平成30年度 科学研究費補助金（科研費）挑戦的研究（萌芽）に申請していた研究課題「音声セキュリティ研究の開拓」が採択されました。
AIスピーカやカーナビ、スマート家電等、音声データを通じて人間とインタラクトするシステムの普及が進んでいます。そのようなシステムを対象に、音声信号の入出力に伴うセキュリティ脅威の同定と実現性評価、対策手法に関して研究を進めていきます。

関連：
・AIスピーカへの攻撃評価

Our paper submitted to the 12th USENIX Workshop on Offensive Technologies (WOOT 2018) is accepted for publication. This is a joint work with NAIST and National Institute of Technology, Sendai College. Congrats, Wakabayashi-kun and Maruyama-kun! We note that the first version of this work was done by Hoshino-kun.
We also note that this work was largely inspired by Michael Ossmann’s exciting work presented at DEF CON 22:

S. Wakabayashi, S. Maruyama, T. Mori, S. Goto, M. Kinugawa, and Y. Hayashi, “A Feasibility Study of Radio-frequency Retroreflector Attack,” Proceedings of the 12th USENIX Workshop on Offensive Technologies (WOOT 2018), August 2018. (to appear)

Our paper submitted to the 23rd European Symposium on Research in Computer Security (ESORICS 2018) is accepted for publication. ESORICS is known as one of the top security conferences. This is a joint work with Aalto University. Congrats, Mika-san!

Mika Juuti, Bo Sun, Tatsuya Mori, N. Asokan, “Stay On-Topic: Generating Context-specific Fake Restaurant Reviews,” Proceedings of the 23rd European Symposium on Research in Computer Security (ESORICS 2018), September 2018 (acceptance rate: 56/283=19.8%) (to appear)

The preprint version of is available at arXiv:1805.02400 [cs.CR].

Elkana presented a talk at ACM ASIACCS 2018 held in Incheon, Korea.

E. Pariwono, D. Chiba, M. Akiyama, and T. Mori, “Don’t throw me away: Threats Caused by the Abandoned Internet Resources Used by Android Apps,” Proceedings of the 13th ACM ASIA Conference on Information, Computer and Communications Security (ASIACCS 2018), pp. 147–158, June 2018 (acceptance rate: 62/310=20.0%) [PDF]