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Writeups

Mirage
Official Writeup
reversing
Dreamhack
free
Internal Secret
Official Writeup
web
Dreamhack
free
Sig Tuning
Official Writeup
crypto
Dreamhack
free
Magnus Carlsen
Official Writeup
pwnable
Dreamhack
free

Ranking

197 players are participating.
Last updated: 2025.12.16. 09:15:54
Rank Score User
#1 2545 pts
Tara
#2 2545 pts
lvrobin
#3 2545 pts
avatar
B1ackCat
#4 2545 pts
avatar
yuseong
#5 2545 pts
avatar
문딩
#6 2545 pts
avatar
탚으카
#7 2545 pts
avatar
뀨꾸뀨뀨꾸
#8 2545 pts
avatar
posix
#9 2545 pts
avatar
physicube
#10 2545 pts
avatar
uug4nax
#11 2545 pts
avatar
pandas
#12 2545 pts
kimh_
#13 2036 pts
avatar
Rootsquare
#14 1747 pts
avatar
DA2RIM
#15 1747 pts
c0met

Result

User
LP
Tier changed to
Tara
2237
182
Diamond II
lvrobin
2160
161
Diamond III
avatar
B1ackCat
2279
68
Diamond II
avatar
yuseong
2233
63
Diamond II
avatar
문딩
2177
78
Diamond III
avatar
탚으카
1803
166
Platinum III
avatar
뀨꾸뀨뀨꾸
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
를르르를
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
비포맷
1964
31
Platinum II
avatar
Donte
1794
87
Gold I
avatar
요다쪨리
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
무의미
1823
53
Platinum III
Season 7
Dreamhack CTF Season 7 Round #23 (🚩Div1)
Date
2025.12.06. 09:00:00
~ 2025.12.07. 23:59:59
197
participated
Organized by
Dreamhack
Time
2 days
Team size
Individual
Description

Dreamhack CTF is a regularly held competition.
Inquiries

Rules
  1. Sharing answers or solution methods among CTF participants is strictly forbidden and may result in disqualification.
  2. CTF participants must only access and attack the designated target servers.
  3. Any actions or attempts that could impact the operation of Dreamhack or the CTF servers, or disrupt the smooth conduct of the event, may also result in disqualification.
  4. During the competition, participants must not share the challenge files with anyone else.
Rewards
  • Dreamhack portable charger
    • 1 CTF Winner
    • 4 Lucky Draws (Min. 1 solve required)
Scoring

Score of each challenge is adjusted based on the number of solvers.

Flag Format

The flag format is DH{...}.

Flag Submission Threshold
Flags can be submitted once every 30 seconds per challenge.