Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
CTF大会開催はいいぞ。- 魔女のお茶会 2021冬 / Guide for holding ...
Search
Hi120ki
November 14, 2021
Technology
2
1.5k
CTF大会開催はいいぞ。- 魔女のお茶会 2021冬 / Guide for holding CTF events
魔女のお茶会 2021冬 発表スライド
https://www.youtube.com/watch?v=oKNwBLvO9vc
https://connpass.com/event/227688/
Hi120ki
November 14, 2021
Tweet
Share
More Decks by Hi120ki
See All by Hi120ki
MCPの認証と認可 - MCP Meetup Tokyo 2025
hi120ki
18
13k
運用して初めてわかったDevinのセキュリティ課題 - Devin Meetup Tokyo 2025
hi120ki
11
7.7k
SECCON13 - SECCON Beginners Workshop - Reversing
hi120ki
0
230
Reversing基礎編 / Basics of Reversing - SECCON Beginners Live 2022
hi120ki
5
2.1k
Magicで学ぶWebセキュリティ - SECCON Beginners Live 2021
hi120ki
0
1.1k
Other Decks in Technology
See All in Technology
配列に見る bash と zsh の違い
kazzpapa3
3
170
Webhook best practices for rock solid and resilient deployments
glaforge
2
310
OWASP Top 10:2025 リリースと 少しの日本語化にまつわる裏話
okdt
PRO
3
840
pool.ntp.orgに ⾃宅サーバーで 参加してみたら...
tanyorg
0
670
インフラエンジニア必見!Kubernetesを用いたクラウドネイティブ設計ポイント大全
daitak
1
390
Embedded SREの終わりを設計する 「なんとなく」から計画的な自立支援へ
sansantech
PRO
3
2.6k
We Built for Predictability; The Workloads Didn’t Care
stahnma
0
150
~Everything as Codeを諦めない~ 後からCDK
mu7889yoon
3
500
SREが向き合う大規模リアーキテクチャ 〜信頼性とアジリティの両立〜
zepprix
0
480
コミュニティが変えるキャリアの地平線:コロナ禍新卒入社のエンジニアがAWSコミュニティで見つけた成長の羅針盤
kentosuzuki
0
130
10Xにおける品質保証活動の全体像と改善 #no_more_wait_for_test
nihonbuson
PRO
2
330
会社紹介資料 / Sansan Company Profile
sansan33
PRO
15
400k
Featured
See All Featured
Building Better People: How to give real-time feedback that sticks.
wjessup
370
20k
Visualization
eitanlees
150
17k
Large-scale JavaScript Application Architecture
addyosmani
515
110k
Max Prin - Stacking Signals: How International SEO Comes Together (And Falls Apart)
techseoconnect
PRO
0
87
Bridging the Design Gap: How Collaborative Modelling removes blockers to flow between stakeholders and teams @FastFlow conf
baasie
0
450
Documentation Writing (for coders)
carmenintech
77
5.3k
ラッコキーワード サービス紹介資料
rakko
1
2.3M
Designing Dashboards & Data Visualisations in Web Apps
destraynor
231
54k
A brief & incomplete history of UX Design for the World Wide Web: 1989–2019
jct
1
300
GitHub's CSS Performance
jonrohan
1032
470k
Why Our Code Smells
bkeepers
PRO
340
58k
Game over? The fight for quality and originality in the time of robots
wayneb77
1
120
Transcript
CTF 2021/ hi120ki
@hi120ki CTF Wani Hackase Web Reversing 2 WaniCTF ( )
SECCON Beginners CTF 2021 ( ) WaniCTF 2020 WaniCTF 21-spring WaniCTF 2021
WaniCTF 3 CTF 300
CTF CTF ! Q&A 4
CTF 5 Jeopardy Attack & Defense King of the Hill
頻
CTF 6 & etc...
CTF 7 & + ⾒ Discord Twitter
8 + OK Docker Docker Compose OSS
9 CTF
1 • • • • • Writeup • • 10
2 • • & • 頻 • • • +
& • 0 11
12 Styled memo (WaniCTF 2021) Django Web PostgreSQL Redis +
13 CTF
14 CTF
- 15 ( RCE )
16 - WaniCTF 2 ( ) ( )
- 17 OSS (1) CTFd https://github.com/CTFd/CTFd
- 18 OSS (2) rCTF https://github.com/redpwn/rctf CTFd
19 - GitHub ⾒ Slack prometheus exporter
20 - 1 : ( CTFd )
- 21 WaniCTFd k6
22
23
24
25 WaniCTF CPU
26 WaniCTF CPU
27 WaniCTF CPU
28 & https://github.com/wani-hackase/wanictf2021-writeup/blob/main/web/traversal/checker/web_traversal.py
29 ( )
30
31 Q&A
Q&A ? 32 (2 ) : EC2 t2.small, RDS t2.micro
(5 ) : EC2 t2.medium x3 (10 ) : EC2 t2.medium & t2.small + 4
Q&A ? 33 2 : ( ) 2~3 : HP
Twittrer&Discord 1 : ( 2 ) ~ : :
Q&A ( ) 34 HTTPS SSL ( https://crt.sh/) Discord CTF
SSL Caddy CTF (e.g. Discord )
Q&A 35
Q&A 36 CTF + SRE ( )
CTF ~ ~ 頻
38 WaniCTF 2021 https://hi120ki.github.io/blog/posts/20211109/ WaniCTF https://wanictf.org/