- Department of Information Science, Faculty of Science, the University of Tokyo (as an undergraduate)
- SECCON Beginners
- Security Camp Steering Comittee 企画グループ/講師グループ
- dodododo and TSG (CTF team)
- Exploitation of Web applications
- Application of side-channel attacks on Web
I will give an introduction course on web security. I'd appreciate if you applied to the course!
I will give an 8-hour course on latest security features implemented on Web browsers and advanced exploitation techniques for modern web applications.
I will talk about issues related to ReDoS and show an attack vector that is new, to the best of my knowledge.
I talked about classical web vulnerablities (e.g. SQL Injection, XSS, ...) and gave an introduction to authZ and authN.
SECCON CTF 2019 Finals (Domestic)
We dodododo won the 1st.
#websecjp: 体系的に学ぶモダン Web セキュリティ (Learning Modern Web Security)
I did an eight-hour workshop on web security in collaboration with Information-technology Promotion Agency.
I did an eight-hour workshop on web security at National Institute of Information and Communications Technology (NICT) Innovation Center.
I participated in the review. I recommend you buy :-)
I created a Web challenge named "Snippet".
I participated as a staff. In Yamanashi, I talked about Security Camp (at 『セキュリティ・キャンプ紹介』).
I organized those events.
Packet Hacking Village of DEFCON 2019
I participated as a volunteer. It was a great experience :-)
Security Camp 2019
I gave attendees a four-hour presentation named "体系的に学ぶモダン Web セキュリティ" (Learn Modern Web Security Systematically). Slides: here.
I participated in the review. This book is really amazing :-)
SECCON Beginners CTF 2019 (Online)
I organized the event. It was held at 2019/05/25 - 2019/05/26. I provided three challs: Ramen, Secure Meyasubako, and Himitsu.
I talked on modern Web exploitation including XS-Leaks and advanced CSS Injection. Slides: here.
TSG CTF 2019 (Online)
It was held at 2019/05/04 - 2019/05/05. I provided two challs: RECON and BADNONCE. Result: here.
IBM Research - Tokyo
As a student researcher.
I talked about web security (introduction level).
Security Mini Camp 2018 in Tokushima, Hyogo, Yamanashi, Mie, Hokkaido, and Fukuoka / Security Junior Camp 2018 in Kochi / Security Camp 2018
I participated in them as a staff.
SECCON CTF 2018 Finals (Domestic)
We dodododo won the 1st.
SECCON Beginners 2018 Hiroshima, (Tokyo,) and Nagoya
I participated in them as one of organizers. Thank you all :-)
I participated in the review.
We TSG got 4th place :-)
I made some Web challenges for beginners.
I provided a introduction course on eb security. Slides: here.
I talked on the complexity of web security. Slides: here.
I participated in the review. I had been looking forward to the day when this book was published because it had been a while since previous book (No. 5) was published X-)
SECCON 2017 Finals (International)
As a member of dodododo. We won the 3rd.
SECCON 2017 Online CTF
We dodododo won the 11th.
SECCON Beginners 2017 Morioka, Nagoya, Hiroshima, Sendai, Tokyo, and Kagoshima
I provided the introduction course on solving Web challs at CTFs.
SANS Netwars Tokyo 2017
I participated in it as a member of Whitepapers. We got the 7th prize of 25 teams.
I participated in the review a little.
I participated in the review. I highly recommend this series not only to all mathematics lovers but also to all people.
From 2014 to 2016
I was a high school student and made a lot of efforts for improving my handball skill :-) I made some small contribution to 数学ガール(Math Girl) as a reviewer. I love this series X-)
As a member of dodododo.
SECCON 2013 Hokkaido
OSC Hokkaido 2013 #osc13do
Security Camp Forum 2013
As a speaker.
Security Camp 2012
As a participant.