Suzaki Lab

(Security for System Software and Hardware)

News

• 3 papers are accected at DSN2026 Workshop HAP(First Workshop on Holistic Architecture for Privacy in Clouds, Edges, and IoT).
  • "Attestable Build Chain: Enabling Trust in Reproducible Builds", Kenichiro Muto and Kuniyasu Suzaki
  • "Binding Application-Layer Provenance to CPU-rooted Attestation in Confidential VMs via a Kernel-resident Pseudo-CA", Zen Ishikura, Sakae Chikara, Fumiaki Kudoh, Gen Takahashi, Hiroki Itoh, and Kuniyasu Suzaki
  • "A Case for Unifying Trusted Execution Environments", Pierre-Louis Aublin, Thomas Prévost, Hajime Tazaki, and Kuniyasu Suzaki
• Suzaki makes a presentation at BSides.Tokyo 2026で(16/May, @IIJ). The tile is "Remote Attestation Sample for Cloud Confidential Computing".
• FY2025 Suzaki lab starts with Kenichiro Muto(D2), Toyofumi Sawa(D2), Masaki Soshima(M2), iroaki Kato(M2), Hikaru Ujigawa(M2), Huang Junlin(M1), Yasuyuki Sano(M1), Nobuyuki Tabuchi(M1), Keita Yamamoto(M1), and Gaku Yamamoto(M1).
• BlackHat Asia 2026 (21-24/Feb/2026). Ph.D Candidate Sawa's proposal "Breaking the Illusion of Key Zeroization: How OS, Libraries, and Hardware Keep Your AES Keys Alive" is accepted.
• FOSDEM 2026 Confidential Computing Devroom (1/Feb/2026). Our proposal "Lesson from Cloud Confidential Computing Remote Attestation Sample" is accepted. (Slide PDF) (Video)
• We released remote attestation samples on cloud CVM (Azure, AWS, GCP) for AMD SEV-SNP, Intel SGX, Intel TDX, and AWS Nitro.
• https://github.com/iisec-suzaki/cloud-ra-sample
• ACSAC2025 Honolulu Ph.D Candidate Sawa's paper”Analysis of Encryption Key Zeroization from System-wide Perspective”is accepted. The tool "Periodic-AESKeyFinder" is opened as the artifact.
• Masami Ichikawa released MTCFuzz (Multi-target Coverage-based Greybox Fuzzing) and found Linux bug CVE-2025-40031.
• Professor Suzaki recived TCG Award 2025 (Suzaki is the last.) from from TCG(Trusted Computing Group)
• Old articles

Reseach Topic

• CREST Project Zero-Trust IoT
• TEE: Trusted Execution Environment
• RISC-V
• Confidential Computing
• Root of Trust
• Other system software (OS, Hypervisor) security and hardware security are welcome.

Supervisor

• Kuniyasu Suzaki　
• Contact