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269๋ช…์ด ์ฐธ์—ฌํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
Last updated: 2024.09.17. 04:22:03
์ˆœ์œ„ ์ ์ˆ˜ ์‚ฌ์šฉ์ž
1์œ„ 932 pts
baver
CTF First Place
2์œ„ 932 pts
Nicknema
๋Œ€ํ‘œ ์—…์  ์—†์Œ
3์œ„ 932 pts
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AmesianX
์›Œ๊ฒŒ์ž„ ํ’€์ด: 1
4์œ„ 932 pts
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p6rkdoye0n
๋Œ€ํ‘œ ์—…์  ์—†์Œ
5์œ„ 932 pts
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LM_R3dzone
์›Œ๊ฒŒ์ž„ ๊ณ ์ธ๋ฌผ
6์œ„ 932 pts
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ssongk
2024 Invitational Contenders
7์œ„ 932 pts
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Rosieblue
์›Œ๊ฒŒ์ž„ ๊ณ ์ธ๋ฌผ
8์œ„ 932 pts
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Shunt
๋Œ€ํ‘œ ์—…์  ์—†์Œ
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biluv
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d3ng03
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11์œ„ 932 pts
5555555
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12์œ„ 932 pts
ddood
๋Œ€ํ‘œ ์—…์  ์—†์Œ
13์œ„ 932 pts
devonnuri
์›Œ๊ฒŒ์ž„: 1
14์œ„ 932 pts
avatar
๋ฌธ๋”ฉ
๋Œ€ํ‘œ ์—…์  ์—†์Œ
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Hi juno
์ „์ž๋‘๋‡Œ

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Season 4
Dreamhack CTF Season 4 Round #6 (๐ŸŒฑDiv2)
์ผ์‹œ
2023.09.23. 09:00:00
~ 2023.09.23. 23:59:59
277๋ช… ์ฐธ์—ฌ
CTF ๊ฐœ์ตœ
Dreamhack
์ง„ํ–‰์‹œ๊ฐ„
15์‹œ๊ฐ„
ํŒ€ ๊ทœ๋ชจ
๊ฐœ์ธ
๊ฐœ์š”

Dreamhack CTF๋Š” ์ •๊ธฐ์ ์œผ๋กœ ๊ฐœ์ตœ๋˜๋Š” ๋Œ€ํšŒ์ž…๋‹ˆ๋‹ค.

๋ฌธ์˜

๊ทœ์น™
  1. CTF ์ฐธ๊ฐ€์ž ๊ฐ„์˜ ์ •๋‹ต ๊ณต์œ  ๋ฐ ํ’€์ด ๊ณผ์ • ๊ณต์œ ๋Š” ์—„๊ฒฉํžˆ ๊ธˆ์ง€๋˜์–ด ์žˆ์œผ๋ฉฐ, ์‹ค๊ฒฉ์˜ ๋Œ€์ƒ์ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
  2. CTF ์ฐธ์—ฌ์ž๋Š” ๋ฐ˜๋“œ์‹œ ๊ณต๊ฒฉ ๋Œ€์ƒ์œผ๋กœ ์ •ํ•ด์ง„ ์„œ๋ฒ„๋งŒ์„ ์ ‘์†ํ•˜๊ณ  ๊ณต๊ฒฉํ•ด์•ผ ํ•ฉ๋‹ˆ๋‹ค.
  3. Dreamhack์„ ํฌํ•จํ•œ CTF ์„œ๋ฒ„ ์šด์˜์— ์˜ํ–ฅ์„ ๋ฏธ์น˜๋Š” ํ–‰์œ„ ํ˜น์€ ์›ํ™œํ•œ ์ง„ํ–‰์— ๋ฐฉํ•ด๊ฐ€ ๋  ์ˆ˜ ์žˆ๋Š” ํ–‰๋™ ๋ฐ ์‹œ๋„ ๋˜ํ•œ ์‹ค๊ฒฉ์˜ ๋Œ€์ƒ์ด ๋  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.
๋ณด์ƒ
  • ๋“œ๋ฆผํ•ต ๊ตฟ์ฆˆ(๋…ธํŠธ๋ถ ํŒŒ์šฐ์น˜)
    • ์ƒ์œ„ 1๋ช…
    • ์ถ”์ฒจ 4๋ช… (์ตœ์†Œ ํ•œ ๋ฌธ์ œ ์ด์ƒ ํ•ด๊ฒฐํ•œ ์‚ฌ๋žŒ)

์ƒํ’ˆ ์ถ”์ฒจ์€ ๋“œ๋ฆผํ•ต ๊ณต์‹ ๋””์Šค์ฝ”๋“œ ์„œ๋ฒ„ ์˜ #dh-ctf-season4 ์ฑ„๋„์—์„œ ์ง„ํ–‰ํ•ฉ๋‹ˆ๋‹ค.

์ฑ„์ 

๊ฐ ๋ฌธ์ œ์˜ ์ ์ˆ˜๋Š” ํ’€์ด์ž ์ˆ˜์— ๋”ฐ๋ผ ์กฐ์ •๋ฉ๋‹ˆ๋‹ค.

ํ”Œ๋ž˜๊ทธ ํ˜•์‹

ํ”Œ๋ž˜๊ทธ์˜ ํ˜•์‹์€ DH{...}์ž…๋‹ˆ๋‹ค.

ํ”Œ๋ž˜๊ทธ ์ œ์ถœ ์ œํ•œ
๋ฌธ์ œ๋‹น 30์ดˆ๋งˆ๋‹ค ํ•œ ๋ฒˆ์”ฉ Flag๋ฅผ ์ œ์ถœ ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.