| 2024 | SecureComm | Reusability Evaluation of Reports in Security Operation Centers for IoT with Sentence ALBERT and Jaccard Similarity. | Masaru Matsubayashi, Toshiki Shibahara, Takuma Koyama, Masashi Tanaka |
| 2022 | VTC | SOME/IP Intrusion Detection System Using Real-Time and Retroactive Anomaly Detection. | Takuma Koyama, Masashi Tanaka, Asami Miyajima, Shintaro Ukai, Takeshi Sugashima, Masumi Egawa |
| 2022 | VTC | Message Source Identification in Controller Area Network by Utilizing Diagnostic Communications and an Intrusion Detection System. | Masaru Matsubayashi, Takuma Koyama, Masashi Tanaka, Yasushi Okano, Asami Miyajima |
| 2021 | VTC | Attacks Against UDS on DoIP by Exploiting Diagnostic Communications and Their Countermeasures. | Masaru Matsubayashi, Takuma Koyama, Yasushi Okano, Masashi Tanaka, Asami Miyajima, Yoshihito Oshima, Shintaro Ukai, Tasuku Wakatsuki, Takeshi Sugashima, Takeshi Nakamura |
| 2012 | ICISC | Multi-differential Cryptanalysis on Reduced DM-PRESENT-80: Collisions and Other Differential Properties. | Takuma Koyama, Yu Sasaki, Noboru Kunihiro |
| 2012 | ISPEC | New Truncated Differential Cryptanalysis on 3D Block Cipher. | Takuma Koyama, Lei Wang, Yu Sasaki, Kazuo Sakiyama, Kazuo Ohta |