S. H. V. Bhupathiraju, T. Sato, M. Clifford, T. Sugawara, Q. A. Chen, and S. Rampazzi, "To Go or Not to Go: Shedding Light on Traffic Light Signal Manipulation and Defense Strategies," ACM Transactions on Cyber-Physical Systems, 2026, DOI.
T. Ono, T. Sugawara, J. Sakuma, and T. Mori, "Adversarial Beats: Feasibility Study of Spoofed Arrhythmia in Automated Electrocardiogram Diagnosis," ACM Transactions on Cyber-Physical Systems, 2026, DOI.
K. Oi and T. Sugawara, "Signal Injection Attack on Inertial Measurement Unit using Continuous-Wave Laser," IEICE Transactions on Information, 2025, DOI.
B. Cyr, V. Sumaria, Y. Long, S. Tadigadapa, T. Sugawara, and K. Fu, “How Lasers Exploit Photoacoustic and Photoelectric Phenomena to Inject Signals into MEMS Microphones,” Journal of Hardware and Systems Security (Springer HaSS) 2025. DOI
Y. Naito, Y. Sasaki, and T. Sugawara, “Committing Wide Encryption Mode with Minimum Ciphertext Expansion,” IACR Trans. Symmetric Cryptology, 2025, DOI.
K. Doi and T. Sugawara, “Laser-based Covert Channel Attack Using Inaudible Acoustic Leakage from Multilayer Ceramic Capacitors,” IEICE Trans. Fundamentals, DOI.
T. Tanaka, S. Rampazzi, and T. Sugawara, “LightTouch: Harnessing Laser-Based Signal Injection to Manipulate Optical Human-Computer Interfaces,” IEEE Access, 2024, DOI.
Y. Naito, Y. Sasaki, and T. Sugawara, “Committing Security of Ascon: Cryptanalysis on Primitive and Proof on Mode,” IACR Trans. Symmetric Cryptology, 2023, DOI.
Y. Naito, Y. Sasaki, and T. Sugawara, “MMM: Authenticated Encryption with Minimum Secret State for Masking,” IACR Trans. Cryptographic Hardware and Embedded Systems 2023(4), 2023 DOI.
T. Asano and T. Sugawara, “Simulation-based Evaluation of Bit-Interaction Side-Channel Leakage on RISC-V: Extended Version,” Journal of Cryptographic Engineering, 2023 DOI.
M. Shiozaki, T. Sugawara, and T. Fujino, “Exploring Effect of Residual Electric Charges on Cryptographic Circuits: Extended Version,” IEICE Trans. Fundam. Electron. Commun. Comput. Sci., Vol. E106-A, No. 3, 2023, DOI.
K.Yamashita, B. Cyr, K. Fu, W. Burleson, and T. Sugawara, “Redshift: Manipulating Signal Propagation Delay via Continuous-Wave Lasers,” IACR Trans. Cryptographic Hardware and Embedded Systems 2022(4), 2022, DOI.
G. Takatoi, T. Sugawara, K. Sakiyama, Y. Hara-Azumi, and Y. Li, “The Limits of SEMA on Distinguishing Similar Activation Functions of Embedded Deep Neural Networks,” Applied Sciences, Special Issue on Side Channel Attacks in Embedded Systems, 2022, DOI.
G. Takami, T. Sugawara, K. Sakiyama, and Y. Li, “Mixture-Based 5-Round Physical Attack against AES: Attack Proposal and Noise Evaluation, ” IEICE Trans. Fundam. Electron. Commun. Comput. Sci., Vol.E105-A, No.3, pp. 289–299, 2022 DOI.
Y. Long, S. Rampazzi, T. Sugawara, and K. Fu, ``Protecting COVID-19 Vaccine Transportation and Storage from Analog Cybersecurity Threats,’’ AAMI Biomedical Instrumentation & Technology 2021, pp. 29—34, 2021, DOI.
藤聡子, 土屋彩夏, 李陽, 崎山一男, 菅原健, “分光スペクトルを用いた調光機能のある白色 LED の個体識別, 情報処理学会論文誌 Vol. 62 No. 9, pp. 1–11 (Sep. 2021), DOI .
Y. Naito, Y. Sasaki, and T. Sugawara, “AES-LBBB: AES Mode for Lightweight and BBB-Secure Authenticated Encryption,” IACR Trans. Cryptographic Hardware and Embedded Systems 2021(3), pp. 298-333, DOI.
Y. Naito, Y. Sasaki, and T. Sugawara, “LM-DAE: Low Memory Deterministic Authenticated Encryption for 128-bit Security,” IACR Trans. Symmetric Cryptology, 2020, DOI.
T. Sugawara, “Hardware Performance Evaluation of Authenticated Encryption SAEAES with Threshold Implementation,” Cryptography, Special Issue on Side Channel and Fault Injection Attacks and Countermeasures,” 2020, DOI.
K. Matsuda, S. Tada, M. Nagata, Y. Komano, Y. Li, T. Sugawara, M. Iwamoto, K. Ohta, K. Sakiyama, N. Miura, “An IC-Level Countermeasure Against Laser Fault Injection Attack By Information Leakage Sensing Based on Laser-Induced Opto-Electric Bulk Current Density,” Japanese Journal of Applied Physics, 59 SGGL02, 2020, DOI.
Y. Naito and T. Sugawara, “Lightweight Authenticated Encryption Mode of Operation for Tweakable Block Ciphers,” IACR Trans. Cryptographic Hardware and Embedded Systems 2020(1), pp. 66-94, DOI.
A. Toh, Y. Li, K. Sakiyama, and T. Sugawara, “Fingerprinting Light Emitting Diodes Using Spectrometer,” IET Electronics Letters, 2019 DOI.
T. Sugawara, N. Shoji, K. Sakiyama, K. Matsuda, N. Miura, and M. Nagata, “Side-Channel Leakage from Sensor-Based Countermeasures against Fault Injection Attack,” Microelectronics Journal, Vol. 90, pp. 63-71, 2019, DOI.
T. Sugawara, K. Sakiyama, S. Nashimoto, D. Suzuki, and T. Nagatsuka, “Oscillator without a Combinatorial Loop and its Threat to FPGA in Data Center,” IET Electronics Letters, 2019 DOI.
T. Sugawara, Y. Li, and K. Sakiyama, “Probing Attack of Share-Serial Threshold Implementation of Advanced Encryption Standard,” IET Electronics Letters, 2019 DOI.
T. Sugawara, “3-Share Threshold Implementation of AES S-box without Fresh Randomness,” IACR Trans. Cryptographic Hardware and Embedded Systems 2019(1): 123-145 (2019), DOI.
K. Matsuda, T. Fujii, N. Shoji, T. Sugawara, K. Sakiyama, Y. Hayashi, M. Nagata, and N. Miura, “A 286 F2/Cell Distributed Bulk-Current Sensor and Secure Flush Code Eraser against Laser Fault Injection Attack on Cryptographic Processor,” IEEE J. Solid-State Circuits 53(11): 3174-3182 (2018), DOI.
Y. Naito, M. Matsui, T. Sugawara, and D. Suzuki, “SAEB: A Lightweight Blockcipher-Based AEAD Mode of Operation,” IACR Trans. Cryptographic Hardware and Embedded Systems 2018(2): 192-217 (2018), DOI.
R. Yashiro, T. Sugawara, M. Iwamoto, and K. Sakiyama, “Q-class Authentication System for Double Arbiter PUF,” IEICE Trans. Fundamentals, Vol. E101-A, No. 1, pp. 129-137, January 2018, DOI.
T. Sugawara, D. Suzuki, and M. Saeki, “Asymmetric Leakage from Multiplier and Collision-Based Single-Shot Side-Channel Attack,” IEICE Trans. Fundamentals, Vol.E99-A, No.7, pp.1323-1333, July 2016, DOI.
T. Sugawara, D. Suzuki, R. Fujii, S. Tawa, R. Hori, M. Shiozaki, and T. Fujino, “Reversing Stealthy Dopant-Level Circuits,” Journal of Cryptographic Engineering, Vol. 5, Issue 2, Springer-Verlag, pp. 85-94, June 2015, DOI .
K. Shimizu, D. Suzuki, T. Tsurumaru, T. Sugawara, M. Shiozaki, and T. Fujino, “Unified Coprocessor Architecture for Secure Key Storage and Challenge-Response Authentication,” IEICE Trans. Fundamentals, Vol. 97-A, No. 1, pp. 264-274, January 2014, DOI .
T. Sugawara, D. Suzuki, M. Saeki, M. Shiozaki, and T. Fujino, “On Measurable Side-Channel Leaks inside ASIC Design Primitives,” Journal of Cryptographic Engineering, Vol. 4, Issue 1, Springer-Verlag, pp. 59-73, April 2014, DOI .
Y. Hayashi, N. Homma, T. Mizuki, T. Sugawara, Y. Kayano, T. Aoki, S. Minegishi, A. Satoh, H. Sone, and H. Inoue, “Evaluation of Information Leakage from Cryptographic Hardware via Common-Mode Current,” IEICE Trans. Electronics, Vol. E95-C, No. 6, pp. 1089-1097, June 2012, DOI .
M. Knezevic, K. Kobayashi, J. Ikegami, S. Matsuo, A. Satoh, U. Kocabas, J. Fan, T. Katashita, T. Sugawara, K. Sakiyama, I. Verbauwhede, K. Ohta, N. Homma, and T. Aoki, “Fair and Consistent Hardware Evaluation of Fourteen Round Two SHA-3 Candidates,” IEEE Trans. VLSI Syst., Vol. 20, Issue 5, pp. 827-840, May 2012, DOI .
S. Endo, T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “A Configurable On-Chip Glitchy-Clock Generator for Fault Injection Experiments,” IEICE Trans, Fundamentals, Vol. 95-A, No. 1, pp. 263-266, January 2012, DOI .
佐藤証，片下敏宏，菅原健，青木孝文, “ハッシュ関数Luffaのハードウェア実装,” 情報処理学会論文誌, Vol. 52, No. 12, pp. 3755-3765, December, 2011, PDF.
T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “High-performance Architecture for Concurrent Error Detection for AES Processors,” IEICE Trans. Fundamentals, Vol. E94-A, No. 10, pp. 1971-1980, October 2011, DOI .
S. Endo, T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “An On-chip Glitchy-clock Generator for Testing Fault Injection Attacks,” Journal of Cryptographic Engineering, Vol. 1, Issue 4, pp. 265-270, December 2011, DOI .
T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “Profiling Attack using Multivariate Regression Analysis,” IEICE Electronics Express, Vol. 7, No. 15, pp. 1139-1144, August 2010, DOI.
菅原健, 本間尚文, 佐藤証，青木孝文，“ハッシュ関数Whirlpoolの高スケーラブル回路アーキテクチャ,” 情報処理学会論文誌, Vol. 50, No. 11, pp. 2618-2632, November 2009, PDF.
A. Satoh, T. Sugawara, and T. Aoki, “High-Performance Hardware Architectures for Galois Counter Mode,” IEEE Trans. Computers, Vol. 58, Issue 7, pp. 917-930, July, 2009, DOI .
N. Homma, S. Nagashima, T. Sugawara, T. Aoki, and A. Satoh, “A High-Resolution Phase-Based Waveform Matching and Its Application to Side-Channel Attacks,” IEICE Trans. Fundamentals, Vol. E91-A, No. 1, pp. 193-202, January 2008, DOI .
D. Chang, Y. Hiraga, K. Minematsu, N. Mouha, Y. Naito, Y. Sasaki, R. Shiba, and T. Sugawara, "Extended Analysis of Key Committing Security of HCTR2," Selected Areas in Cryptography (SAC 2026).
T. Ishizue, S. Rampazzi, and T. Sugawara, "Breaking Infrared Recapture Detection: Optical-Synthesis Attacks and Depth-Aware In-Sensor Countermeasures," The 20th USENIX WOOT Conference on Offensive Technologies (WOOT '26).
D. Chang, Y. L. Chen, Y. Hiraga, K. Minematsu, N. Mouha, Y. Naito, Y. Sasaki, and T. Sugawara, "Key Committing Security of HCTR2, Revisited," Crypto 2026.
M. Fukunaga and T. Sugawara, "A Study on Robust Sensor Forensics in Autonomous Vehicles: Requirements, Challenges, and Evaluation via LiDAR Attack Simulation," Workshop on Automotive Cyber Security (ACSW'26).
Y. Naito, Y. Sasaki, and T. Sugawara, “Tight Multi-User Security of CCM and Enhancement by Tag-Based Key Derivation Applied to GCM and CCM,” 24th International Conference on Applied Cryptography and Network Security (ACNS 2026).
Y. Hiraga, Y. Naito, Y. Sasaki, and T. Sugawara, "AESpoly: Symmetric-Key Cryptographic Designs Using Instruction-Level Parallelism between AES and Polynomial Hash," IEEE Symposium on Security and Privacy (S&P 2026), DOI .
S. H. V. Bhupathiraju, S. Xie, M. Clifford, Q. A. Chen, T. Sugawara, and S. Rampazzi, "The Heat is On: Understanding and Mitigating Vulnerabilities of Thermal Image Perception in Autonomous Systems," The Network and Distributed System Security Symposium (NDSS 2026), DOI .
Y. L. Chen, Y. Hiraga, N. Mouha, Y. Naito, Y. Sasaki, and T. Sugawara, "Beyond-Birthday-Bound Security with HCTR2: Cascaded Construction and Tweak-based Key Derivation," Asiacrypt 2025, DOI .
T. Ishizue, S. Rampazzi, and T. Sugawara, “Poster: Recapture Detection Using Disparity Map Obtained from Dual-Pixel Image Sensors,” ACM CCS 2025 Poster session, 2025, DOI .
Y. Naito, Y. Sasaki, and T. Sugawara, “The Multi-User Security of GCM-SST and Further Enhancements,” Information Security Conference (ISC 2025), DOI, Best Paper Award.
Y. Naito, Y. Sasaki, and T. Sugawara, “The Exact Multi-User Security of Key-Alternating Feistel Ciphers with a Single Permutation,” Crypto 2025, DOI .
A. Onishi, S. H. Bhupathiraju, R. Bhatt, S. Rampazzi, and T. Sugawara, “Sound of Interference: Electromagnetic Eavesdropping Attack on Digital Microphones Using Pulse Density Modulation,” USENIX Security Symposium 2025, URL .
N. Miura, K. Monta, T. Wadatsumi, J. Shiomi, Y. Hiraga, T. Sugawara, M. Nagata, “A High-Order Masking with Load-Delay-Equalized WDDL for Provable Side-Channel Security,” 2025 Symposium on VLSI Technology and Circuits, 2025, DOI .
K. Doi, K. Ooi, and T. Sugawara, “Acoustic Eavesdropping Attack Using Self-Mixing Laser Interferometer,” Workshop on Attacks and Solutions in Hardware Security (ASHES 2024), DOI.
J. Sheldon, W. Zhu, A. Abdullah, S. H. V. Bhupathiraju, T. Sugawara, K. Butler, M. J. Islam, and S. Rampazzi, “AquaSonic: Acoustic Manipulation of Underwater Data Center Operations and Resource Management,” IEEE S&P 2024, DOI.
Y. Naito, Y. Sasaki, and T. Sugawara, “The Exact Multi-User Security of (Tweakable) Key Alternating Ciphers with a Single Permutation,” Eurocrypt 2024, 2024, DOI.
Y. Naito, Y. Sasaki, and T. Sugawara, “The Exact Multi-User Security of 2-Key Triple DES,” CT-RSA 2024, 2024, DOI.
Y. Naito, Y. Sasaki, and T. Sugawara, “KIVR: Committing Authenticated Encryption Using Plaintext Redundancy and Application to GCM, CCM, and More,” 22nd International Conference on Applied Cryptography and Network Security (ACNS 2024), 2024, DOI.
A. Matsushita, T. Toyama, H. Oguma, and T. Sugawara, “Demo: CAN Security Hands-On Education Platform,” VehicleSec 2024, 2024 DOI.
M. Fukunaga and T. Sugawara, “Random Spoofing Attack against LiDAR-Based Scan Matching SLAM,” VehicleSec 2024, 2024, DOI.
S. H. V. Bhupathiraju, T. Sato, M. Clifford, T. Sugawara, Q. A. Chen, and S. Rampazzi, “On the Vulnerability of Traffic Light Recognition Systems to Laser Illumination Attacks,” VehicleSec 2024, 2024 DOI.
T. Sato, S. H. V. Bhupathiraju, M. Clifford, T. Sugawara, Q. A. Chen, and S. Rampazzi, “Invisible Reflections: Leveraging Infrared Laser Reflections to Target Traffic Sign Perception,” Network and Distributed System Security (NDSS) Symposium 2024 PDF.
Y. Matsukawa, D. Miyahara, T. Sugawara, K. Sakiyama, and Y. Li, “Exploring Leakage Characteristics and Attacks through Profiles of Screaming Channels,” MobiSec 2023, 2023, DOI .
Y. Hiraga, Y. Naito, Y. Sasaki, and T. Sugawara, “Permutation-Based Deterministic Authenticated Encryption with Minimum Memory Size,” Information Security Conference 2023, DOI .
Y. Cao, S. H. Bhupathiraju, P. Naghavi, T. Sugawara, Z. M. Mao, and S. Rampazzi, “You Can’t See Me: Physical Removal Attacks on LiDAR-based Autonomous Vehicles Driving Frameworks,” USENIX Security Symposium 2023, URL, Web.
S. H. Bhupathiraju, J. Sheldon, L. A. Bauer, V. Bindschaedler, T. Sugawara, and S. Rampazzi, “EMI-LiDAR: Uncovering Vulnerabilities of LiDAR Sensors in Autonomous Driving Setting using Electromagnetic Interference,” 16th ACM Conference on Security and Privacy in Wireless and Mobile Networks (WiSEC 2023), DOI.
B. Cyr, Y. Long, T. Sugawara, and K. Fu, “Position Paper: Space System Threat Models Must Account for Satellite Sensor Spoofing,” SpaceSec 2023, 2023, DOI .
T. Sato, S. H. V. Bhupathiraju, M. Clifford, T. Sugawara, Q. A. Chen, and S. Rampazzi, “WIP: Infrared Laser Reflection Attack Against Traffic Sign Recognition Systems,” VehicleSec 2023, 2023, DOI .
Y. Naito, Y. Sasaki, T. Sugawara, and K. Yasuda, “The Multi-User Security of Triple Encryption, Revisited: Exact Security, Strengthening, and Application to TDES,” ACM CCS 2022, 2022 DOI.
K. Doi and T. Sugawara, “Poster: Inaudible Acoustic Noise from Silicon Capacitors for Voice-Command Injection,” ACM CCS 2022 Poster session, 2022 DOI.
T. Tanaka and T. Sugawara, “Laser-Based Signal-Injection Attack on Piezoresistive MEMS Pressure Sensors,” IEEE Sensors 2021, November 2022, 2022, DOI .
Y. Naito, Y. Sasaki, and T. Sugawara, “Secret Can Be Public: Low-Memory AEAD Mode for High-Order Masking,” Crypto 2022, DOI.
R. Kudo, T. Sugawara, K. Sakiyama, Y. Hara-Azumi, and Y. Li “Revisiting System Noise in Side-Channel Attacks: Mutual Assistant SCA vs. Genetic Algorithm,” in Asian Hardware Oriented Security and Trust Symposium (AsianHOST’21), 2021, DOI .
Y. Naito, Y. Sasaki, and T. Sugawara, “Double-Block-Length Hash Function for Minimum Memory Size,” Asiacrypt 2021, 2021, DOI.
B. Cyr, T. Sugawara, and K. Fu, "Why Lasers Inject Perceived Sound Into MEMS Microphones: Indications and Contraindications of Photoacoustic and Photoelectric Effects,’’ IEEE Sensors 2021, October 2022, DOI .
T. Asano and T. Sugawara, “Simulation Based Evaluation of Bit-Interaction Side-Channel Leakage on RISC-V Processor,” PROOFS 2021, 2021, PDF.
M. Shiozaki, T. Sugawara, and T. Fujino, “Exploring Effect of Residual Electric Charges on Cryptographic Circuits,” the Fourth Workshop on Attacks and Solutions in Hardware Security (ASHES 2020), pp. 57–66, 2020, DOI.
G. Takatoi, T. Sugawara, K. Sakiyama, and Y. Li, “Simple Electromagnetic Analysis Against Activation Functions of Deep Neural Networks,” 1st workshop on Artificial Intelligence in Hardware Security (AIHWS2020), pp. 181–197, 2020, DOI .
M. Yabu, K. Sakiyama, and T. Sugawara, “Low-Memory Implementation of Authenticated Encryption Algorithm SAEAES on ARM Cortex-M0 Microcontroller,” IEEE 9th Global Conference on Consumer Electronics (GCCE 2020), pp. 254-258, 2020, DOI .
T. Takaki, Y. Li, K. Sakiyama, S. Nashimoto, D. Suzuki, and T. Sugawara, “An Optimized Implementation of AES-GCM for FPGA Acceleration Using High-Level Synthesis,” IEEE 9th Global Conference on Consumer Electronics (GCCE 2020), 2020, pp. 249-253, DOI .
T. Sugawara, T. Onuma, and Y. Li, “(Short Paper) Signal Injection Attack on Time-to-Digital Converter and Its Application to Physically Unclonable Function,” The 15th International Workshop on Security (IWSEC 2020), 2020, DOI, eprint.
T. Sugawara, B. Cyr, S. Rampazzi, D. Genkin, and K. Fu, “Light Commands: Laser-Based Audio Injection on Voice-Controllable Systems,” USENIX Security Symposium 2020, 2020, URL, arxiv.
Y. Naito, Y. Sasaki, and T. Sugawara, “Lightweight Authenticated Encryption Mode Suitable for Threshold Implementation,” Eurocrypt 2020, 2020, DOI, eprint.
Y. Li, R. Hatano, S. Tada, K. Matsuda, N. Miura, T. Sugawara, and K. Sakiyama, “Side-Channel Leakage of Alarm Signal for a Bulk-Current-Based Laser Sensor,” The 15th International Conference on Information Security and Cryptology (Inscrypt 2019), 2019, DOI .
K. Matsuda, S. Tada, M. Nagata, Y. Li, T. Sugawara, M. Iwamoto, K. Ohta, K. Sakiyama, and N. Miura, “An Information Leakage Sensor Based on Measurement of Laser-Induced Opto-Electric Bulk Current Density,” International Conference on Solid State Devices and Materials (SSDM’19), DOI .
N. Shoji, T. Sugawara, M. Iwamoto and K. Sakiyama, “An Abstraction Model for 1-bit Probing Attack on Block Ciphers,” 2019 IEEE 4th International Conference on Computer and Communication Systems (ICCCS), 2019, pp. 502-506, DOI.
R. Matsumura, T. Sugawara, and K. Sakiyama, “A Secure LiDAR with AES-Based Side-Channel Fingerprinting,” 2018 Sixth International Symposium on Computing and Networking Workshops (CANDARW), 2018, DOI .
Z. Yuan, Y.Li, K. Sakiyama, T. Sugawara, and J. Wang, “Recovering Memory Access Sequence with Differential Flush+Reload Attack,” The 14th International Conference on Information Security Practice and Experience (ISPEC 2018), pp. 424-439, 2018, DOI.
S. Nashimoto, D. Suzuki, T. Sugawara, and K. Sakiyama, “Sensor CON-Fusion: Defeating Kalman Filter in Signal Injection Attack,” ACM Asia Conference on Computer and Communications Security 2018 (AsiaCCS 2018), pp. 511-524, DOI.
K. Matsuda, T. Fujii, N. Shoji, T. Sugawara, K. Sakiyama, Y. Hayashi, M. Nagata, and N. Miura, “A 286F^2/Cell Distributed Bulk-Current Sensor and Secure Flush Code Eraser Against Laser Fault Injection Attack,” 2018 IEEE International Solid-State Circuits Conference (ISSCC), pp. 352–354, January 2018, DOI.
T. Sugawara, N. Shoji, K. Sakiyama, K. Matsuda, N. Miura, and M. Nagata, “Exploiting Bitflip Detector for Non-Invasive Probing and its Application to Ineffective Fault Analysis,” In Proc. Workshop on Fault Diagnosis and Tolerance in Cryptography (FDTC’17), IEEE, pp. 49-56, September 2017, DOI.
N. Shoji, R. Matsumura, T. Sugawara, and K. Sakiyama, “An Evaluation of Ineffective Fault Analysis on AES using Single-Bit Bit-Set/Reset Faults,” Poster Session at the 12nd International Workshop on Security (IWSEC2017), Best Poster Awards, September 2017.
E. Miyamoto, T. Sugawara, and K. Sakiyama, “Efficient Software Implementation of Modular Multiplication in Prime Fields on TI’s DSP TMS320C6678,” In Proc. International Workshop on Information Security Applications (WISA’17), LNCS 10763 Springer-Verlag, pp. 261-273, 2018, DOI.
S. Hirose, Y. Naito, and T. Sugawara, “Output Masking of Tweakable Even-Mansour can be Eliminated for Message Authentication Code,” In Proc. Selected Areas in Cryptography (SAC 2016), LNCS vol. 10532, pp. 341–359, Springer-Verlag, 2016, DOI.
K. Shimizu, T. Sugawara, D. Suzuki, “PUF as a Sensor,” In Proc. 4th Global Conference on Consumer Electronics (GCCE 2015), IEEE, October 2015, DOI.
T. Sugawara, D. Suzuki, M. Saeki, “Two Operands of Multipliers in Side-Channel Attack,” In Proc. 6th International Workshop on Constructive Side-Channel Analysis and Secure Design (COSADE 2015), LNCS 9064, Springer-Verlag, pp. 64-78, April 2015, DOI, eprint.
T. Sugawara, D. Suzuki, R. Fujii, S. Tawa, R. Hori, M. Shiozaki, T. Fujino, “Reversing Stealthy Dopant-Level Circuits,” In Proc. Cryptographic Hardware and Embedded Systems (CHES 2014), LNCS 8731, Springer-Verlag, pp, 112-126, September, 2014, DOI, eprint.
T. Sugawara, D. Suzuki, M. Saeki, M. Shiozaki, T. Fujino, “On Measurable Side-Channel Leaks Inside ASIC Design Primitives,” In Proc. Cryptographic Hardware and Embedded Systems (CHES 2013), LNCS 8086, Springer-Verlag, pp. 159-178, August 2013, DOI, eprint.
T. Sugawara, D. Suzuki, T. Katashita, “Circuit Simulation for Fault Sensitivity Analysis and Its Application to Cryptographic LSI,” In Proc. Workshop on Fault Diagnosis and Tolerance in Cryptography (FDTC2012), IEEE, pp. 16-23, September 2012, DOI.
Y. Hayashi, N. Homma, T. Sugawara, T. Mizuki, T. Aoki, and H. Sone, “Non-invasive Trigger-free Fault Injection Method Based on Intentional Electromagnetic Interference,” In Proc. The Non-Invasive Attack Testing Workshop (NIAT 2011), National Institute of Standards and Technology, September 2011.
Y. Hayashi, T. Sugawara, N. Homma, T. Mizuki, T. Aoki, and H. Sone, “Non-Invasive EMI-Based Fault Injection Attack against Cryptographic Modules,” In Proc. International Symposium on Electromagnetic Compatibility (EMC2011), IEEE, pp. 763-767, August 2011, DOI.
S. Endo, T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “An On-Chip Glitchy-Clock Generator and its Application to Safe-Error Attack,” In Proc. Second International Workshop on Constructive Side-Channel Analysis and Secure Design (COSADE 2011), pp. 175-182, February 2011.
Y. Hayashi, T. Sugawara, Y. Kayano, N. Homma, T. Mizuki, A. Satoh, T. Aoki, S. Minegishi, H. Sone, and H. Inoue, “Information Leakage from Cryptographic Hardware via Common-Mode Current,” In Proc. International Symposium on Electromagnetic Compatibility (EMC2010), IEEE, pp. 109-114, July 2010 (招待講演), DOI.
M. Yamaguchi, H. Toriduka, S. Kobayashi, T. Sugawara, N. Homma, A. Satoh, and T. Aoki, “Development of an On-Chip Micro Shielded-Loop Probe to Evaluate Performance of Magnetic Film to Protect a Cryptographic LSI from Electromagnetic Analysis,” In Proc. International Symposium on Electromagnetic Compatibility (EMC2010), IEEE, pp. 103-108, July 2010 (招待講演), DOI.
A. Satoh, T. Katashita, T. Sugawara, N. Homma, and T. Aoki, “Hardware Implementations of Hash Function Luffa,” In Proc. International Symposium on Hardware-Oriented Security and Trust (HOST 2010), IEEE, pp. 130-134, June 2010, DOI.
Y. Kim, T. Sugawara, N. Homma, T. Aoki and A. Satoh, “Biasing Power Traces to Improve Correlation in Power Analysis Attacks,” In Proc. First International Workshop on Constructive Side-Channel Analysis and Secure Design (COSADE 2010), pp. 77-80, February 2010.
M. Yamaguchi, H. Toriduka, S. Kobayashi, T. Sugawara, N. Homma, A. Satoh, T. Aoki, “Side Channel Attack to Magnetic Near Field of Cryptographic LSI and its Countermeasure by means of Magnetic Thin Film,” In Proc. 9th Soft Magnetic Materials Conference (SMM19), no. A3-11, September 2009.
T. Katashita, A. Satoh, T. Sugawara, N. Homma, and T. Aoki, “Development of Side-Channel Attack Standard Evaluation Environment,” In Proc. European Conference on Circuit Theory and Design (ECCTD2009), IEEE, pp. 403-408, August 2009, DOI .
T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “Differential Power Analysis of AES ASIC Implementations with Various S-box Circuits,” In Proc. European Conference on Circuit Theory and Design (ECCTD2009), IEEE, pp. 395-398, August 2009, DOI .
T. Sugawara, Y. Hayashi, N. Homma, T. Mizuki, T. Aoki, H. Sone, and A. Satoh, “Mechanism behind Information Leakage in Electromagnetic Analysis of Cryptographic Modules,” In Proc. World Conference on Information Security Applications (WISA2009), LNCS 5932, Springer-Verlag, pp. 66-78, August 2009, DOI .
T. Sugawara, Y. Hayashi, N. Homma, T. Mizuki, T. Aoki, H. Sone, and A. Satoh, “Spectrum Analysis on Cryptographic Modules to Counteract Side-Channel Attacks,” In Proc. International Symposium on Electromagnetic Compatibility (EMC’09), IEICE, pp. 21-24, July 2009.
Y. Hayashi, T. Sugawara, Y. Kayano, N. Homma, T. Mizuki, A. Satoh, T. Aoki, S. Minegishi, H. Sone, and H. Inoue, “An Analysis of Information Leakage from a Cryptographic Hardware via Common-Mode Current,” In Proc. International Symposium on Electromagnetic Compatibility (EMC’09), IEICE, pp. 17-20, July 2009.
T. Katashita, A. Satoh, T. Sugawara, N. Homma, and T. Aoki, “Enhanced Correlation Power Analysis using Key Screening Techniques,” In Proc. International Conference on Reconfigurable Computing and FPGAs (ReConFig’08), IEEE, pp. 403-408, December 2008, DOI .
T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “Compact ASIC Architectures for the 512-bit Hash Function Whirlpool,” In Proc. World Conference on Information Security Applications (WISA2008), LNCS 5379, Springer-Verlag, pp 28-40, September 2008, DOI.
A. Satoh, T. Sugawara, N. Homma, and T. Aoki, “High-performance Concurrent Error Detection Scheme for AES Hardware,” In Proc. Cryptographic Hardware and Embedded Systems (CHES2008), LNCS5154, Springer-Verlag, pp. 100-112, August 2008, DOI .
T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “High-performance ASIC Implementations of the 128-bit Block Cipher CLEFIA,” In Proc. International Symposium on Circuits and Systems (ISCAS2008), IEEE, pp. 2925-2928, May, 2008, DOI .
A. Satoh, T. Sugawara, and T. Aoki, “High-Speed Pipelined Hardware Architecture for Galois Counter Mode,” In Proc. 10th Information Security Conference (ISC2007), LNCS 4779, Springer-Verlag, pp 118-129, October 2007, DOI .
T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “ASIC Performance Comparison for the ISO Standard Block Ciphers,” In Proc. 2nd Joint Workshop on Information Security (JWIS2007), pp. 485-498, August 2007.
T. Sugawara, N. Homma, T. Aoki, and A. Satoh, “A High-Performance ASIC Implementation of the 64-bit Block Cipher CAST-128,” In Proc. International Symposium on Circuits and Systems (ISCAS2007), IEEE, pp. 1859-1862, May 2007, DOI .
崎山一男，菅原健，李陽, “暗号ハードウェアのセキュリティ,” ISBN 978-4-339-02894-2, コロナ社, 2019
菅原健, “暗号ハードウェアの研究開発動向：フィジカリー・アンクローナブル・ファンクション,” 日本銀行金融研究所・金融研究 2020.10, Web.
菅原健, “サイドチャネル攻撃と対策” 電子情報通信学会誌小特集「ハードウェアセキュリティの課題と展望」, 2020, Web.
菅原健, 﨑山一男, “組込機器のセキュリティを脅かすレーザーフォールト攻撃,” レーザー研究47巻7号, 2019.
鈴木雅貴, 菅原健, 鈴木大輔, “サイドチャネル攻撃に対する安全性評価の研究動向とEMVカード固有の留意点,” 日本銀行金融研究所機関誌「金融研究」, 第34巻第4号, October 2015. 1, PDF.
T. Sugawara, "Bridging Theory and Hardware: Circuit Techniques to Support Masking Assumptions," NII Shonan Meeting No. 236（招待講演）, 2026.
Y. Naito, Y. Sasaki, and T. Sugawara, "Authenticated Encryptions with Nonce-Based Key Derivations, Gelrecrypt 2025 Workshop（招待講演）, 2025.
D. Chang, Y. L. Chen, Y. Hiraga, K. Minematsu, N. Mouha, Y. Naito, Y. Sasaki, and T. Sugawara, "Key Committing Security of HCTR2, Revisited," Gelrecrypt 2025 Workshop（招待講演）, 2025.
T. Sugawara, "Performance Evaluation in Hardware Security: Upper-bounds by Attacks and Lower-bounds by Models," 2025 International VLSI Symposium on Technology, Systems and Applications (招待講演), 2025.
T. Sato, S. H. V. Bhupathiraju, M. Clifford, T. Sugawara, Q. A. Chen, and S. Rampazzi, "Invisible Reflections: 不可視レーザーの投光を利用して道路標識の誤識別を引き起こす攻撃," FIT2024 トップコンファレンスセッション（招待講演）, 2024.
T. Sato, S. H. V. Bhupathiraju, M. Clifford, T. Sugawara, Q. A. Chen, and S. Rampazzi, "Invisible Reflections: Leveraging Infrared Laser Reflections to Target Traffic Sign Perception (from NDSS 2024)," 暗号と情報セキュリティワークショップ (WCIS 2024)（招待講演）, 2024.
Yusuke Naito, Yu Sasaki, Takeshi Sugawara, and Kan Yasuda, "Triple Encryptionの厳密なマルチユーザー安全性," FIT2023 トップコンファレンスセッション（招待講演）, 2023.
菅原健, "アナログ領域でセンサーへ誤情報を挿入する攻撃," ハードウェアセキュリティフォーラム 2023（招待講演）, 2023.
菅原健, "(企画セッション) トップカンファレンス戦記 -世界に挑む戦略とコツ-," 情報通信システムセキュリティ研究会 (ICSS), 2022
Y. Naito, Y. Sasaki, and T. Sugawara, “Secret Can Be Public: Low-Memory AEAD Mode for High-Order Masking,” 暗号と情報セキュリティワークショップ (WCIS 2022)（招待講演）, 2022.
菅原健, “ライトコマンド: レーザーを用いて音声コマンドを挿入する攻撃,” FIT2021 トップコンファレンスセッション（招待講演）, 2021.
内藤祐介, 菅原健, “PFB: Tweakableブロック暗号ベースの軽量認証暗号モード,” ハードウェアセキュリティ研究会（招待講演）, 2021.
菅原健, “ライトコマンド: レーザー照射により音声コマンド を挿入する攻撃,” 第5回 IoT セキュリティフォーラム（招待講演）, 2020.
T. Sugawara, B. Cyr, S. Rampazzi, D. Genkin, and K. Fu, “Light Commands: レーザーを用いて音声コマンドを挿入する攻撃,” 暗号と情報セキュリティワークショップ (WCIS 2020), 2020.
T. Sugawara, “Laser Injection Attacks on Integrated Circuits and Sensors,” SPQR Laboratory Embedded Security Workshop, 2020 (invited).
Y. Naito, M. Matsui, Y. Sakai, D. Suzuki, K. Sakiyama, T. Sugawara, “SAEAES,” a Round-1 Candidate of the NIST Lightweight Cryptography project, PDF.
八代理紗, 菅原健, 岩本貢, 崎山一男, “PUFへの機械学習攻撃と耐性強化に向けて,” PUF技術シンポジウム2018, (Mar., 16th, 2018).
菅原健, “IoT における機器・ハードウェアへの攻撃の脅威,” 情報セキュリティ・セミナー, 日本銀行・金融研究所, 2017（依頼講演）.
菅原健, “サイドチャネル攻撃と対策,” 2017年ソサイエティ大会, AT3-3, 2017（チュートリアル）．
T. Sugawara, “Security issues on the boundary of ideal and real worlds,” Dagstuhl seminar 16441: Adaptive Isolation for Security and Predictability, October 2016 (招待講演)．
Y. Sasaki, Y. Todo, K. Aoki, Y. Naito, T. Sugawara, Y. Murakami, and M. Matsui, “Minalpher v1.1,” submission to the CAESAR competition, 2015, PDF.
T. Sugawara, “Recent Results of Dopant-Based Circuit Camouflage Technique,” IEEE Asian Solid-State Circuits Conference (A-SSCC2015), November 2015(招待講演).
T. Sugawara, “Internal Collision Attack on RSA under Closed EM Measurement,” SCIS/CSS invited sessions, The 9th International Workshop on Security (IWSEC2014), August 2014 (招待講演).
T. Sugawara, “Hiding and Finding Circuit in Semiconductor Chip,” Netherlands-Japan Collaborative Cyber Security Conference in Tokyo, November 2015 (招待講演).
T. Sugawara, “What we can see in a chip,” NII Shonan Meeting, 2014, September 2014 (招待講演).
菅原健, “サイドチャネル攻撃と最近の研究動向,” 2013年ソサイエティ大会, BI1-2, 2013（依頼講演）．