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๋กœ๊ทธ์ธ

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Mirage
๊ณต์‹ ํ’€์ด
reversing
Dreamhack
20์ฝ”์ธ
Internal Secret
๊ณต์‹ ํ’€์ด
web
Dreamhack
20์ฝ”์ธ
Sig Tuning
๊ณต์‹ ํ’€์ด
crypto
Dreamhack
20์ฝ”์ธ
Magnus Carlsen
๊ณต์‹ ํ’€์ด
pwnable
Dreamhack
20์ฝ”์ธ

๋žญํ‚น

197 ๋ช…์ด ์ฐธ์—ฌ ์ค‘์ž…๋‹ˆ๋‹ค.
Last updated: 2025.12.22. 23:37:24
์ˆœ์œ„ ์ ์ˆ˜ ์‚ฌ์šฉ์ž
1์œ„ 2545 pts
Tara
2์œ„ 2545 pts
lvrobin
3์œ„ 2545 pts
avatar
B1ackCat
4์œ„ 2545 pts
avatar
yuseong
5์œ„ 2545 pts
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๋ฌธ๋”ฉ
6์œ„ 2545 pts
avatar
ํƒš์œผ์นด
7์œ„ 2545 pts
avatar
๋€จ๊พธ๋€จ๋€จ๊พธ
8์œ„ 2545 pts
avatar
posix
9์œ„ 2545 pts
avatar
physicube
10์œ„ 2545 pts
avatar
uug4nax
11์œ„ 2545 pts
avatar
pandas
12์œ„ 2545 pts
kimh_
13์œ„ 2036 pts
avatar
Rootsquare
14์œ„ 1747 pts
avatar
DA2RIM
15์œ„ 1747 pts
c0met

๊ฒฐ๊ณผ

์‚ฌ์šฉ์ž
LP
๋ณ€๋™๋œ ํ‹ฐ์–ด
Tara
2237
182
Diamond II
lvrobin
2160
161
Diamond III
avatar
B1ackCat
2279
68
Diamond II
avatar
yuseong
2233
63
Diamond II
avatar
๋ฌธ๋”ฉ
2177
78
Diamond III
avatar
ํƒš์œผ์นด
1803
166
Platinum III
avatar
๋€จ๊พธ๋€จ๋€จ๊พธ
1921
109
Platinum II
avatar
posix
2244
67
Diamond II
avatar
physicube
1971
165
Platinum II
avatar
uug4nax
1984
89
Platinum II
avatar
pandas
1732
132
Gold I
kimh_
1594
Gold III
avatar
Rootsquare
2225
3
Diamond II
avatar
DA2RIM
1920
67
Platinum II
c0met
2029
38
Platinum I
๋ฅผ๋ฅด๋ฅด๋ฅผ
1833
114
Platinum III
avatar
Yu_212
2542
-70
Master
avatar
kakur41
2089
13
Platinum I
0NE
1982
34
Platinum II
rev4fun
1698
166
Gold II
avatar
๋น„ํฌ๋งท
1964
31
Platinum II
avatar
Donte
1794
87
Gold I
avatar
์š”๋‹ค์ชจ๋ฆฌ
1774
181
Gold I
avatar
zennis kayy
1656
102
Gold II
avatar
sendol
1781
73
Gold I
avatar
jsseoi
1720
88
Gold I
avatar
kq5y
1894
42
Platinum III
waybie
1728
128
Gold I
avatar
uyl
1636
87
Gold II
๋ฌด์˜๋ฏธ
1823
53
Platinum III
Season 7
Dreamhack CTF Season 7 Round #23 (๐ŸšฉDiv1)
์ผ์‹œ
2025.12.06. 09:00:00
~ 2025.12.07. 23:59:59
197
๋ช… ์ฐธ์—ฌํ•จ
CTF ๊ฐœ์ตœ
Dreamhack
์ง„ํ–‰์‹œ๊ฐ„
2์ผ
ํ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.
  4. ๋Œ€ํšŒ๊ฐ€ ์ง„ํ–‰๋˜๋Š” ๋™์•ˆ ๋ฌธ์ œ ํŒŒ์ผ์„ ๋‹ค๋ฅธ ์‚ฌ๋žŒ๊ณผ ๊ณต์œ ํ•˜๋ฉด ์•ˆ๋ฉ๋‹ˆ๋‹ค.
๋ณด์ƒ
  • ๋“œ๋ฆผํ•ต ๋ณด์กฐ ๋ฐฐํ„ฐ๋ฆฌ
    • ์ƒ์œ„ 1๋ช…
    • ์ถ”์ฒจ 4๋ช…(์ตœ์†Œ ํ•œ ๋ฌธ์ œ ์ด์ƒ ํ•ด๊ฒฐํ•œ ์‚ฌ๋žŒ)
์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.