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Weird Forest
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reversing
Dreamhack
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Search The Flag
๊ณต์‹ ํ’€์ด
web
Dreamhack
free
Advanced CBC
๊ณต์‹ ํ’€์ด
crypto
Dreamhack
free
unsafe ctypes
๊ณต์‹ ํ’€์ด
pwnable
Dreamhack
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๋žญํ‚น

292๋ช…์ด ์ฐธ์—ฌํ•˜๊ณ  ์žˆ์Šต๋‹ˆ๋‹ค.
Last updated: 2024.09.17. 05:15:46
์ˆœ์œ„ ์ ์ˆ˜ ์‚ฌ์šฉ์ž
1์œ„ 2952 pts
2dedce
์›Œ๊ฒŒ์ž„ ๊ณ ์ธ๋ฌผ
2์œ„ 1970 pts
avatar
Ivy
๋Œ€ํ‘œ ์—…์  ์—†์Œ
3์œ„ 1964 pts
avatar
ks
2024 Invitational 2nd Place
4์œ„ 1000 pts
avatar
J-jaeyoung
์›Œ๊ฒŒ์ž„ ํ’€์ด: 20
5์œ„ 988 pts
avatar
SICKHACK
2023 Christmas CTF ์ฐธ์—ฌ
6์œ„ 988 pts
nnnndpd
๋Œ€ํ‘œ ์—…์  ์—†์Œ
7์œ„ 988 pts
5555555
์›Œ๊ฒŒ์ž„: 1
8์œ„ 982 pts
D1N0
๋Œ€ํ‘œ ์—…์  ์—†์Œ
9์œ„ 982 pts
๋‚˜๋ฆฌ์—˜
๋Œ€ํ‘œ ์—…์  ์—†์Œ
10์œ„ 982 pts
Nicknema
๋Œ€ํ‘œ ์—…์  ์—†์Œ
11์œ„ 982 pts
1234567
๋Œ€ํ‘œ ์—…์  ์—†์Œ
12์œ„ 982 pts
avatar
LittleDev0617
๋Œ€ํ‘œ ์—…์  ์—†์Œ
13์œ„ 982 pts
avatar
Village_Water
๊ณต๋ถ€๋ฒŒ๋ ˆ
14์œ„ 982 pts
mjhmjh1104
๋Œ€ํ‘œ ์—…์  ์—†์Œ
15์œ„ 0 pts
์ปดํ“จํ„ฐ์™•ํ•ดํ‚น
2024 Invitational Contenders

๊ฒฐ๊ณผ

์‚ฌ์šฉ์ž
LP
๋ณ€๋™๋œ ํ‹ฐ์–ด
2dedce
2219
184
Diamond II
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Ivy
1963
138
Platinum II
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ks
2105
164
Diamond III
avatar
J-jaeyoung
1560
226
Gold III
avatar
SICKHACK
1941
178
Platinum II
nnnndpd
1546
125
Gold III
5555555
1712
111
Gold I
D1N0
2277
17
Diamond II
๋‚˜๋ฆฌ์—˜
1600
Gold II
Nicknema
1901
123
Platinum II
1234567
1731
216
Gold I
avatar
LittleDev0617
1991
78
Platinum II
avatar
Village_Water
1613
96
Gold II
mjhmjh1104
1574
143
Gold III
ddood
1394
-4
Silver II
avatar
๋ฌธ๋”ฉ
1576
-54
Gold III
Bluebird
1420
-9
Silver I
avatar
thinkup8
1289
Silver III
๊น€๋ž˜์›
1289
Silver III
์ „์—ญํ•˜๊ณ ๋ด…์‹œ๋‹ค
1480
-30
Silver I
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SoWeGone
1414
-8
Silver I
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Aiden
1292
21
Silver III
ํ•œ๊ฐ•๋ฌผ๋ผ๋ฉด
1289
Silver III
Winty
1756
-100
Gold I
godjh
1248
29
Silver III
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CelebrateEverydaylikeabirthday
1679
-107
Gold II
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lmxx
1397
-5
Silver II
avatar
์ง„ํžˆ
1329
15
Silver II
youner119
1289
Silver III
๊ฐˆํ”ผ๋ฅผ๋ชป์žก๋Š”๋– ๋Œ์ด
1345
7
Silver II
Season 4
Dreamhack CTF Season 4 Round #9 (๐ŸšฉDiv1)
์ผ์‹œ
2023.11.11. 09:00:00
~ 2023.11.11. 23:59:59
290๋ช… ์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(์žฅํŒจ๋“œ)
    • ์ƒ์œ„ 1๋ช… ๋ฐ 11๋“ฑ
    • ์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.