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
pwn.college
PWN.TN
PromptRiddle
PyDéfis
CryptoHack
247CTF
Énigmes À Thématiques
LordofSQLi
New Users
secretsika
choedev
ersinaydogmus
bu19akov
IGI44
ttdidit
mehmetkaragoz
Hackerf4r
82 Online
Guest(x78)
,
livinskull
,
p0lar
All(171)
,
Audio(4)
,
CGX(4)
,
Coding(19)
,
Cracking(10)
,
Crypto(26)
,
Encoding(15)
,
Exploit(60)
,
Forensics(1)
,
Fun(10)
,
HTTP(10)
,
Image(8)
,
Java(3)
,
Javascript(1)
,
Linux(9)
,
Logic(6)
,
Math(7)
,
MySQL(16)
,
Network(1)
,
PHP(27)
,
Python(1)
,
Realistic(6)
,
Regex(2)
,
Research(7)
,
Shell(2)
,
Simulated(1)
,
Special(11)
,
Stegano(25)
,
Storyline(4)
,
Training(39)
,
Unknown(2)
,
Warchall(11)
,
Windows(1)
,
XSS(2)
Scored Challenges
All
Browse Folder
Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
1
Training: ASCII
by
Gizmore
12941
13y 31d
827
0.55
1.83
1.69
2
2021 Christmas Grampa
by
gizmore
199
2y 121d
25
0.80
1.12
2.00
1
Training: Get Sourced
by
Gizmore
19406
16y 17d
1807
0.49
1.74
2.19
1
Encodings: URL
by
Gizmore
11642
13y 31d
716
0.80
2.06
2.43
1
CGX#3: Binary Encoding
by
gizmore
and
x
504
1y 73d
33
0.30
2.42
2.48
1
Training: Stegano I
by
Gizmore
13354
15y 281d
876
1.07
2.57
2.63
1
Training: Crypto - Caesar I
by
Gizmore
12652
13y 147d
825
1.20
2.47
2.74
2
LoFi
by
gizmore
20
1y 356d
4
2.75
0.75
2.75
1
Eigentor
by
gizmore
22
77d 19h
2
1.50
2.50
3.00
2
PHP My Admin
by
Gizmore
685
12y 35d
40
3.50
3.00
3.17
2
Prime Factory
by
ch0wch0w
7764
16y 17d
569
1.98
2.80
3.36
4
Tracks
by
Gizmore
919
12y 246d
69
2.64
3.16
3.38
1
Training: WWW-Robots
by
Gizmore
11077
13y 118d
781
1.21
3.53
3.41
2
PHP 0817
by
Gizmore
6133
13y 163d
408
1.61
3.79
3.49
3
hi
by
Gizmore
2030
16y 17d
146
2.40
3.30
3.50
2
Training: Checksums
by
gizmore
61
1y 247d
14
2.00
1.57
3.50
2
Training: Caterpillar
by
Gizmore
398
12y 21d
42
4.71
3.74
3.52
3
Guesswork
by
Gizmore
1634
14y 329d
91
3.51
2.29
3.63
4
Training: Bacon Returns
by
Gizmore
222
13y 116d
21
4.62
3.67
3.76
2
Training: WWW-Basics
by
Gizmore
1657
13y 145d
152
2.19
4.19
3.78
2
Training: Encodings I
by
Gizmore
5203
15y 309d
334
3.29
4.32
3.95
3
htmlspecialchars
by
Gizmore
and
Kender
1107
15y 31d
92
3.45
4.88
4.07
2
Training: Crypto - Transposition I
by
Gizmore
3936
13y 147d
259
2.40
3.32
4.12
2
Limited Access
by
wannabe7331
2503
13y 83d
146
2.67
4.60
4.27
2
Training: MySQL I
by
Gizmore
5931
13y 147d
437
2.12
4.17
4.29
2
Training: Crypto - Substitution I
by
Gizmore
3204
13y 147d
191
3.05
3.66
4.41
3
Stegano Attachment
by
Gizmore
1965
13y 105d
154
2.53
4.00
4.54
2
Limited Access Too
by
wannabe7331
and
lordOric
1791
13y 80d
91
3.01
4.88
4.58
1
2021 Christmas Hippety
by
gizmore
62
2y 138d
10
3.00
1.90
4.60
2
Training: Register Globals
by
Gizmore
3005
13y 137d
196
2.57
4.55
4.62
2
Training: Baconian
by
Gizmore
1711
13y 130d
132
3.13
4.44
4.64
2
Training: Crypto - Caesar II
by
Gizmore
2611
13y 147d
181
2.93
3.69
4.65
4
Training: Net Ports
by
Gizmore
451
9y 326d
24
3.12
4.83
4.67
2
Repeating History
by
space
and
Gizmore
655
12y 40d
61
3.75
3.67
4.67
4
Chessy Hawks
by
Jinx
59
12y 18d
10
5.90
3.50
4.70
2
AUTH me
by
Gizmore
552
10y 277d
46
3.54
5.35
4.76
2
Training: GPG
by
Gizmore
1049
13y 105d
101
2.86
6.21
4.78
2
Training: Programming 1
by
Gizmore
5046
15y 281d
245
2.89
4.61
4.87
2
Training: PHP LFI
by
Gizmore
4935
13y 198d
326
2.89
5.17
4.92
2
Railsbin
by
Gizmore
115
6y 133d
22
2.68
3.55
4.95
3
Zebra
by
hirsch
1638
13y 88d
143
2.23
2.94
4.96
3
PHP 0818
by
noother
1119
12y 225d
76
3.18
4.80
4.96
4
Paranoid
by
Gizmore
158
13y 239d
35
3.11
1.80
4.97
2
Training: Regex
by
Gizmore
3113
13y 227d
315
4.16
6.10
5.10
3
PHP 0815
by
Gizmore
1100
14y 329d
88
4.07
5.40
5.19
3
Stegano Woman
by
Z
483
15y 356d
42
3.81
4.10
5.21
2
Training: Crypto - Digraphs
by
Gizmore
1236
13y 147d
131
4.26
4.47
5.30
5
Shadowlamb - Chapter IV
by
Gizmore
31
11y 248d
10
4.50
2.80
5.30
2
Training: Math Pyramid
by
Gizmore
1868
13y 137d
143
4.13
4.15
5.31
2
Training: LSB
by
Gizmore
2059
13y 118d
151
3.42
5.46
5.34
3
Connect the Dots
by
galen
965
16y 17d
77
3.34
3.99
5.38
5
Lettergrid
by
Gizmore
166
16y 17d
20
5.10
4.70
5.40
3
Training: WWW-Rewrites
by
Gizmore
436
13y 145d
39
3.33
5.15
5.41
3
Training: Crypto - Substitution II
by
Gizmore
524
13y 147d
58
3.64
3.97
5.43
4
Training: RegexMini
by
ludde
640
12y 212d
51
4.35
6.12
5.45
4
PHP 0816
by
Gizmore
783
14y 312d
66
4.05
5.76
5.47
3
No Escape
by
Gizmore
2468
13y 239d
195
4.04
5.46
5.49
5
DropDaBass
by
anto
33
15y 281d
14
6.50
5.00
5.50
3
Flow Over Astronomy
by
anto
386
15y 281d
42
4.38
5.38
5.52
3
Are you serial
by
Gizmore
615
12y 197d
58
3.34
5.59
5.62
2
Wanda
by
Gizmore
74
7y 185d
19
4.89
4.05
5.63
5
Can you read me
by
Gizmore
493
16y 17d
36
3.86
5.81
5.69
7
Old Years Eve 2020
by
Gizmore
12
3y 114d
4
6.50
5.25
5.75
3
Illuminati
by
Gizmore
88
10y 193d
17
3.65
5.47
5.76
3
Vermeer
by
XcrAckX
231
12y 272d
44
3.93
4.07
5.82
1
Training: No DNS
by
gizmore
178
1y 364d
23
1.87
3.74
5.83
2
2021 Christmas Gifts
by
gizmore
21
2y 135d
7
2.86
5.00
5.86
5
Brainfucked
by
Gizmore
253
10y 193d
38
4.21
5.39
5.89
5
WC Hashing Game
by
Gizmore
220
13y 142d
41
4.20
5.20
5.98
4
Warchall: Live LFI
by
Gizmore
607
11y 324d
41
3.88
4.80
6.00
5
Tribal Revival
by
gizmore
2
1y 119d
1
7.00
3.00
6.00
3
Contribute
by
Gizmore
11
3y 24d
2
2.50
2.50
6.00
2
Training: MySQL II
by
Gizmore
3021
13y 147d
217
4.83
5.97
6.00
4
Yourself PHP
by
Gizmore
and
Kender
729
13y 239d
66
4.59
6.83
6.02
3
PHP 0819
by
space
722
12y 4d
68
4.54
6.09
6.04
3
Impossible n'est pas français
by
CommComm
444
15y 22d
45
2.89
3.73
6.04
3
Enlightment
by
anto
1118
15y 164d
133
5.05
4.74
6.10
4
Crappyshare
by
Gizmore
628
13y 239d
51
3.75
5.49
6.10
2
2021 Christmas Tweet
by
gizmore
12
2y 139d
7
3.86
4.29
6.14
3
Stop us
by
noother
and
Gizmore
327
12y 240d
40
4.67
6.03
6.28
5
Out of the Cloud
by
anto
42
15y 273d
15
5.73
4.33
6.33
5
QMine
by
quangntenemy
19
10y 193d
6
6.50
5.50
6.33
3
Rubik's Cube
by
space
25
5y 188d
11
5.09
4.09
6.36
1
CGX#10: SQL Injection
by
gizmore
and
x
75
306d 23h
8
3.50
5.88
6.38
4
Warchall: Live RFI
by
Gizmore
536
11y 324d
42
3.60
5.05
6.43
2
Interesting
by
Gizmore
237
10y 4d
30
3.30
4.30
6.43
5
Table Names
by
Gizmore
794
13y 239d
83
4.81
6.17
6.47
3
Simply Red
by
anto
339
15y 164d
35
5.20
5.49
6.49
6
Experience
by
Gizmore
20
9y 341d
9
6.44
5.67
6.56
3
Britcoin
by
Gizmore
38
6y 36d
17
2.76
5.12
6.59
4
Fineprint
by
gizmore
8
1y 247d
5
4.40
4.40
6.60
4
Choose your Path
by
Mart
and
gizmore
602
12y 32d
52
4.29
5.75
6.62
4
Quangcurrency
by
quangntenemy
and
Gizmore
294
14y 238d
40
3.67
5.90
6.62
4
Addslashes
by
Gizmore
873
14y 237d
75
5.40
7.24
6.64
4
Py-Tong
by
space
493
12y 10d
32
4.31
6.31
6.69
6
Nippon
by
Gizmore
and
lazer
10
7y 294d
7
8.29
5.00
6.71
5
Zen
by
Gizmore
30
7y 133d
12
5.00
4.33
6.75
6
Malware
by
Z
204
15y 94d
30
4.17
5.60
6.77
4
MD5.SALT
by
Gizmore
608
13y 163d
65
5.11
6.25
6.82
4
Choose your Path II
by
Mart
and
gizmore
370
12y 30d
28
4.29
5.64
6.82
5
Fix Us
by
Z
and
Gizmore
89
15y 29d
24
5.75
7.38
6.83
4
HOST me
by
space
421
10y 277d
33
5.55
7.33
6.85
2
Factor 2
by
Gizmore
158
4y 171d
20
2.55
3.70
6.85
3
Pimitive Encryption
by
Gizmore
393
12y 358d
61
3.43
4.80
6.85
3
eXtract Me
by
oleg
154
12y 16d
36
5.53
6.25
6.89
6
The Cookie is a lie
by
Z
68
15y 215d
21
3.76
5.38
6.90
3
Towers of Hanoi
by
Z
229
15y 281d
30
4.67
5.40
6.93
6
Morsed
by
Gizmore
72
16y 17d
16
6.31
6.88
6.94
4
The Guestbook
by
Gizmore
785
13y 239d
80
4.96
6.54
7.04
2
Shadowlamb - Chapter I
by
Gizmore
372
12y 266d
69
2.75
2.57
7.04
6
Letterworm
by
Gizmore
101
16y 16d
19
5.00
5.47
7.05
2
Training: Warchall - The Beginning
by
WarChallStaff
2080
12y 120d
236
2.55
4.74
7.18
4
Trivia
by
Z
and
Gizmore
794
15y 292d
95
5.24
6.34
7.18
5
Sidology
by
Gizmore
336
15y 281d
64
4.16
4.39
7.27
6
Count, don't wonder
by
galen
34
16y 17d
9
5.89
5.44
7.33
7
Order By Query
by
Gizmore
513
14y 233d
71
6.46
7.56
7.34
4
Warchall: Live RCE
by
phiber
and
nurfed
277
10y 118d
23
5.91
7.43
7.35
7
Screwed Signup
by
Gizmore
297
15y 29d
42
5.69
7.43
7.38
6
Babbage and Coldplay
by
ludde
45
12y 209d
13
6.08
6.38
7.38
5
Time to Reset
by
Gizmore
125
11y 206d
26
5.54
7.19
7.38
6
B.AiM
by
BAIM
and
Gizmore
20
13y 88d
7
5.86
7.00
7.43
6
GizCrypt
by
Gizmore
162
13y 227d
35
4.97
5.83
7.54
7
What is your Name?
by
Mawekl
41
11y 255d
11
7.18
8.09
7.55
6
Light in the Darkness
by
Mawekl
147
11y 255d
20
7.35
8.85
7.55
3
SSH... Z is sleeping
by
Z
167
12y 62d
28
5.29
7.93
7.61
5
The Travelling Customer
by
Gizmore
105
13y 88d
26
5.81
6.92
7.65
4
Gid Gud
by
gizmore
9
67d 23h
3
5.00
3.00
7.67
5
Blinded by the light
by
Gizmore
396
12y 301d
57
6.11
7.49
7.70
6
Table Names II
by
nurfed
346
10y 70d
33
5.70
8.15
7.73
5
Smile
by
livinskull
and
Gizmore
82
12y 272d
19
5.84
6.79
7.74
3
Shadowlamb - Chapter II
by
Gizmore
91
12y 130d
23
4.39
4.04
7.74
7
Disclosures
by
gizmore
and
dloser
20
9y 298d
9
7.11
6.89
7.78
8
2013 New Years Special
by
quangntenemy
16
9y 313d
7
8.00
8.29
7.86
7
Save the World
by
Z
226
16y 17d
38
6.55
8.00
7.87
5
Inka
by
Gizmore
34
12y 54d
12
6.00
7.08
7.92
4
The Mime Files
by
Gizmore
50
2y 296d
13
3.46
4.54
7.92
5
A Black Hats Tale
by
Z
228
15y 236d
48
6.00
7.71
7.96
5
The Nap
by
Z
56
16y 17d
19
5.74
8.00
8.00
7
Memorized
by
Gizmore
9
3y 97d
4
5.00
7.25
8.00
3
2021 Christmas Friday
by
gizmore
38
2y 137d
10
2.80
3.40
8.00
2
TBS Rehearsal
by
gizmore
and
theAnswer
11
77d 19h
2
3.00
3.50
8.00
5
Sudoku I
by
Gizmore
161
15y 331d
41
7.49
7.44
8.05
6
Z - Reloaded
by
Z
and
Gizmore
138
14y 233d
34
5.85
7.65
8.18
7
Training: Warchall - 7 Tropical Fruits
by
tropic
171
12y 120d
21
6.52
8.10
8.19
4
Burning Fox
by
Gizmore
151
12y 58d
26
4.88
6.62
8.19
5
The Last Hope
by
bsdhell
121
13y 227d
20
7.40
7.15
8.25
2
Identity
by
gizmore
139
12y 130d
31
5.10
5.71
8.26
4
Shadowlamb - Chapter III
by
Gizmore
46
12y 105d
11
3.82
1.36
8.36
6
Three Times Sad
by
dloser
10
10y 108d
5
8.20
8.20
8.40
4
Training: Time is of the Essence
by
gizmore
34
3y 190d
14
5.07
6.64
8.43
6
Fremes
by
Gizmore
25
12y 272d
13
5.69
5.31
8.46
1
CGX#14: Cracking Intro - Amaze Us
by
DejaVu
,
gizmore
and
x
18
114d 22h
8
3.88
5.25
8.50
8
Agent Larry
by
Z
47
16y 17d
13
6.77
8.08
8.54
5
Preg Evasion
by
noother
162
12y 359d
26
6.96
9.15
8.54
6
Are you blind?
by
Mawekl
127
11y 255d
21
6.71
7.90
8.57
4
bill for Bill
by
Z
502
15y 331d
79
4.67
6.04
8.59
6
Blinded by the lighter
by
kwisatz
201
12y 156d
34
7.50
8.47
8.65
6
Credit Card Challenge Pwned!
by
Z
60
14y 233d
23
5.65
7.17
8.65
7
Speed Your Way To VICtory
by
Jander
21
12y 344d
10
8.70
8.70
8.70
7
Snake
by
Gizmore
and
lazer
46
13y 239d
14
5.64
6.14
8.71
2
IRC: Duckhunt
by
gizmore
27
1y 337d
8
1.88
1.88
8.75
6
Warchall: Tryouts
by
matrixman
143
11y 350d
18
8.00
9.00
9.00
7
Warchall: Nurxxed
by
nurfed
20
10y 95d
7
8.71
10.00
9.00
6
Anderson Application Auditing
by
Z
214
15y 356d
45
6.33
8.76
9.18
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
13
3y 122d
6
4.83
6.17
9.33
8
Crackcha
by
Gizmore
40
13y 118d
17
8.18
9.59
9.35
7
Time to Reset II
by
Gizmore
and
noother
24
11y 202d
11
8.45
9.82
9.82
7
Stalking
by
Gizmore
13
10y 277d
5
6.60
5.20
10.00
9
The BrownOS
by
dloser
4
9y 334d
3
10.00
6.67
10.00
6
Temper
by
jusb3
5
2y 364d
4
7.00
8.75
10.00
5
Valentine's Gold
by
gizmore
and
tehron
5
65d 15h
3
3.67
5.00
10.00