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Scored Challenges
All
Browse Folder
Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
1
Training: Get Sourced
by
Gizmore
19900
16y 323d
1855
0.49
1.76
2.21
1
Training: Stegano I
by
Gizmore
13662
16y 222d
905
1.07
2.57
2.67
1
Training: Crypto - Caesar I
by
Gizmore
12939
14y 88d
844
1.19
2.47
2.73
1
Training: WWW-Robots
by
Gizmore
11339
14y 59d
801
1.19
3.54
3.42
1
Training: ASCII
by
Gizmore
13247
13y 337d
844
0.54
1.82
1.69
1
Encodings: URL
by
Gizmore
11903
13y 337d
736
0.79
2.09
2.45
1
2021 Christmas Hippety
by
gizmore
95
3y 79d
18
3.06
2.44
4.22
1
Training: No DNS
by
gizmore
243
2y 305d
30
2.17
4.00
5.60
1
CGX#3: Binary Encoding
by
gizmore
and
x
717
2y 14d
53
0.28
2.28
2.38
1
CGX#10: SQL Injection
by
gizmore
and
x
127
1y 248d
14
3.43
5.14
6.36
1
CGX#14: Cracking Intro - Amaze Us
by
DejaVu
,
gizmore
and
x
34
1y 55d
15
4.00
5.67
8.27
1
Eigentor
by
gizmore
70
1y 18d
6
1.67
2.17
2.50
1
No Action
by
gizmore
48
187d 18h
10
1.20
2.10
1.60
1
CGX#15: Still Binary
by
gizmore
and
x
68
131d 15h
9
1.33
1.33
1.11
1
CGX#16: Big Endian
by
gizmore
and
x
48
131d 15h
5
1.60
2.40
3.00
2
Prime Factory
by
ch0wch0w
7858
16y 323d
578
1.97
2.80
3.36
2
Training: Encodings I
by
Gizmore
5280
16y 250d
339
3.28
4.32
3.95
2
Training: Programming 1
by
Gizmore
5108
16y 222d
247
2.89
4.58
4.86
2
Training: Regex
by
Gizmore
3182
14y 168d
320
4.15
6.10
5.08
2
Training: PHP LFI
by
Gizmore
4997
14y 139d
329
2.88
5.17
4.92
2
PHP 0817
by
Gizmore
6211
14y 104d
413
1.60
3.78
3.48
2
Training: Crypto - Transposition I
by
Gizmore
4011
14y 88d
263
2.39
3.32
4.12
2
Training: Crypto - Substitution I
by
Gizmore
3249
14y 88d
195
3.04
3.65
4.43
2
Training: Crypto - Caesar II
by
Gizmore
2667
14y 88d
185
2.92
3.68
4.66
2
Training: Crypto - Digraphs
by
Gizmore
1251
14y 88d
132
4.26
4.45
5.31
2
Training: MySQL I
by
Gizmore
6010
14y 88d
443
2.12
4.17
4.29
2
Training: MySQL II
by
Gizmore
3062
14y 88d
220
4.85
5.96
6.01
2
Training: WWW-Basics
by
Gizmore
1670
14y 86d
154
2.20
4.22
3.79
2
Training: Register Globals
by
Gizmore
3045
14y 78d
201
2.58
4.59
4.64
2
Training: Math Pyramid
by
Gizmore
1897
14y 78d
145
4.12
4.14
5.32
2
Training: Baconian
by
Gizmore
1735
14y 71d
134
3.12
4.44
4.63
2
Training: LSB
by
Gizmore
2090
14y 59d
155
3.41
5.40
5.32
2
Training: GPG
by
Gizmore
1059
14y 46d
102
2.87
6.24
4.79
2
Limited Access
by
wannabe7331
2534
14y 24d
148
2.66
4.59
4.27
2
Limited Access Too
by
wannabe7331
and
lordOric
1811
14y 21d
92
3.02
4.88
4.58
2
Shadowlamb - Chapter I
by
Gizmore
381
13y 207d
71
2.73
2.62
7.13
2
Identity
by
gizmore
163
13y 71d
35
4.83
5.37
7.77
2
Training: Warchall - The Beginning
by
WarChallStaff
2139
13y 61d
239
2.54
4.72
7.15
2
Repeating History
by
space
and
Gizmore
666
12y 346d
63
3.73
3.65
4.67
2
PHP My Admin
by
Gizmore
698
12y 341d
41
3.54
3.05
3.27
2
Training: Caterpillar
by
Gizmore
406
12y 327d
42
4.71
3.74
3.52
2
AUTH me
by
Gizmore
559
11y 218d
48
3.54
5.33
4.73
2
Interesting
by
Gizmore
249
10y 310d
32
3.28
4.28
6.47
2
Wanda (currently broken)
by
gizmore
74
8y 126d
19
4.89
4.05
5.63
2
Railsbin
by
Gizmore
123
7y 74d
22
2.68
3.55
4.95
2
Factor 2
by
Gizmore
171
5y 112d
21
2.57
3.71
6.86
2
2021 Christmas Tweet
by
gizmore
14
3y 80d
7
3.86
4.29
6.14
2
2021 Christmas Gifts
by
gizmore
25
3y 76d
9
2.89
5.33
5.89
2
2021 Christmas Grampa
by
gizmore
238
3y 62d
28
0.79
1.11
1.96
2
LoFi
by
gizmore
24
2y 297d
4
2.75
0.75
2.75
2
IRC: Duckhunt
by
gizmore
35
2y 278d
9
1.78
1.78
8.89
2
Training: Checksums
by
gizmore
85
2y 188d
18
1.94
1.67
3.44
2
TBS Rehearsal
by
gizmore
and
theAnswer
19
1y 18d
3
2.67
3.00
7.67
2
PyHash
by
gizmore
46
282d 17h
12
2.67
6.33
5.25
3
Connect the Dots
by
galen
973
16y 323d
79
3.37
4.01
5.37
3
hi
by
Gizmore
2057
16y 323d
148
2.39
3.30
3.50
3
Stegano Woman
by
Z
488
16y 297d
42
3.81
4.10
5.21
3
Flow Over Astronomy
by
anto
397
16y 222d
44
4.36
5.32
5.57
3
Towers of Hanoi
by
Z
236
16y 222d
31
4.68
5.39
6.97
3
Enlightment
by
anto
1123
16y 105d
134
5.04
4.74
6.07
3
Simply Red
by
anto
343
16y 105d
36
5.17
5.42
6.53
3
htmlspecialchars
by
Gizmore
and
Kender
1119
15y 337d
92
3.45
4.88
4.07
3
Impossible n'est pas français
by
CommComm
451
15y 328d
47
2.91
3.77
6.00
3
PHP 0815
by
Gizmore
1118
15y 270d
89
4.04
5.39
5.16
3
Guesswork
by
Gizmore
1648
15y 270d
92
3.50
2.27
3.64
3
No Escape
by
Gizmore
2493
14y 180d
196
4.04
5.46
5.49
3
Training: Crypto - Substitution II
by
Gizmore
531
14y 88d
59
3.61
3.92
5.44
3
Training: WWW-Rewrites
by
Gizmore
442
14y 86d
40
3.33
5.17
5.42
3
Stegano Attachment
by
Gizmore
2007
14y 46d
155
2.53
4.01
4.55
3
Zebra
by
hirsch
1680
14y 29d
146
2.23
2.94
4.95
3
Pimitive Encryption
by
Gizmore
400
13y 299d
64
3.47
4.83
6.92
3
Vermeer
by
XcrAckX
238
13y 213d
45
3.93
4.09
5.84
3
Stop us
by
noother
and
Gizmore
334
13y 181d
41
4.63
6.02
6.29
3
PHP 0818
by
noother
1137
13y 166d
76
3.18
4.80
4.96
3
Are you serial
by
Gizmore
621
13y 138d
59
3.37
5.58
5.61
3
Shadowlamb - Chapter II
by
Gizmore
92
13y 71d
24
4.50
4.12
7.83
3
SSH... Z is sleeping
by
Z
178
13y 3d
30
5.30
8.00
7.63
3
eXtract Me
by
oleg
160
12y 322d
38
5.55
6.18
6.95
3
PHP 0819
by
space
728
12y 310d
68
4.54
6.09
6.04
3
Illuminati
by
Gizmore
95
11y 134d
17
3.65
5.47
5.76
3
Britcoin
by
Gizmore
42
6y 342d
19
2.89
5.37
6.68
3
Rubik's Cube
by
space
30
6y 129d
12
5.08
4.25
6.42
3
Contribute
by
Gizmore
12
3y 330d
2
2.50
2.50
6.00
3
2021 Christmas Friday
by
gizmore
45
3y 78d
10
2.80
3.40
8.00
3
Luggage
by
MagicToast
30
218d 18h
7
3.00
3.43
8.43
3
Few Bonaccis
by
gizmore
18
188d 16h
7
4.14
6.86
7.57
3
ChATTACA
by
gizmore
8
53d 12h
8
3.75
5.75
8.25
4
bill for Bill
by
Z
505
16y 272d
79
4.67
6.04
8.59
4
Trivia
by
Z
and
Gizmore
805
16y 233d
96
5.25
6.32
7.18
4
PHP 0816
by
Gizmore
801
15y 253d
68
4.06
5.76
5.46
4
Quangcurrency
by
quangntenemy
and
Gizmore
304
15y 179d
43
3.67
5.86
6.63
4
Addslashes
by
Gizmore
887
15y 178d
76
5.39
7.25
6.61
4
Yourself PHP
by
Gizmore
and
Kender
741
14y 180d
67
4.61
6.82
5.99
4
The Guestbook
by
Gizmore
793
14y 180d
81
4.95
6.53
7.05
4
Crappyshare
by
Gizmore
640
14y 180d
52
3.73
5.44
6.08
4
Paranoid
by
Gizmore
160
14y 180d
36
3.17
1.75
5.00
4
MD5.SALT
by
Gizmore
612
14y 104d
66
5.08
6.24
6.83
4
Training: Bacon Returns
by
Gizmore
230
14y 57d
23
4.65
3.65
3.78
4
Tracks
by
Gizmore
932
13y 187d
69
2.64
3.16
3.38
4
Training: RegexMini
by
ludde
652
13y 153d
53
4.34
6.15
5.43
4
Shadowlamb - Chapter III
by
Gizmore
46
13y 46d
11
3.82
1.36
8.36
4
Burning Fox
by
Gizmore
154
12y 364d
27
4.81
6.56
8.19
4
Choose your Path
by
Mart
and
gizmore
616
12y 338d
53
4.32
5.75
6.58
4
Choose your Path II
by
Mart
and
gizmore
378
12y 336d
28
4.29
5.64
6.82
4
Chessy Hawks
by
Jinx
61
12y 324d
10
5.90
3.50
4.70
4
Py-Tong
by
space
507
12y 316d
33
4.33
6.30
6.67
4
Warchall: Live LFI
by
Gizmore
618
12y 265d
43
3.84
4.79
5.93
4
Warchall: Live RFI
by
Gizmore
544
12y 265d
43
3.60
5.02
6.40
4
HOST me
by
space
428
11y 218d
33
5.55
7.33
6.85
4
Warchall: Live RCE
by
phiber
and
nurfed
283
11y 59d
23
5.91
7.43
7.35
4
Training: Net Ports
by
Gizmore
461
10y 267d
24
3.12
4.83
4.67
4
Training: Time is of the Essence
by
gizmore
40
4y 131d
16
5.06
6.56
8.44
4
The Mime Files
by
Gizmore
55
3y 237d
14
3.64
4.71
7.79
4
Fineprint
by
gizmore
16
2y 188d
5
4.40
4.40
6.60
4
Gid Gud
by
gizmore
15
1y 9d
4
5.00
3.50
7.75
4
MD5 Broken
by
gizmore
20
131d 15h
9
3.44
2.89
6.78
5
Can you read me
by
Gizmore
504
16y 323d
38
3.82
5.76
5.61
5
Lettergrid
by
Gizmore
171
16y 323d
21
5.10
4.57
5.48
5
The Nap
by
Z
56
16y 323d
19
5.74
8.00
8.00
5
Sudoku I
by
Gizmore
164
16y 272d
43
7.56
7.51
8.14
5
DropDaBass
by
anto
35
16y 222d
15
6.40
5.00
5.60
5
Sidology
by
Gizmore
340
16y 222d
64
4.16
4.39
7.27
5
Out of the Cloud
by
anto
44
16y 214d
15
5.73
4.33
6.33
5
A Black Hats Tale
by
Z
231
16y 177d
49
6.04
7.73
7.96
5
Fix Us
by
Z
and
Gizmore
90
15y 335d
24
5.75
7.38
6.83
5
Table Names
by
Gizmore
804
14y 180d
84
4.80
6.15
6.45
5
The Last Hope
by
bsdhell
123
14y 168d
20
7.40
7.15
8.25
5
WC Hashing Game
by
Gizmore
225
14y 83d
41
4.20
5.20
5.98
5
The Travelling Customer
by
Gizmore
111
14y 29d
27
5.74
6.78
7.52
5
Preg Evasion
by
noother
166
13y 300d
26
6.96
9.15
8.54
5
Blinded by the light
by
Gizmore
402
13y 242d
57
6.11
7.49
7.70
5
Smile
by
livinskull
and
Gizmore
84
13y 213d
19
5.84
6.79
7.74
5
Inka
by
Gizmore
35
12y 360d
12
6.00
7.08
7.92
5
Shadowlamb - Chapter IV
by
Gizmore
31
12y 189d
10
4.50
2.80
5.30
5
Time to Reset
by
Gizmore
131
12y 147d
27
5.56
7.22
7.33
5
Brainfucked
by
Gizmore
263
11y 134d
39
4.15
5.38
5.85
5
QMine
by
quangntenemy
20
11y 134d
6
6.50
5.50
6.33
5
Zen
by
Gizmore
31
8y 74d
12
5.00
4.33
6.75
5
Tribal Revival
by
gizmore
2
2y 60d
1
7.00
3.00
6.00
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
14
4y 63d
6
4.83
6.17
9.33
5
Valentine's Gold
by
gizmore
and
tehron
18
1y 6d
8
4.88
5.62
8.38
6
Morsed
by
Gizmore
75
16y 323d
16
6.31
6.88
6.94
6
Count, don't wonder
by
galen
35
16y 323d
10
5.80
5.30
7.40
6
Letterworm
by
Gizmore
103
16y 322d
20
5.00
5.35
7.05
6
Anderson Application Auditing
by
Z
217
16y 297d
46
6.30
8.70
9.13
6
The Cookie is a lie
by
Z
70
16y 156d
22
3.73
5.32
7.00
6
Malware
by
Z
207
16y 35d
30
4.17
5.60
6.77
6
Z - Reloaded
by
Z
and
Gizmore
138
15y 174d
34
5.85
7.65
8.18
6
Credit Card Challenge Pwned!
by
Z
60
15y 174d
23
5.65
7.17
8.65
6
GizCrypt
by
Gizmore
164
14y 168d
35
4.97
5.83
7.54
6
B.AiM
by
BAIM
and
Gizmore
20
14y 29d
7
5.86
7.00
7.43
6
Fremes
by
Gizmore
26
13y 213d
14
5.71
5.43
8.43
6
Babbage and Coldplay
by
ludde
47
13y 150d
13
6.08
6.38
7.38
6
Blinded by the lighter
by
kwisatz
208
13y 97d
35
7.49
8.46
8.63
6
Warchall: Tryouts
by
matrixman
145
12y 291d
18
8.00
9.00
9.00
6
Are you blind?
by
Mawekl
131
12y 196d
21
6.71
7.90
8.57
6
Light in the Darkness
by
Mawekl
151
12y 196d
20
7.35
8.85
7.55
6
Three Times Sad
by
dloser
10
11y 49d
5
8.20
8.20
8.40
6
Table Names II
by
nurfed
354
11y 11d
34
5.71
8.15
7.68
6
Experience
by
Gizmore
20
10y 282d
9
6.44
5.67
6.56
6
Nippon
by
Gizmore
and
lazer
10
8y 235d
7
8.29
5.00
6.71
6
Temper
by
jusb3
7
3y 305d
5
7.20
9.00
10.00
7
Save the World
by
Z
230
16y 323d
39
6.56
8.03
7.90
7
Screwed Signup
by
Gizmore
301
15y 335d
42
5.69
7.43
7.38
7
Order By Query
by
Gizmore
517
15y 174d
71
6.46
7.56
7.34
7
Snake
by
Gizmore
and
lazer
46
14y 180d
14
5.64
6.14
8.71
7
Speed Your Way To VICtory
by
Jander
21
13y 285d
10
8.70
8.70
8.70
7
Training: Warchall - 7 Tropical Fruits
by
tropic
171
13y 61d
21
6.52
8.10
8.19
7
What is your Name?
by
Mawekl
42
12y 196d
11
7.18
8.09
7.55
7
Time to Reset II
by
Gizmore
and
noother
25
12y 143d
11
8.45
9.82
9.82
7
Stalking
by
Gizmore
15
11y 218d
6
6.67
5.17
10.00
7
Warchall: Nurxxed
by
nurfed
22
11y 36d
7
8.71
10.00
9.00
7
Disclosures
by
gizmore
and
dloser
21
10y 239d
9
7.11
6.89
7.78
7
Old Years Eve 2020
by
Gizmore
13
4y 55d
4
6.50
5.25
5.75
7
Memorized
by
Gizmore
9
4y 38d
4
5.00
7.25
8.00
8
Agent Larry
by
Z
48
16y 323d
13
6.77
8.08
8.54
8
Crackcha
by
Gizmore
42
14y 59d
18
8.22
9.44
9.39
8
2013 New Years Special
by
quangntenemy
17
10y 254d
7
8.00
8.29
7.86
9
The BrownOS
by
dloser
4
10y 275d
3
10.00
6.67
10.00