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Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
9
The BrownOS
by
dloser
4
8y 88d
3
10.00
6.67
10.00
8
Agent Larry
by
Z
46
14y 137d
13
6.77
8.08
8.54
8
Crackcha
by
Gizmore
39
11y 238d
17
8.18
9.59
9.35
8
2013 New Years Special
by
quangntenemy
15
8y 68d
7
8.00
8.29
7.86
7
Save the World
by
Z
213
14y 137d
35
6.57
8.00
7.83
7
Screwed Signup
by
Gizmore
265
13y 149d
37
5.81
7.46
7.46
7
Order By Query
by
Gizmore
497
12y 353d
69
6.45
7.51
7.33
7
Snake
by
Gizmore
and
lazer
46
11y 359d
14
5.64
6.14
8.71
7
Speed Your Way To VICtory
by
Jander
20
11y 99d
10
8.70
8.70
8.70
7
Training: Warchall - 7 Tropical Fruits
by
tropic
169
10y 240d
21
6.52
8.10
8.19
7
What is your Name?
by
Mawekl
40
10y 10d
10
7.30
8.30
7.60
7
Time to Reset II
by
Gizmore
and
noother
24
9y 321d
11
8.45
9.82
9.82
7
Stalking
by
Gizmore
12
9y 31d
5
6.60
5.20
10.00
7
Warchall: Nurxxed
by
nurfed
20
8y 215d
7
8.71
10.00
9.00
7
Old Years Eve 2020
by
Gizmore
11
1y 234d
4
6.50
5.25
5.75
7
Memorized
by
Gizmore
9
1y 217d
4
5.00
7.25
8.00
6
Morsed
by
Gizmore
71
14y 137d
16
6.31
6.88
6.94
6
Count, don't wonder
by
galen
33
14y 137d
9
5.89
5.44
7.33
6
Letterworm
by
Gizmore
98
14y 136d
18
4.94
5.39
6.94
6
Anderson Application Auditing
by
Z
200
14y 111d
42
6.29
8.81
9.14
6
The Cookie is a lie
by
Z
68
13y 335d
21
3.76
5.38
6.90
6
Malware
by
Z
200
13y 214d
28
4.11
5.54
6.79
6
Z - Reloaded
by
Z
and
Gizmore
135
12y 353d
34
5.85
7.65
8.18
6
Credit Card Challenge Pwned!
by
Z
60
12y 353d
23
5.65
7.17
8.65
6
GizCrypt
by
Gizmore
157
11y 347d
33
4.94
5.73
7.52
6
B.AiM
by
BAIM
and
Gizmore
20
11y 208d
7
5.86
7.00
7.43
6
Fremes
by
Gizmore
25
11y 27d
13
5.69
5.31
8.46
6
Babbage and Coldplay
by
ludde
43
10y 329d
12
6.00
6.17
7.42
6
Blinded by the lighter
by
kwisatz
194
10y 276d
34
7.50
8.47
8.65
6
Warchall: Tryouts
by
matrixman
118
10y 105d
17
8.00
8.94
9.00
6
Are you blind?
by
Mawekl
119
10y 10d
19
6.74
7.79
8.63
6
Light in the Darkness
by
Mawekl
141
10y 10d
18
7.33
8.78
7.50
6
Three Times Sad
by
dloser
9
8y 228d
5
8.20
8.20
8.40
6
Table Names II
by
nurfed
330
8y 190d
32
5.69
8.12
7.72
6
Experience
by
Gizmore
20
8y 95d
9
6.44
5.67
6.56
6
Disclosures
by
Gizmore
and
dloser
19
8y 53d
8
7.00
6.75
7.62
6
Nippon
by
Gizmore
and
lazer
10
6y 48d
7
8.29
5.00
6.71
6
Temper
by
jusb3
4
1y 119d
4
7.00
8.75
10.00
5
Can you read me
by
Gizmore
478
14y 137d
35
3.80
5.80
5.69
5
Lettergrid
by
Gizmore
159
14y 137d
18
4.94
4.67
5.39
5
The Nap
by
Z
53
14y 137d
19
5.74
8.00
8.00
5
Sudoku I
by
Gizmore
153
14y 86d
40
7.47
7.50
8.05
5
DropDaBass
by
anto
32
14y 36d
14
6.50
5.00
5.50
5
Sidology
by
Gizmore
325
14y 36d
61
4.13
4.43
7.26
5
Out of the Cloud
by
anto
41
14y 28d
15
5.73
4.33
6.33
5
A Black Hats Tale
by
Z
217
13y 356d
44
5.98
7.70
7.98
5
Fix Us
by
Z
and
Gizmore
86
13y 149d
23
5.70
7.35
6.83
5
Table Names
by
Gizmore
747
11y 359d
77
4.79
6.12
6.43
5
The Last Hope
by
bsdhell
116
11y 347d
18
7.22
7.17
8.33
5
WC Hashing Game
by
Gizmore
212
11y 262d
38
4.18
5.18
6.11
5
The Travelling Customer
by
Gizmore
98
11y 208d
24
5.71
6.83
7.58
5
Preg Evasion
by
noother
140
11y 114d
25
6.96
9.12
8.52
5
Blinded by the light
by
Gizmore
376
11y 56d
55
6.11
7.47
7.69
5
Smile
by
livinskull
and
Gizmore
80
11y 27d
19
5.84
6.79
7.74
5
Inka
by
Gizmore
32
10y 174d
11
6.00
6.91
7.82
5
Shadowlamb - Chapter IV
by
Gizmore
31
10y 3d
10
4.50
2.80
5.30
5
Time to Reset
by
Gizmore
111
9y 326d
24
5.58
7.21
7.38
5
Brainfucked
by
Gizmore
228
8y 313d
33
4.24
5.33
6.06
5
QMine
by
quangntenemy
19
8y 313d
6
6.50
5.50
6.33
5
Zen
by
Gizmore
29
5y 252d
12
5.00
4.33
6.75
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
12
1y 241d
5
4.80
6.00
9.40
4
bill for Bill
by
Z
496
14y 86d
77
4.65
6.00
8.58
4
Trivia
by
Z
and
Gizmore
772
14y 47d
89
5.26
6.35
7.20
4
PHP 0816
by
Gizmore
743
13y 66d
62
4.02
5.81
5.47
4
Quangcurrency
by
quangntenemy
and
Gizmore
280
12y 358d
39
3.67
5.90
6.62
4
Addslashes
by
Gizmore
838
12y 357d
69
5.45
7.26
6.61
4
Yourself PHP
by
Gizmore
and
Kender
685
11y 359d
64
4.56
6.80
5.98
4
The Guestbook
by
Gizmore
747
11y 359d
77
4.95
6.53
7.06
4
Crappyshare
by
Gizmore
579
11y 359d
49
3.76
5.45
6.08
4
Paranoid
by
Gizmore
155
11y 359d
34
3.12
1.85
5.03
4
MD5.SALT
by
Gizmore
593
11y 283d
64
5.06
6.27
6.84
4
Training: Bacon Returns
by
Gizmore
207
11y 236d
19
4.37
3.26
3.42
4
Tracks
by
Gizmore
886
11y 1d
66
2.58
3.20
3.42
4
Training: RegexMini
by
ludde
620
10y 332d
49
4.39
6.08
5.43
4
Identity
by
Gizmore
128
10y 250d
31
5.10
5.71
8.26
4
Shadowlamb - Chapter III
by
Gizmore
45
10y 225d
11
3.82
1.36
8.36
4
Burning Fox
by
Gizmore
148
10y 178d
24
5.00
6.75
8.33
4
Choose your Path
by
Mart
and
Gizmore
548
10y 152d
50
4.22
5.70
6.68
4
Choose your Path II
by
Mart
and
Gizmore
335
10y 150d
26
4.27
5.58
6.85
4
Chessy Hawks
by
Jinx
53
10y 138d
8
5.62
3.12
4.50
4
Py-Tong
by
space
434
10y 130d
31
4.32
6.26
6.68
4
Warchall: Live LFI
by
Gizmore
556
10y 79d
40
3.85
4.80
6.12
4
Warchall: Live RFI
by
Gizmore
494
10y 79d
42
3.60
5.05
6.43
4
HOST me
by
space
400
9y 32d
32
5.47
7.31
6.88
4
Warchall: Live RCE
by
phiber
and
nurfed
254
8y 237d
21
5.86
7.33
7.29
4
Training: Net Ports
by
Gizmore
437
8y 81d
24
3.12
4.83
4.67
4
Training: Time is of the Essence
by
Gizmore
30
1y 310d
12
4.83
6.75
8.50
4
The Mime Files
by
Gizmore
41
1y 50d
13
3.46
4.54
7.92
4
Fineprint
by
gizmore
2
2d 4h
2
3.50
3.00
6.00
3
Connect the Dots
by
galen
937
14y 137d
77
3.34
3.99
5.38
3
hi
by
Gizmore
1981
14y 137d
144
2.40
3.31
3.51
3
Stegano Woman
by
Z
462
14y 111d
41
3.78
4.00
5.27
3
Flow Over Astronomy
by
anto
377
14y 36d
41
4.34
5.29
5.46
3
Towers of Hanoi
by
Z
224
14y 36d
28
4.68
5.43
6.89
3
Enlightment
by
anto
1102
13y 284d
131
5.04
4.73
6.08
3
Simply Red
by
anto
321
13y 284d
35
5.20
5.49
6.49
3
htmlspecialchars
by
Gizmore
and
Kender
1074
13y 151d
89
3.43
4.88
4.02
3
Impossible n'est pas français
by
CommComm
434
13y 142d
44
2.89
3.64
6.00
3
PHP 0815
by
Gizmore
1063
13y 83d
86
4.07
5.41
5.21
3
Guesswork
by
Gizmore
1590
13y 83d
91
3.51
2.29
3.63
3
No Escape
by
Gizmore
2405
11y 359d
194
4.05
5.46
5.49
3
Training: Crypto - Substitution II
by
Gizmore
505
11y 267d
55
3.64
3.89
5.36
3
Training: WWW-Rewrites
by
Gizmore
427
11y 265d
39
3.33
5.15
5.41
3
Stegano Attachment
by
Gizmore
1894
11y 225d
150
2.55
3.98
4.50
3
Zebra
by
hirsch
1543
11y 208d
135
2.26
2.95
4.95
3
Pimitive Encryption
by
Gizmore
378
11y 113d
56
3.36
4.73
6.82
3
Vermeer
by
XcrAckX
224
11y 27d
42
3.93
4.07
5.81
3
Stop us
by
noother
and
Gizmore
308
10y 360d
38
4.58
5.87
6.29
3
PHP 0818
by
noother
1082
10y 345d
73
3.18
4.81
4.96
3
Are you serial
by
Gizmore
601
10y 316d
57
3.35
5.58
5.61
3
Shadowlamb - Chapter II
by
Gizmore
90
10y 250d
23
4.39
4.04
7.74
3
SSH... Z is sleeping
by
Z
153
10y 181d
27
5.26
7.89
7.59
3
eXtract Me
by
oleg
145
10y 136d
31
5.52
6.23
6.90
3
PHP 0819
by
space
701
10y 124d
65
4.54
6.05
6.06
3
Illuminati
by
Gizmore
81
8y 313d
16
3.69
5.44
5.81
3
Britcoin
by
Gizmore
34
4y 156d
16
2.81
5.19
6.56
3
Rubik's Cube
by
space
25
3y 308d
11
5.09
4.09
6.36
3
Contribute
by
Gizmore
9
1y 144d
2
2.50
2.50
6.00
3
2021 Christmas Friday
by
gizmore
30
257d 2h
8
2.62
3.38
7.88
2
Prime Factory
by
ch0wch0w
7529
14y 137d
557
1.98
2.80
3.36
2
Training: Encodings I
by
Gizmore
5020
14y 64d
323
3.34
4.32
3.93
2
Training: Programming 1
by
Gizmore
4891
14y 36d
235
2.88
4.63
4.82
2
Training: Regex
by
Gizmore
2981
11y 347d
305
4.18
6.12
5.10
2
Training: PHP LFI
by
Gizmore
4792
11y 318d
313
2.89
5.21
4.92
2
PHP 0817
by
Gizmore
5914
11y 283d
398
1.62
3.80
3.48
2
Training: Crypto - Transposition I
by
Gizmore
3789
11y 267d
247
2.42
3.30
4.08
2
Training: Crypto - Substitution I
by
Gizmore
3082
11y 267d
184
3.07
3.60
4.35
2
Training: Crypto - Caesar II
by
Gizmore
2498
11y 267d
173
2.98
3.67
4.67
2
Training: Crypto - Digraphs
by
Gizmore
1197
11y 267d
128
4.27
4.44
5.27
2
Training: MySQL I
by
Gizmore
5691
11y 267d
420
2.14
4.17
4.30
2
Training: MySQL II
by
Gizmore
2918
11y 267d
210
4.82
5.99
6.00
2
Training: WWW-Basics
by
Gizmore
1626
11y 265d
151
2.19
4.20
3.78
2
Training: Register Globals
by
Gizmore
2904
11y 257d
194
2.57
4.54
4.62
2
Training: Math Pyramid
by
Gizmore
1810
11y 257d
139
4.10
4.14
5.32
2
Training: Baconian
by
Gizmore
1642
11y 250d
126
3.17
4.45
4.64
2
Training: LSB
by
Gizmore
1995
11y 238d
147
3.45
5.50
5.36
2
Training: GPG
by
Gizmore
1023
11y 225d
98
2.86
6.16
4.69
2
Limited Access
by
wannabe7331
2440
11y 203d
142
2.68
4.62
4.29
2
Limited Access Too
by
wannabe7331
and
lordOric
1746
11y 200d
90
3.00
4.84
4.58
2
Shadowlamb - Chapter I
by
Gizmore
364
11y 21d
67
2.78
2.63
7.13
2
Training: Warchall - The Beginning
by
WarChallStaff
1888
10y 240d
214
2.50
4.72
7.33
2
Repeating History
by
space
and
Gizmore
633
10y 160d
59
3.73
3.61
4.63
2
PHP My Admin
by
Gizmore
647
10y 155d
38
3.53
2.95
3.05
2
Training: Caterpillar
by
Gizmore
372
10y 141d
41
4.63
3.73
3.49
2
AUTH me
by
Gizmore
516
9y 31d
43
3.51
5.19
4.67
2
Interesting
by
Gizmore
225
8y 124d
29
3.34
4.31
6.48
2
Wanda
by
Gizmore
61
5y 305d
18
4.61
4.28
5.94
2
Railsbin
by
Gizmore
98
4y 253d
21
2.67
3.48
4.95
2
Factor 2
by
Gizmore
130
2y 291d
18
2.56
3.61
6.67
2
2021 Christmas Tweet
by
gizmore
9
259d 4h
7
3.86
4.29
6.14
2
2021 Christmas Gifts
by
gizmore
16
254d 17h
5
3.20
5.60
6.60
2
2021 Christmas Grampa
by
gizmore
78
241d 33m
16
0.69
1.00
1.94
2
LoFi
by
gizmore
12
111d 1h
3
2.67
0.67
2.33
2
IRC: Duckhunt
by
gizmore
13
92d 12h
5
2.00
2.00
9.00
2
Training: Checksums
by
gizmore
6
2d 4h
5
2.00
1.20
3.80
1
Training: Get Sourced
by
Gizmore
18265
14y 137d
1701
0.48
1.72
2.14
1
Training: Stegano I
by
Gizmore
12593
14y 36d
834
1.07
2.55
2.59
1
Training: Crypto - Caesar I
by
Gizmore
11928
11y 267d
788
1.21
2.48
2.72
1
Training: WWW-Robots
by
Gizmore
10486
11y 238d
741
1.22
3.51
3.41
1
Training: ASCII
by
Gizmore
12214
11y 150d
789
0.56
1.83
1.65
1
Encodings: URL
by
Gizmore
11034
11y 150d
679
0.81
2.06
2.39
1
2021 Christmas Hippety
by
gizmore
27
257d 23h
4
2.75
2.00
7.25
1
Training: No DNS
by
gizmore
59
119d 10h
11
1.27
3.45
6.09