Amit Choudhari

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PhD Student at CISPA

I presented “NICraft: Malicious NIC Firmware-based Cache Side-channel Attack” at ESORICS 2025.
We show a cache side-channel launched from the NIC itself. We devised new signal amplification (Aging + Domino) to turn small evictions into a clear timing gap. The attack requires no RDMA/DDIO, no kernel/driver mods.
Thank you for attending and for the great discussion!

Slides: https://github.com/amit-choudhari/NICraft/releases/download/slides/NICraft_esorics.pdf
Paper: https://cispa.saarland/group/rossow/papers/nicraft-esorics2025.pdf

With @rossow and Shorya Kumar
#ESORICS #sidechannel #NIC #SmartNIC

@lunkw1ll presented our paper with the title "Epistemology of Rowhammer Attacks: Threats to Rowhammer Research Validity" at #ESORICS25. The problem that we see there is lack of real-world #Rowhammer attacks which contradicts the number of Rowhammer publications from academia. For more info, you will find a pre-print of our paper here: https://florian.adamsky.it/research/publications/2025/2025-Epistemology_of_Rowhammer_Attacks_preprint.pdf
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