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reversing
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uncommon e
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crypto
Dreamhack
free
newstrcmp
๊ณต์‹ ํ’€์ด
pwnable
Dreamhack
free
baby-union
๊ณต์‹ ํ’€์ด
web
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๋žญํ‚น

218๋ช…์ด ์ฐธ์—ฌ ์ค‘์ž…๋‹ˆ๋‹ค.
Last updated: 2025.01.05. 09:24:41
์ˆœ์œ„ ์ ์ˆ˜ ์‚ฌ์šฉ์ž
1์œ„ 2664 pts
avatar
keyme
CTF Second Place
2์œ„ 2664 pts
csh22101
์›Œ๊ฒŒ์ž„: 1
3์œ„ 1830 pts
avatar
1s0m0rph1sm
์•”ํ˜ธํ•™ ์ž…๋ฌธ
4์œ„ 1830 pts
nnnndpd
๋Œ€ํ‘œ ์—…์  ์—†์Œ
5์œ„ 1781 pts
rycbar
๋Œ€ํ‘œ ์—…์  ์—†์Œ
6์œ„ 1717 pts
comibear
๋Œ€ํ‘œ ์—…์  ์—†์Œ
7์œ„ 1717 pts
์•„๋ฆฌ์Šคํ† ํ…”๋ ˆ์Šค
๋Œ€ํ‘œ ์—…์  ์—†์Œ
8์œ„ 1717 pts
์กฐ๋ฅด๊ฑฐ์ด
์›Œ๊ฒŒ์ž„ ๊ณ ์ธ๋ฌผ
9์œ„ 1088 pts
avatar
CelebrateEverydaylikeabirthday
2024 Invitational Contenders
10์œ„ 1088 pts
avatar
buaii
์›Œ๊ฒŒ์ž„ ๊ณ ์ธ๋ฌผ
11์œ„ 975 pts
avatar
์ง„ํƒœํ˜•๋‹˜
๋Œ€ํ‘œ ์—…์  ์—†์Œ
12์œ„ 975 pts
kwakmu18
์‚ฌ์ด๋ณด๊ทธ
13์œ„ 975 pts
757465
๋Œ€ํ‘œ ์—…์  ์—†์Œ
14์œ„ 975 pts
K0n9
๋Œ€ํ‘œ ์—…์  ์—†์Œ
15์œ„ 975 pts
avatar
ZeroOne
์›Œ๊ฒŒ์ž„ ๊ณ ์ธ๋ฌผ

๊ฒฐ๊ณผ

์‚ฌ์šฉ์ž
LP
๋ณ€๋™๋œ ํ‹ฐ์–ด
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keyme
1894
230
Platinum III
csh22101
1613
191
Gold II
avatar
1s0m0rph1sm
1830
150
Platinum III
nnnndpd
1421
102
Silver I
rycbar
1600
Gold II
comibear
1505
93
Gold III
์•„๋ฆฌ์Šคํ† ํ…”๋ ˆ์Šค
1788
161
Gold I
์กฐ๋ฅด๊ฑฐ์ด
1723
205
Gold I
avatar
CelebrateEverydaylikeabirthday
1786
121
Gold I
avatar
buaii
1547
143
Gold III
avatar
์ง„ํƒœํ˜•๋‹˜
1564
Gold III
kwakmu18
1443
101
Silver I
757465
1574
87
Gold III
K0n9
1536
105
Gold III
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ZeroOne
1500
149
Gold III
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Jmini
1436
100
Silver I
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Southpaw
1735
157
Gold I
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ne0ekspert
1531
Gold III
F31dspar
1587
64
Gold III
hcJung
1522
Gold III
๋นˆ์„ผํŠธ
1519
Gold III
1234567
1515
Gold III
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Orthodox
1511
Gold III
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๋…ธ์ธ_
1525
91
Gold III
zeropointer_dongha
1336
94
Silver II
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DotJM
1447
129
Silver I
shpark1104
1697
113
Gold II
ํƒˆํ‡ดํ•œ ์ด์šฉ์ž
1510
85
Gold III
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cidy
1443
74
Silver I
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๋ฐ˜์ง€์˜์ œ์™•
1631
49
Gold II
Season 4
Dreamhack CTF Season 4 Round #8 (๐ŸŒฑDiv2)
์ผ์‹œ
2023.10.28. 09:00:00
~ 2023.10.28. 23:59:59
222๋ช… ์ฐธ์—ฌํ•จ
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(์Šฌ๋ฆฌํผ)
    • ์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.