Suzaki Lab

(Security for System Software and Hardware)

FY2025 News

　　
• International Workshop on Security(IWSEC 2025@Fukuoka 25-27/Nov) First Submission 2 papers are accepted.
• Benign Activity Extraction for Dependency Reduction in Data Provenance-based Attack Analysis, Taishin Saito, *Masaki Hashimoto and Kuniyasu Suzaki (*Kanagawa University)
• Analyzing and Mitigating the SSB Vulnerability in an MDP-Equipped RISC-V Processor, Tuo Chen, *Reoma Matsuo, *Ryota Shioya and Kuniyasu Suzaki (*University of Tokyo)
• OSCAR: Open-Source Computer Architecture Research (ISA2025 workshop 6/21 @ Waseda Univ.) Tao Chen talked "Speculative Store Bypass Vulnerability in a Memory Dependence Predictor-Equipped RISC-V Processor"(PDF)
• OpenSSF Day Tokyo 2025 (6/18 Wed @ Hilton Tokyo Odaiba) Suzaki talked "Current Remote Attestation on IoT --- Arm TrustZone OP-TEE With VERAISON Verifier ---" (Video, PDF)
• FY2025 Suzaki lab starts with Kenichiro Muto(D1), Toyofumi Sawa(D1), Hikari Suda(M2), Masami Ichikawa(M2), Mari Hikichi(M1), Masaki Soshima(M1), iroaki Kato(M1), and Hikaru Ujigawa(M1).

FY2024 News

　　
• FOSDEM 2025 Attestation devroom. Our proposal "Remote Attestation on Arm TrustZone OP-TEE with VERAISON Verifier --- current status and future plan ---" is accepted.
• Kenichiro Muto(D1), Masaki Soshima(M1), and Hiroaki Kato(M1) joined Suzaki-Lab from Oct/2024.
• RISC-V Summit China 2024 (August/21-23 @Hangzhou) Tuo Chen (M2) will make a presetation entitled "A Study on Transient Execution Vulnerabilities of RISC-V Implementations."
• RISC-V Days Tokyo Summer 2024 (August/1) Suzaki made a presentation entilted "TS-Perf: Performance measuring method in the TEE (Trusted Execution Environment) of various CPUs".
• We have released a Remote Attestation using OP-TEE, an OS for Arm TrustZone, and VERAISON Verification.
  OP-TEE Remote Attestation with VERAISON Verification
  It can be tested on a PC using Docker and QEMU. It has been confirmed on Raspberry Pi 3B+.
• Delegating Verification for Remote Attestation using TEE, SysTEX2024 (7th Workshop on System Software for Trusted Execution) co-located with IEEE Euro S&P'24
• "SmmPack: Obfuscation for SMM Modules with TPM Sealed Key" DIMVA(Conference on Detection of Intrusions and Malware & Vulnerability Assessment)2024
• SysTEX2024 (7th Workshop on System Software for Trusted Execution) co-located with IEEE Euro S&P'24 paper "Delegating Verification for Remote Attestation using TEE" has been accepted.
• DIMVA(Conference on Detection of Intrusions and Malware & Vulnerability Assessment)2024 paper "SmmPack: Obfuscation for SMM Modules with TPM Sealed Key" has been accepted.
• FY2024 Suzaki lab starts with Taishin Saito(M2), Tuo Chen(M2), Toyofumi Sawa(M2), Hikari Suda(M1), Masami Ichikawa(M1), and Mari Hikichi(M1).

FY2023 News

• IEEE ACCESS paperTEE-PA: TEE Is a Cornerstone for Remote Provenance Auditing on Edge Devices With Semi-TCBwas accepted.
• Kuniyasu Suzaki made a presentation "TEE (Trusted Execution Environment) and CC (Confidential Computing) on RISC-V" at RISC-V Day Tokyo 2024 Winter (17/Jan/2024).
• 2023/May/27 (Sat) 2023 Spring Open Campus shows the reseaches at Suzaki Lab.
• Poster　　
• FY2023 Suzaki lab starts with SaneyukiSenda(M2), Tuo Chen(M1), and Toyofumi Sawa(M1).

FY2022 News

• 2023/March/13 (Mon) Suzaki made a presentation ”TEE on Trusted RISC-V" at 5th TRASIO Open Forum. Video and slide will be opened.
• List for TEE(Trusted Execution Environment) Conference (Academic & Communitiy)リスト is updated.
• 2022/Nov/12 (Sat) 2022 Fall Open Campus shows the reseaches at Suzaki Lab.
• Poster used at Open Campus
• Prof. Suzaki presentation at CSS2022 (Computer Security Symposium, Kumamoto Japan) Title "RISC-V and TEE"

Supervisor

• Kuniyasu Suzaki　
• Contact