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ByteCaesar
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crypto
Dreamhack
20์ฝ”์ธ
bytechanger
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pwnable
Dreamhack
20์ฝ”์ธ
ezmix
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reversing
Dreamhack
20์ฝ”์ธ
curling
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web
Dreamhack
20์ฝ”์ธ

๋žญํ‚น

746 ๋ช…์ด ์ฐธ์—ฌ ์ค‘์ž…๋‹ˆ๋‹ค.
Last updated: 2025.05.17. 06:10:59
์ˆœ์œ„ ์ ์ˆ˜ ์‚ฌ์šฉ์ž
1์œ„ 503 pts
avatar
์„ธ์ธ๋‹˜
First Person
2์œ„ 503 pts
๋ฐ•๋„์›
๋Œ€ํ‘œ ์—…์  ์—†์Œ
3์œ„ 503 pts
leehojune
Crazy 8
4์œ„ 503 pts
Neutral.B
๋Œ€ํ‘œ ์—…์  ์—†์Œ
5์œ„ 503 pts
PieCer
๋Œ€ํ‘œ ์—…์  ์—†์Œ
6์œ„ 503 pts
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๐Ÿšซ
๋Œ€ํ‘œ ์—…์  ์—†์Œ
7์œ„ 503 pts
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DA2RIM
๋ฆฌ๋ฒ„์‹ฑ ์กธ์—…
8์œ„ 503 pts
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juntae
๋Œ€ํ‘œ ์—…์  ์—†์Œ
9์œ„ 503 pts
avatar
kakur41
๋Œ€ํ‘œ ์—…์  ์—†์Œ
10์œ„ 503 pts
zetacode
๋Œ€ํ‘œ ์—…์  ์—†์Œ
11์œ„ 503 pts
avatar
JJ3rry
CTF ์ดˆ๋ณด์ž
12์œ„ 503 pts
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d3vh4cks
๋Œ€ํ‘œ ์—…์  ์—†์Œ
13์œ„ 503 pts
SkyLance
๋Œ€ํ‘œ ์—…์  ์—†์Œ
14์œ„ 503 pts
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ruur
๋Œ€ํ‘œ ์—…์  ์—†์Œ
15์œ„ 503 pts
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rina
๋Œ€ํ‘œ ์—…์  ์—†์Œ

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1630
163
Gold II
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1629
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leehojune
1930
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1626
Gold II
PieCer
1843
275
Platinum III
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๐Ÿšซ
1622
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DA2RIM
1835
186
Platinum III
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juntae
1618
Gold II
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kakur41
1616
Gold II
zetacode
1614
Gold II
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JJ3rry
1873
276
Platinum III
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d3vh4cks
1610
518
Gold II
SkyLance
1608
Gold II
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ruur
1606
Gold II
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rina
1665
256
Gold II
Eth007
1441
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Silver I
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RTV
1643
200
Gold II
krrr
1790
233
Gold I
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๋ฃจํŠธ๋กœ๊ทธ
1451
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Silver I
mntly
1439
243
Silver I
Flipout50
1593
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DemiSoda
1591
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BTS-Lover
1589
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Thang
1353
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1677
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Season 7
Dreamhack CTF Season 7 Round #4 (๐ŸŒฑDiv2)
์ผ์‹œ
2025.02.22. 09:00:00
~ 2025.02.22. 23:59:59
760
๋ช… ์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˜- ๋“œ๋ฆผํ•ต ๊ณต์‹ ๋””์Šค์ฝ”๋“œ ์„œ๋ฒ„์˜ #dh-ctf-season7 ์ฑ„๋„

๊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 ์šฐ์‚ฐ
    • ์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.