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
OnTheFly
pescado
retromantics
that_fresh_IT
Lc4rL1
fs0c13ty
kaldoony
r00t4m3
77 Online
Guest(x70)
,
Alex04
,
bonesdr
,
Fox1337
,
kiro_ctf
,
tehron
,
wekito
,
zM_
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
4
Training: Time is of the Essence
by
gizmore
42
4y 234d
16
5.06
6.56
8.44
1
CGX#14: Cracking Intro - Amaze Us
by
DejaVu
,
gizmore
and
x
37
1y 158d
16
4.00
5.62
8.31
5
The Travelling Customer
by
Gizmore
116
14y 132d
27
5.74
6.78
7.52
2
Factor 2
by
Gizmore
176
5y 215d
21
2.57
3.71
6.86
4
Fineprint
by
gizmore
17
2y 291d
5
4.40
4.40
6.60
1
CGX#10: SQL Injection
by
gizmore
and
x
135
1y 350d
18
3.11
5.17
6.11
2
Training: MySQL II
by
Gizmore
3073
14y 191d
221
4.85
5.97
6.03
1
Training: No DNS
by
gizmore
258
3y 43d
33
2.30
4.09
5.61
3
Training: Crypto - Substitution II
by
Gizmore
535
14y 191d
59
3.61
3.92
5.44
4
Training: RegexMini
by
ludde
654
13y 256d
53
4.34
6.15
5.43
3
Training: WWW-Rewrites
by
Gizmore
444
14y 189d
40
3.33
5.17
5.42
2
Training: Math Pyramid
by
Gizmore
1902
14y 181d
145
4.12
4.14
5.32
2
Training: LSB
by
Gizmore
2094
14y 162d
155
3.41
5.40
5.32
2
Training: Crypto - Digraphs
by
Gizmore
1254
14y 191d
132
4.26
4.45
5.31
2
Training: Regex
by
Gizmore
3196
14y 271d
322
4.14
6.09
5.07
3
Zebra
by
hirsch
1687
14y 132d
147
2.21
2.95
4.96
2
Training: PHP LFI
by
Gizmore
5009
14y 242d
330
2.87
5.16
4.91
2
Training: Programming 1
by
Gizmore
5119
16y 325d
247
2.89
4.58
4.86
2
Training: GPG
by
Gizmore
1060
14y 149d
102
2.87
6.24
4.79
2
AUTH me
by
Gizmore
563
11y 320d
48
3.54
5.33
4.73
2
Training: Crypto - Caesar II
by
Gizmore
2671
14y 191d
185
2.92
3.68
4.66
2
Training: Register Globals
by
Gizmore
3055
14y 181d
202
2.59
4.59
4.65
2
Training: Baconian
by
Gizmore
1737
14y 174d
134
3.12
4.44
4.63
3
Stegano Attachment
by
Gizmore
2013
14y 149d
156
2.52
3.99
4.56
2
Training: Crypto - Substitution I
by
Gizmore
3254
14y 191d
195
3.04
3.65
4.43
2
Training: MySQL I
by
Gizmore
6028
14y 191d
444
2.12
4.17
4.29
2
Training: Crypto - Transposition I
by
Gizmore
4020
14y 191d
264
2.39
3.33
4.12
2
Training: Encodings I
by
Gizmore
5289
16y 353d
340
3.28
4.31
3.96
2
Training: WWW-Basics
by
Gizmore
1671
14y 189d
154
2.20
4.22
3.79
4
Training: Bacon Returns
by
Gizmore
233
14y 159d
23
4.65
3.65
3.78
2
Training: Checksums
by
gizmore
92
2y 291d
18
1.94
1.67
3.44
1
Training: WWW-Robots
by
Gizmore
11397
14y 162d
807
1.20
3.54
3.42
2
Prime Factory
by
ch0wch0w
7873
17y 61d
580
1.97
2.79
3.35
1
CGX#16: Big Endian
by
gizmore
and
x
59
234d 6h
6
1.50
2.33
2.83
1
Training: Crypto - Caesar I
by
Gizmore
12999
14y 191d
849
1.19
2.47
2.73
1
Training: Stegano I
by
Gizmore
13722
16y 325d
911
1.07
2.57
2.67
1
CGX#3: Binary Encoding
by
gizmore
and
x
758
2y 117d
56
0.27
2.45
2.46
1
Encodings: URL
by
Gizmore
11955
14y 74d
743
0.79
2.09
2.46
1
CGX#15: Still Binary
by
gizmore
and
x
89
234d 6h
15
1.73
2.53
2.33
1
Training: Get Sourced
by
Gizmore
20008
17y 61d
1864
0.49
1.76
2.22
1
Training: ASCII
by
Gizmore
13308
14y 74d
852
0.54
1.83
1.70