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
Hack The Web
HackMyVM
pwn.college
PWN.TN
PromptRiddle
PyDéfis
CryptoHack
247CTF
New Users
cactushai145
fortisimo
solfatara
connesc
ElkhornHeavy
At0m
x0rg
Zedan
57 Online
Guest(x47)
,
Agent13
,
Aiden
,
amu026
,
DomoHomo
,
HvT
,
tehron
,
wekito
All(179)
,
Audio(4)
,
CGX(6)
,
Coding(23)
,
Cracking(12)
,
Crypto(26)
,
Encoding(18)
,
Exploit(60)
,
Forensics(1)
,
Fun(10)
,
HTTP(11)
,
Image(8)
,
Java(3)
,
Javascript(1)
,
Linux(9)
,
Logic(6)
,
Math(9)
,
MySQL(16)
,
Network(1)
,
PHP(27)
,
Python(2)
,
Realistic(6)
,
Regex(2)
,
Research(7)
,
Shell(2)
,
Simulated(1)
,
Special(12)
,
Stegano(25)
,
Storyline(4)
,
Training(41)
,
Unknown(2)
,
Warchall(11)
,
Windows(1)
,
XSS(2)
Scored Challenges
All
Browse Folder
Training Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
1
CGX#15: Still Binary
by
gizmore
and
x
74
168d 21h
10
1.30
1.40
1.10
2
Training: Checksums
by
gizmore
86
2y 225d
18
1.94
1.67
3.44
1
Training: Get Sourced
by
Gizmore
19950
16y 360d
1858
0.49
1.75
2.21
1
Training: ASCII
by
Gizmore
13271
14y 9d
848
0.54
1.82
1.69
1
Encodings: URL
by
Gizmore
11921
14y 9d
739
0.79
2.08
2.44
1
CGX#3: Binary Encoding
by
gizmore
and
x
732
2y 51d
54
0.28
2.26
2.33
1
CGX#16: Big Endian
by
gizmore
and
x
52
168d 21h
5
1.60
2.40
3.00
1
Training: Crypto - Caesar I
by
Gizmore
12964
14y 125d
847
1.19
2.47
2.73
1
Training: Stegano I
by
Gizmore
13689
16y 259d
908
1.06
2.56
2.66
2
Prime Factory
by
ch0wch0w
7863
16y 360d
579
1.97
2.79
3.35
3
Zebra
by
hirsch
1686
14y 67d
146
2.23
2.94
4.95
2
Training: Crypto - Transposition I
by
Gizmore
4016
14y 125d
263
2.39
3.32
4.12
1
Training: WWW-Robots
by
Gizmore
11364
14y 96d
804
1.19
3.53
3.41
2
Training: Crypto - Substitution I
by
Gizmore
3252
14y 125d
195
3.04
3.65
4.43
4
Training: Bacon Returns
by
Gizmore
233
14y 94d
23
4.65
3.65
3.78
2
Training: Crypto - Caesar II
by
Gizmore
2669
14y 125d
185
2.92
3.68
4.66
2
Factor 2
by
Gizmore
175
5y 149d
21
2.57
3.71
6.86
3
Training: Crypto - Substitution II
by
Gizmore
533
14y 125d
59
3.61
3.92
5.44
1
Training: No DNS
by
gizmore
246
2y 343d
31
2.13
3.97
5.52
3
Stegano Attachment
by
Gizmore
2012
14y 84d
155
2.53
4.01
4.55
2
Training: Math Pyramid
by
Gizmore
1899
14y 115d
145
4.12
4.14
5.32
2
Training: MySQL I
by
Gizmore
6018
14y 125d
443
2.12
4.17
4.29
2
Training: WWW-Basics
by
Gizmore
1671
14y 123d
154
2.20
4.22
3.79
2
Training: Encodings I
by
Gizmore
5284
16y 287d
340
3.28
4.31
3.96
4
Fineprint
by
gizmore
17
2y 225d
5
4.40
4.40
6.60
2
Training: Baconian
by
Gizmore
1737
14y 108d
134
3.12
4.44
4.63
2
Training: Crypto - Digraphs
by
Gizmore
1254
14y 125d
132
4.26
4.45
5.31
2
Training: Programming 1
by
Gizmore
5113
16y 259d
247
2.89
4.58
4.86
2
Training: Register Globals
by
Gizmore
3050
14y 115d
201
2.58
4.59
4.64
1
CGX#10: SQL Injection
by
gizmore
and
x
131
1y 285d
16
3.12
5.06
6.12
2
Training: PHP LFI
by
Gizmore
5001
14y 176d
330
2.87
5.16
4.91
3
Training: WWW-Rewrites
by
Gizmore
444
14y 123d
40
3.33
5.17
5.42
2
AUTH me
by
Gizmore
561
11y 255d
48
3.54
5.33
4.73
2
Training: LSB
by
Gizmore
2093
14y 96d
155
3.41
5.40
5.32
1
CGX#14: Cracking Intro - Amaze Us
by
DejaVu
,
gizmore
and
x
34
1y 93d
15
4.00
5.67
8.27
2
Training: MySQL II
by
Gizmore
3065
14y 125d
220
4.85
5.96
6.01
2
Training: Regex
by
Gizmore
3189
14y 206d
321
4.14
6.09
5.08
4
Training: RegexMini
by
ludde
654
13y 190d
53
4.34
6.15
5.43
2
Training: GPG
by
Gizmore
1060
14y 84d
102
2.87
6.24
4.79
4
Training: Time is of the Essence
by
gizmore
41
4y 169d
16
5.06
6.56
8.44
5
The Travelling Customer
by
Gizmore
112
14y 67d
27
5.74
6.78
7.52