Alan Wang (@therealurd00m) profile picture

Alan Wang

@therealurd00m

BSMS Student @ UIUC studying hardware security and breaking things :)

urd00m.github.io
Joined December 2023
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Photo by Alan Wang (@therealurd00m)
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Alan Wang (@[email protected])

We found a way for any Android app to stealthily leak information displayed by other apps or arbitrary websites (e.g., emails, 2FA codes, and private messages). How is that possible? With #pixnappi...

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Our work on page walk side channels was accepted at @IEEESP 2025 (#ieeesp2025)! The full paper is now available at: gofetch.fail/files/peek-a-wa… and our code is available at: github.com/FPSG-UIUC/Peek-a-…
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We demonstrate how to use PWSC to mount Spectre-V2 attacks that leak up to the entire kernel memory on Intel CPUs with Linear Address Masking (LAM) and Dilithium cryptographic keys on Intel CPUs without LAM.
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Finally, we reverse engineer the semantics of Intel’s data-memory dependent prefetcher (DMP) and demonstrate how this DMP and PWSC can be combined to break security in an intra-process sandbox setting.
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