Multi-differential Cryptanalysis on Reduced DM-PRESENT-80: Collisions and Other Differential Properties. - Takuma Koyama; Yu Sasaki; Noboru Kunihiro (ICISC, 2012)

New Truncated Differential Cryptanalysis on 3D Block Cipher. - Takuma Koyama; Lei Wang 031; Yu Sasaki; Kazuo Sakiyama; Kazuo Ohta (ISPEC, 2012)

Anomaly Detection for Mixed Transmission CAN Messages Using Quantized Intervals and Absolute Difference of Payloads. - Takuma Koyama; Toshiki Shibahara; Keita Hasegawa; Yasushi Okano; Masashi Tanaka; Yoshihito Oshima (AutoSec@CODASPY, 2019)

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 (VTC Spring, 2021)

SOME/IP Intrusion Detection System Using Real-Time and Retroactive Anomaly Detection. - Takuma Koyama; Masashi Tanaka; Asami Miyajima; Shintaro Ukai; Takeshi Sugashima; Masumi Egawa (VTC Spring, 2022)

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 (VTC Fall, 2022)

In-Vehicle Network Inspector Utilizing Diagnostic Communications and Web Scraping for Estimating ECU Functions and CAN Topology. - Masaru Matsubayashi; Takuma Koyama; Masashi Tanaka (IEEE Access, 2024)