English
German
French
Spanish
Albanian
Arabic
Dutch
Bosnian
Serbian
Turkish
Czech
Finnish
Hungarian
Italian
Polish
Russian
Estonian
Urdu
News
Links
Sites
Forum
Ranking
Challenges
Downloads
Register
New Sites
HackMyVM
pwn.college
PWN.TN
PromptRiddle
PyDéfis
CryptoHack
247CTF
Énigmes À Thématiques
New Users
jujg3rnAut
c0d3m0nk3y
inselaffe03
chingaral
snowman1701
mrw
Bangerman
DDr4g0n
53 Online
Guest(x49)
,
cheerfulbull
,
klixto
,
tehron
All(187)
,
Audio(4)
,
CGX(15)
,
Coding(23)
,
Cracking(12)
,
Crypto(26)
,
Encoding(25)
,
Exploit(62)
,
Forensics(1)
,
Fun(10)
,
HTTP(11)
,
Image(8)
,
Java(3)
,
Javascript(1)
,
Linux(9)
,
Logic(6)
,
Math(9)
,
MySQL(17)
,
Network(1)
,
PHP(27)
,
Python(2)
,
Realistic(6)
,
Regex(2)
,
Research(7)
,
Shell(2)
,
Simulated(1)
,
Special(11)
,
Stegano(25)
,
Storyline(4)
,
Training(50)
,
Unknown(2)
,
Warchall(11)
,
Windows(1)
,
XSS(2)
Scored Challenges
All
Browse Folder
Coding Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
1
No Action
by
gizmore
33
104d 6h
7
1.29
2.29
1.57
2
Training: Programming 1
by
Gizmore
5095
16y 139d
247
2.89
4.58
4.86
2
2021 Christmas Gifts
by
gizmore
23
2y 357d
9
2.89
5.33
5.89
2
2021 Christmas Grampa
by
gizmore
226
2y 343d
27
0.78
1.11
1.96
2
PyHash
by
gizmore
31
199d 5h
10
2.70
6.70
5.30
3
Flow Over Astronomy
by
anto
391
16y 139d
43
4.40
5.40
5.58
3
Britcoin
by
Gizmore
40
6y 259d
18
2.83
5.28
6.67
3
Rubik's Cube
by
space
28
6y 46d
12
5.08
4.25
6.42
3
2021 Christmas Friday
by
gizmore
43
2y 359d
10
2.80
3.40
8.00
3
Few Bonaccis
by
gizmore
13
105d 4h
6
4.17
6.83
7.50
4
Training: Net Ports
by
Gizmore
457
10y 184d
24
3.12
4.83
4.67
4
Training: Time is of the Essence
by
gizmore
37
4y 48d
15
5.13
6.73
8.40
4
MD5 Broken
by
gizmore
11
48d 3h
8
3.50
3.00
7.00
5
Can you read me
by
Gizmore
500
16y 239d
37
3.86
5.84
5.68
5
Lettergrid
by
Gizmore
169
16y 239d
20
5.10
4.70
5.40
5
The Travelling Customer
by
Gizmore
109
13y 311d
26
5.81
6.92
7.65
5
Inka
by
Gizmore
35
12y 276d
12
6.00
7.08
7.92
5
Time to Reset
by
Gizmore
130
12y 64d
27
5.56
7.22
7.33
5
Valentine's Gold
by
gizmore
and
tehron
15
288d 3h
7
4.71
5.86
8.57
6
Letterworm
by
Gizmore
101
16y 239d
19
5.00
5.47
7.05
7
What is your Name?
by
Mawekl
42
12y 112d
11
7.18
8.09
7.55
7
Time to Reset II
by
Gizmore
and
noother
25
12y 59d
11
8.45
9.82
9.82
8
Crackcha
by
Gizmore
40
13y 340d
17
8.18
9.59
9.35