I💛Frontend 2025: Walkthrough of Capture the Flag Challenges
summary
Nikita Dubko and Sergey Ivanov review the Capture the Flag (CTF) challenges from the Я💛Фронтенд 2025 event, analyze the tasks, and announce the winners. The talk directs listeners to the CTF site and community Telegram for participation and provides links to Yandex event and frontend channels for more information.
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chapters (28)
- 0:00Introduction to CTF
- 3:23How to play and find flags
- 8:01Warm-up level
- 9:46Athena station first challenge
- 13:58Custom Highlight API challenge
- 19:28Classic challenge approach
- 21:57GIF challenge with flag
- 22:48Crossword and non-breaking spaces
- 27:52Spacecraft challenge
- 33:40WebAssembly challenge
- 34:23Abash cipher and solution
- 37:38Technical lab challenge
- 40:49Memory dump challenge
- 43:00Keyboard and encodings challenge
- 48:10Maze and QR code challenge
- 51:20WebSocket final challenge
- 55:213D Mona Lisa challenge
- 1:00:04Surveillance system hack
- 1:03:21Blockchain challenge
- 1:06:35Social engineering challenge
- 1:10:11CSS print styles challenge
- 1:13:24Developer profile challenge
- 1:15:55TypeScript obfuscation challenge
- 1:20:58Accessibility and Braille challenge
- 1:24:54Social media challenge
- 1:31:27Stereo Mona Lisa challenge
- 1:36:55CTF summary and prizes
- 1:40:30Next year invitation
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