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Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
4
Trivia
by
Z
and
Gizmore
768
13y 323d
89
5.26
6.35
7.20
5
Fix Us
by
Z
and
Gizmore
86
13y 60d
23
5.70
7.35
6.83
6
Z - Reloaded
by
Z
and
Gizmore
135
12y 264d
34
5.85
7.65
8.18
7
Save the World
by
Z
213
14y 48d
35
6.57
8.00
7.83
8
Agent Larry
by
Z
46
14y 48d
13
6.77
8.08
8.54
5
The Nap
by
Z
53
14y 48d
19
5.74
8.00
8.00
3
Stegano Woman
by
Z
456
14y 22d
40
3.83
4.05
5.38
6
Anderson Application Auditing
by
Z
198
14y 22d
41
6.32
8.85
9.15
4
bill for Bill
by
Z
495
13y 362d
76
4.67
6.00
8.61
3
Towers of Hanoi
by
Z
224
13y 312d
28
4.68
5.43
6.89
5
A Black Hats Tale
by
Z
217
13y 267d
44
5.98
7.70
7.98
6
The Cookie is a lie
by
Z
67
13y 247d
20
3.85
5.55
7.00
6
Malware
by
Z
200
13y 125d
28
4.11
5.54
6.79
6
Credit Card Challenge Pwned!
by
Z
60
12y 264d
23
5.65
7.17
8.65
3
SSH... Z is sleeping
by
Z
150
10y 93d
27
5.26
7.89
7.59
3
Vermeer
by
XcrAckX
221
10y 303d
41
3.95
4.10
5.78
2
Training: Warchall - The Beginning
by
WarChallStaff
1872
10y 151d
213
2.49
4.72
7.33
2
Limited Access Too
by
wannabe7331
and
lordOric
1730
11y 111d
90
3.00
4.84
4.58
2
Limited Access
by
wannabe7331
2421
11y 114d
142
2.68
4.62
4.29
7
Training: Warchall - 7 Tropical Fruits
by
tropic
168
10y 151d
21
6.52
8.10
8.19
2
Repeating History
by
space
and
Gizmore
626
10y 71d
58
3.66
3.66
4.69
4
Py-Tong
by
space
429
10y 41d
31
4.32
6.26
6.68
3
PHP 0819
by
space
696
10y 35d
64
4.53
6.02
6.03
4
HOST me
by
space
399
8y 308d
32
5.47
7.31
6.88
3
Rubik's Cube
by
space
25
3y 219d
11
5.09
4.09
6.36
4
Quangcurrency
by
quangntenemy
and
Gizmore
279
12y 269d
38
3.71
5.92
6.66
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
12
1y 153d
5
4.80
6.00
9.40
5
QMine
by
quangntenemy
19
8y 225d
6
6.50
5.50
6.33
8
2013 New Years Special
by
quangntenemy
15
7y 345d
7
8.00
8.29
7.86
4
Warchall: Live RCE
by
phiber
and
nurfed
250
8y 149d
21
5.86
7.33
7.29
3
eXtract Me
by
oleg
143
10y 47d
31
5.52
6.23
6.90
7
Warchall: Nurxxed
by
nurfed
20
8y 126d
7
8.71
10.00
9.00
6
Table Names II
by
nurfed
326
8y 101d
32
5.69
8.12
7.72
3
Stop us
by
noother
and
Gizmore
307
10y 271d
38
4.58
5.87
6.29
5
Preg Evasion
by
noother
140
11y 25d
25
6.96
9.12
8.52
3
PHP 0818
by
noother
1070
10y 256d
70
3.16
4.79
4.91
6
Are you blind?
by
Mawekl
117
9y 286d
19
6.74
7.79
8.63
6
Light in the Darkness
by
Mawekl
139
9y 286d
18
7.33
8.78
7.50
7
What is your Name?
by
Mawekl
37
9y 286d
10
7.30
8.30
7.60
6
Warchall: Tryouts
by
matrixman
116
10y 16d
17
8.00
8.94
9.00
4
Choose your Path
by
Mart
and
Gizmore
544
10y 64d
48
4.27
5.75
6.73
4
Choose your Path II
by
Mart
and
Gizmore
333
10y 61d
26
4.27
5.58
6.85
4
Training: RegexMini
by
ludde
617
10y 243d
49
4.39
6.08
5.43
6
Babbage and Coldplay
by
ludde
43
10y 240d
12
6.00
6.17
7.42
5
Smile
by
livinskull
and
Gizmore
80
10y 303d
19
5.84
6.79
7.74
6
Blinded by the lighter
by
kwisatz
190
10y 187d
34
7.50
8.47
8.65
6
Temper
by
jusb3
4
1y 30d
4
7.00
8.75
10.00
4
Chessy Hawks
by
Jinx
51
10y 49d
8
5.62
3.12
4.50
7
Speed Your Way To VICtory
by
Jander
20
11y 11d
10
8.70
8.70
8.70
3
Zebra
by
hirsch
1525
11y 120d
135
2.26
2.95
4.95
7
Time to Reset II
by
Gizmore
and
noother
24
9y 233d
11
8.45
9.82
9.82
7
Snake
by
Gizmore
and
lazer
46
11y 270d
14
5.64
6.14
8.71
6
Nippon
by
Gizmore
and
lazer
9
5y 325d
6
8.33
5.33
7.00
3
htmlspecialchars
by
Gizmore
and
Kender
1062
13y 62d
87
3.44
4.89
4.00
4
Yourself PHP
by
Gizmore
and
Kender
680
11y 270d
64
4.56
6.80
5.98
6
Disclosures
by
Gizmore
and
dloser
18
7y 329d
8
7.00
6.75
7.62
6
Morsed
by
Gizmore
71
14y 48d
16
6.31
6.88
6.94
3
hi
by
Gizmore
1966
14y 48d
143
2.39
3.30
3.50
1
Training: Get Sourced
by
Gizmore
18091
14y 48d
1686
0.48
1.72
2.14
5
Can you read me
by
Gizmore
474
14y 48d
35
3.80
5.80
5.69
5
Lettergrid
by
Gizmore
159
14y 48d
18
4.94
4.67
5.39
6
Letterworm
by
Gizmore
97
14y 47d
18
4.94
5.39
6.94
5
Sudoku I
by
Gizmore
152
13y 362d
39
7.46
7.56
8.13
2
Training: Encodings I
by
Gizmore
4993
13y 340d
321
3.35
4.32
3.94
1
Training: Stegano I
by
Gizmore
12479
13y 312d
829
1.08
2.55
2.58
2
Training: Programming 1
by
Gizmore
4865
13y 312d
235
2.88
4.63
4.82
5
Sidology
by
Gizmore
325
13y 312d
61
4.13
4.43
7.26
7
Screwed Signup
by
Gizmore
261
13y 60d
37
5.81
7.46
7.46
3
PHP 0815
by
Gizmore
1056
12y 360d
85
4.06
5.40
5.20
3
Guesswork
by
Gizmore
1577
12y 360d
91
3.51
2.29
3.63
4
PHP 0816
by
Gizmore
738
12y 343d
60
3.97
5.80
5.45
4
Addslashes
by
Gizmore
830
12y 268d
69
5.45
7.26
6.61
7
Order By Query
by
Gizmore
495
12y 264d
68
6.44
7.51
7.34
5
Table Names
by
Gizmore
739
11y 270d
77
4.79
6.12
6.43
3
No Escape
by
Gizmore
2385
11y 270d
193
4.05
5.47
5.48
4
The Guestbook
by
Gizmore
742
11y 270d
77
4.95
6.53
7.06
4
Crappyshare
by
Gizmore
572
11y 270d
48
3.81
5.52
6.15
4
Paranoid
by
Gizmore
153
11y 270d
34
3.12
1.85
5.03
2
Training: Regex
by
Gizmore
2963
11y 258d
304
4.17
6.12
5.10
6
GizCrypt
by
Gizmore
156
11y 258d
33
4.94
5.73
7.52
2
Training: PHP LFI
by
Gizmore
4758
11y 229d
312
2.90
5.20
4.91
2
PHP 0817
by
Gizmore
5882
11y 194d
398
1.62
3.80
3.48
4
MD5.SALT
by
Gizmore
588
11y 194d
63
5.10
6.30
6.87
2
Training: Crypto - Transposition I
by
Gizmore
3767
11y 178d
247
2.42
3.30
4.08
2
Training: Crypto - Substitution I
by
Gizmore
3059
11y 178d
184
3.07
3.60
4.35
2
Training: Crypto - Caesar II
by
Gizmore
2480
11y 178d
172
2.97
3.67
4.68
3
Training: Crypto - Substitution II
by
Gizmore
497
11y 178d
55
3.64
3.89
5.36
1
Training: Crypto - Caesar I
by
Gizmore
11818
11y 178d
783
1.20
2.49
2.73
2
Training: Crypto - Digraphs
by
Gizmore
1182
11y 178d
128
4.27
4.44
5.27
2
Training: MySQL I
by
Gizmore
5648
11y 178d
418
2.15
4.18
4.31
2
Training: MySQL II
by
Gizmore
2895
11y 178d
209
4.82
5.99
6.00
2
Training: WWW-Basics
by
Gizmore
1621
11y 176d
150
2.19
4.19
3.77
3
Training: WWW-Rewrites
by
Gizmore
425
11y 176d
39
3.33
5.15
5.41
5
WC Hashing Game
by
Gizmore
211
11y 173d
38
4.18
5.18
6.11
2
Training: Register Globals
by
Gizmore
2882
11y 168d
194
2.57
4.54
4.62
2
Training: Math Pyramid
by
Gizmore
1799
11y 168d
138
4.10
4.14
5.33
8
Crackcha
by
Gizmore
39
11y 149d
17
8.18
9.59
9.35
2
Training: Baconian
by
Gizmore
1630
11y 161d
126
3.17
4.45
4.64
1
Training: WWW-Robots
by
Gizmore
10391
11y 149d
737
1.22
3.52
3.41
2
Training: LSB
by
Gizmore
1982
11y 149d
146
3.45
5.51
5.36
4
Training: Bacon Returns
by
Gizmore
205
11y 147d
19
4.37
3.26
3.42
2
Training: GPG
by
Gizmore
1017
11y 136d
98
2.86
6.16
4.69
3
Stegano Attachment
by
Gizmore
1878
11y 136d
149
2.55
3.97
4.50
5
The Travelling Customer
by
Gizmore
98
11y 120d
24
5.71
6.83
7.58
1
Training: ASCII
by
Gizmore
12107
11y 62d
781
0.55
1.82
1.64
1
Encodings: URL
by
Gizmore
10939
11y 62d
675
0.82
2.07
2.39
3
Pimitive Encryption
by
Gizmore
376
11y 24d
55
3.38
4.76
6.82
5
Blinded by the light
by
Gizmore
371
10y 332d
55
6.11
7.47
7.69
6
Fremes
by
Gizmore
25
10y 303d
13
5.69
5.31
8.46
2
Shadowlamb - Chapter I
by
Gizmore
362
10y 297d
66
2.80
2.65
7.14
4
Tracks
by
Gizmore
880
10y 277d
66
2.58
3.20
3.42
3
Are you serial
by
Gizmore
599
10y 228d
56
3.38
5.62
5.62
3
Shadowlamb - Chapter II
by
Gizmore
90
10y 161d
23
4.39
4.04
7.74
4
Identity
by
Gizmore
124
10y 161d
31
5.10
5.71
8.26
4
Shadowlamb - Chapter III
by
Gizmore
45
10y 136d
11
3.82
1.36
8.36
4
Burning Fox
by
Gizmore
147
10y 89d
24
5.00
6.75
8.33
5
Inka
by
Gizmore
31
10y 85d
10
5.90
6.90
7.90
2
PHP My Admin
by
Gizmore
634
10y 67d
38
3.53
2.95
3.05
2
Training: Caterpillar
by
Gizmore
365
10y 52d
41
4.63
3.73
3.49
4
Warchall: Live LFI
by
Gizmore
553
9y 355d
40
3.85
4.80
6.12
4
Warchall: Live RFI
by
Gizmore
489
9y 355d
41
3.54
5.02
6.39
5
Shadowlamb - Chapter IV
by
Gizmore
31
9y 279d
10
4.50
2.80
5.30
5
Time to Reset
by
Gizmore
110
9y 237d
24
5.58
7.21
7.38
7
Stalking
by
Gizmore
12
8y 308d
5
6.60
5.20
10.00
2
AUTH me
by
Gizmore
509
8y 308d
43
3.51
5.19
4.67
5
Brainfucked
by
Gizmore
226
8y 225d
33
4.24
5.33
6.06
3
Illuminati
by
Gizmore
79
8y 225d
16
3.69
5.44
5.81
2
Interesting
by
Gizmore
223
8y 35d
28
3.46
4.46
6.68
6
Experience
by
Gizmore
18
8y 7d
8
6.62
6.00
6.50
4
Training: Net Ports
by
Gizmore
435
7y 357d
24
3.12
4.83
4.67
2
Wanda
by
Gizmore
58
5y 217d
17
4.47
4.47
5.94
5
Zen
by
Gizmore
29
5y 164d
12
5.00
4.33
6.75
2
Railsbin
by
Gizmore
94
4y 164d
20
2.70
3.45
4.95
3
Britcoin
by
Gizmore
31
4y 67d
15
2.73
5.07
6.53
2
Factor 2
by
Gizmore
123
2y 202d
18
2.56
3.61
6.67
4
Training: Time is of the Essence
by
Gizmore
27
1y 222d
12
4.83
6.75
8.50
7
Old Years Eve 2020
by
Gizmore
11
1y 145d
4
6.50
5.25
5.75
7
Memorized
by
Gizmore
9
1y 128d
4
5.00
7.25
8.00
3
Contribute
by
Gizmore
9
1y 55d
2
2.50
2.50
6.00
4
The Mime Files
by
Gizmore
37
327d 12h
13
3.46
4.54
7.92
2
2021 Christmas Tweet
by
gizmore
8
170d 16h
6
4.00
4.50
6.50
1
2021 Christmas Hippety
by
gizmore
19
169d 11h
4
2.75
2.00
7.25
3
2021 Christmas Friday
by
gizmore
26
168d 15h
8
2.62
3.38
7.88
2
2021 Christmas Gifts
by
gizmore
12
166d 6h
5
3.20
5.60
6.60
2
2021 Christmas Grampa
by
gizmore
52
152d 13h
14
0.79
1.14
1.86
1
Training: No DNS
by
gizmore
27
30d 22h
8
1.00
3.12
5.75
2
LoFi
by
gizmore
8
22d 14h
3
2.67
0.67
2.33
2
IRC: Duckhunt
by
gizmore
3
4d 1h
2
2.00
1.50
9.50
3
Connect the Dots
by
galen
926
14y 48d
77
3.34
3.99
5.38
6
Count, don't wonder
by
galen
33
14y 48d
9
5.89
5.44
7.33
6
Three Times Sad
by
dloser
9
8y 139d
5
8.20
8.20
8.40
9
The BrownOS
by
dloser
3
8y 11h
2
10.00
6.00
10.00
3
Impossible n'est pas français
by
CommComm
430
13y 54d
44
2.89
3.64
6.00
2
Prime Factory
by
ch0wch0w
7492
14y 48d
555
1.98
2.80
3.36
5
The Last Hope
by
bsdhell
116
11y 258d
18
7.22
7.17
8.33
6
B.AiM
by
BAIM
and
Gizmore
20
11y 120d
7
5.86
7.00
7.43
3
Flow Over Astronomy
by
anto
375
13y 312d
41
4.34
5.29
5.46
5
DropDaBass
by
anto
31
13y 312d
14
6.50
5.00
5.50
5
Out of the Cloud
by
anto
41
13y 305d
15
5.73
4.33
6.33
3
Enlightment
by
anto
1094
13y 195d
130
5.05
4.74
6.08
3
Simply Red
by
anto
317
13y 195d
35
5.20
5.49
6.49