Thomas Roche at #hw_ioNL2024 to dive deep into a critical side-channel flaw in Infineon Technologies' secure elements—missed in 80 high-level Common Criteria assessments More: hardwear.io/netherlands-2024…
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26 Jul 2024
We are happy to share our last research work 𝐈𝐧𝐬𝐩𝐞𝐜𝐭𝐨𝐫 𝐆𝐚𝐝𝐠𝐞𝐭, co-authored by Camille Mutschler, Laurent Imbert and Thomas Roche, published in the international Journal IACR Communications in Cryptology. More info here: ninjalab.io/news/#InspectorG…
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10 Nov 2023
The @NinjaLabFr team will be present next week in Amsterdam for the 22nd Smart Card Research and Advanced Application Conference @CardisConf 2023, where Thomas Roche is program co-chair. Looking forward to seeing you there 🌷 sbd-research.nl/cardis-2023/…

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13 Oct 2023
22nd Smart Card Research and Advanced Application Conference (CARDIS) 2023 November 14-16, 2023 Venue: University of Amsterdam, Amsterdam, Netherlands Registration is now open! sbd-research.nl/cardis-2023/…

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7 Sep 2023
@NinjaLabFr will be present in Prague for CHES 2023 with surprises 🎁 Spoiler: a ninja did what ninjas do best: sneak into the top of CHES 2023 challenge ("team Sec-artorez") with a "single trace" attack 😉 Eventually organizers updated the rules and rejected the submission 🙃
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7 Sep 2023
Link to the CHES 2023 SMAesH challenge webpage: smaesh-challenge.simple-cryp…

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