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Michael Schwarz

@misc0110.bsky.social

176 followers 185 following 0 posts

InfoSec Faculty @ #CISPA. Side-channel attacks. Exploiting microarchitectures. Discovering CPU vulnerabilities.

Posts Replies Media

Reposted by Michael Schwarz

CISPA Helmholtz Center for Information Security @cispa.de · 16/01/2026

Even highly protected Confidential VMs aren‘t as isolated as expected. CISPA researcher @rayiizzz.bsky.social and his colleagues from the group of @misc0110.bsky.social introduce StackWarp, a new attack against AMD Zen 1–5 CPUs that breaks the integrity of Confidential VMs. stackwarpattack.com

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Reposted by Michael Schwarz

Ruiyi Zhang @rayiizzz.bsky.social · 15/01/2026

Today we reveal StackWarp: a new CPU vulnerability exploiting a synchronization bug in AMD’s stack engine across Zen 1–5 CPUs. It enables deterministic manipulation of Confidential VM's stack pointer, allowing RCE and privilege escalation via both control- and data-flow hijacking.

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Reposted by Michael Schwarz

CISPA Helmholtz Center for Information Security @cispa.de · 19/11/2025

Named one of Germany’s “Top 40 under 40”! 🎉 Dr. @misc0110.bsky.social is honored by Capital for pioneering work on microarchitectural side-channel attacks that reshaped security in modern processors and OSes. Learn more: cispa.de/en/top40under40

cispa.de

CISPA Researcher Dr. Michael Schwarz Named One of Business Magazine Capital’s “Top 40 Under 40“

The business magazine Capital recognizing CISPA-Faculty Michael Schwarz as “one of the leading minds in cybersecurity research.”

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Reposted by Michael Schwarz

Mathy Vanhoef @vanhoefm.bsky.social · 10/06/2025

Reminder to apply to be part of the artifact evaluation committee of NDSS'26! And share with your colleagues :) We'll likely close this form around the end of next week.

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