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Scored Challenges
All
Browse Folder
Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
3
ChATTACA
by
gizmore
8
154d 22h
8
3.75
5.75
8.25
4
MD5 Broken
by
gizmore
23
233d 1h
10
3.30
2.90
6.90
1
CGX#16: Big Endian
by
gizmore
and
x
59
233d 1h
6
1.50
2.33
2.83
1
CGX#15: Still Binary
by
gizmore
and
x
88
233d 1h
14
1.64
2.29
2.21
1
No Action
by
gizmore
57
289d 4h
10
1.20
2.10
1.60
3
Few Bonaccis
by
gizmore
24
290d 2h
8
4.38
6.75
7.38
3
Luggage
by
MagicToast
36
320d 4h
9
2.78
3.33
8.44
2
PyHash
by
gizmore
51
1y 19d
13
2.62
6.31
5.08
5
Valentine's Gold
by
gizmore
and
tehron
21
1y 108d
8
4.88
5.62
8.38
4
Gid Gud
by
gizmore
17
1y 110d
4
5.00
3.50
7.75
1
Eigentor
by
gizmore
77
1y 120d
8
1.88
2.50
2.88
2
TBS Rehearsal
by
gizmore
and
theAnswer
23
1y 120d
4
2.75
3.00
8.00
1
CGX#14: Cracking Intro - Amaze Us
by
DejaVu
,
gizmore
and
x
37
1y 157d
16
4.00
5.62
8.31
0
CGX#13: urls
by
gizmore
and
x
45
1y 345d
1
0.00
0.00
0.00
0
CGX#11: Cross Site Scripting
by
gizmore
and
x
28
1y 349d
0
5.00
5.00
5.00
1
CGX#10: SQL Injection
by
gizmore
and
x
135
1y 349d
18
3.11
5.17
6.11
0
CGX#8: Base 64
by
gizmore
and
x
80
2y 98d
2
0.00
0.00
0.00
0
CGX#7: Object Orientation
by
gizmore
and
x
46
2y 98d
1
0.00
0.00
0.00
0
CGX#6: Functions and Variables
by
gizmore
and
x
48
2y 98d
1
0.00
0.00
0.00
0
CGX#5: IRC with KVIrc
by
gizmore
and
x
47
2y 107d
1
0.00
0.00
0.00
0
CGX#4: Ascii Encoding
by
gizmore
and
x
84
2y 110d
8
0.25
2.50
2.25
1
CGX#3: Binary Encoding
by
gizmore
and
x
758
2y 115d
56
0.27
2.45
2.46
0
CGX#2: Apache on windows
by
gizmore
and
x
58
2y 115d
1
0.00
0.00
0.00
0
CGX#1: PHP + Eclipse
by
gizmore
and
x
82
2y 115d
3
0.00
1.67
0.33
5
Tribal Revival
by
gizmore
2
2y 161d
1
7.00
3.00
6.00
4
Fineprint
by
gizmore
17
2y 289d
5
4.40
4.40
6.60
2
Training: Checksums
by
gizmore
92
2y 289d
18
1.94
1.67
3.44
2
IRC: Duckhunt
by
gizmore
38
3y 15d
11
1.64
1.82
9.09
2
LoFi
by
gizmore
28
3y 33d
4
2.75
0.75
2.75
1
Training: No DNS
by
gizmore
258
3y 42d
33
2.30
4.09
5.61
2
2021 Christmas Grampa
by
gizmore
249
3y 163d
30
0.90
1.47
2.27
2
2021 Christmas Gifts
by
gizmore
25
3y 177d
9
2.89
5.33
5.89
3
2021 Christmas Friday
by
gizmore
49
3y 179d
11
2.82
3.45
7.82
1
2021 Christmas Hippety
by
gizmore
97
3y 180d
18
3.06
2.44
4.22
2
2021 Christmas Tweet
by
gizmore
15
3y 181d
7
3.86
4.29
6.14
4
The Mime Files
by
Gizmore
58
3y 338d
14
3.64
4.71
7.79
6
Temper
by
jusb3
7
4y 42d
5
7.20
9.00
10.00
3
Contribute
by
Gizmore
13
4y 66d
2
2.50
2.50
6.00
7
Memorized
by
Gizmore
9
4y 140d
4
5.00
7.25
8.00
7
Old Years Eve 2020
by
Gizmore
13
4y 156d
4
6.50
5.25
5.75
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
16
4y 164d
6
4.83
6.17
9.33
4
Training: Time is of the Essence
by
gizmore
42
4y 233d
16
5.06
6.56
8.44
2
Factor 2
by
Gizmore
176
5y 214d
21
2.57
3.71
6.86
3
Rubik's Cube
by
space
34
6y 231d
13
4.85
4.08
6.62
3
Britcoin
by
Gizmore
44
7y 79d
19
2.89
5.37
6.68
2
Railsbin
by
Gizmore
127
7y 176d
22
2.68
3.55
4.95
5
Zen
by
Gizmore
33
8y 175d
12
5.00
4.33
6.75
2
Wanda (currently broken)
by
gizmore
74
8y 228d
19
4.89
4.05
5.63
6
Nippon
by
Gizmore
and
lazer
10
8y 336d
7
8.29
5.00
6.71
7
Disclosures
by
gizmore
and
dloser
22
10y 341d
9
7.11
6.89
7.78
8
2013 New Years Special
by
quangntenemy
17
10y 356d
7
8.00
8.29
7.86
4
Training: Net Ports
by
Gizmore
464
11y 4d
24
3.12
4.83
4.67
9
The BrownOS
by
dloser
4
11y 11d
3
10.00
6.67
10.00
6
Experience
by
Gizmore
20
11y 18d
9
6.44
5.67
6.56
2
Interesting
by
Gizmore
251
11y 46d
32
3.28
4.28
6.47
6
Table Names II
by
nurfed
357
11y 112d
34
5.71
8.15
7.68
7
Warchall: Nurxxed
by
nurfed
22
11y 137d
7
8.71
10.00
9.00
6
Three Times Sad
by
dloser
10
11y 150d
5
8.20
8.20
8.40
4
Warchall: Live RCE
by
phiber
and
nurfed
285
11y 160d
23
5.91
7.43
7.35
3
Illuminati
by
Gizmore
98
11y 236d
18
3.56
5.44
5.78
5
QMine
by
quangntenemy
20
11y 236d
6
6.50
5.50
6.33
5
Brainfucked
by
Gizmore
266
11y 236d
39
4.15
5.38
5.85
2
AUTH me
by
Gizmore
563
11y 319d
48
3.54
5.33
4.73
7
Stalking
by
Gizmore
16
11y 319d
6
6.67
5.17
10.00
4
HOST me
by
space
430
11y 320d
34
5.50
7.18
6.76
7
Time to Reset II
by
Gizmore
and
noother
25
12y 244d
11
8.45
9.82
9.82
5
Time to Reset
by
Gizmore
134
12y 249d
27
5.56
7.22
7.33
5
Shadowlamb - Chapter IV
by
Gizmore
32
12y 291d
10
4.50
2.80
5.30
7
What is your Name?
by
Mawekl
42
12y 297d
11
7.18
8.09
7.55
6
Light in the Darkness
by
Mawekl
153
12y 297d
21
7.38
8.90
7.57
6
Are you blind?
by
Mawekl
133
12y 297d
21
6.71
7.90
8.57
4
Warchall: Live RFI
by
Gizmore
549
13y 1d
43
3.60
5.02
6.40
4
Warchall: Live LFI
by
Gizmore
625
13y 1d
43
3.84
4.79
5.93
6
Warchall: Tryouts
by
matrixman
147
13y 28d
18
8.00
9.00
9.00
3
PHP 0819
by
space
733
13y 47d
68
4.54
6.09
6.04
4
Py-Tong
by
space
512
13y 53d
33
4.33
6.30
6.67
3
eXtract Me
by
oleg
162
13y 59d
38
5.55
6.18
6.95
4
Chessy Hawks
by
Jinx
62
13y 61d
10
5.90
3.50
4.70
2
Training: Caterpillar
by
Gizmore
408
13y 64d
42
4.71
3.74
3.52
4
Choose your Path II
by
Mart
and
gizmore
383
13y 72d
28
4.29
5.64
6.82
4
Choose your Path
by
Mart
and
gizmore
622
13y 75d
53
4.32
5.75
6.58
2
PHP My Admin
by
Gizmore
701
13y 78d
41
3.54
3.05
3.27
2
Repeating History
by
space
and
Gizmore
670
13y 83d
63
3.73
3.65
4.67
5
Inka
by
Gizmore
36
13y 96d
12
6.00
7.08
7.92
4
Burning Fox
by
Gizmore
155
13y 101d
27
4.81
6.56
8.19
3
SSH... Z is sleeping
by
Z
180
13y 104d
30
5.30
8.00
7.63
4
Shadowlamb - Chapter III
by
Gizmore
47
13y 147d
11
3.82
1.36
8.36
7
Training: Warchall - 7 Tropical Fruits
by
tropic
176
13y 163d
21
6.52
8.10
8.19
2
Training: Warchall - The Beginning
by
WarChallStaff
2145
13y 163d
240
2.53
4.74
7.16
2
Identity
by
gizmore
167
13y 172d
35
4.83
5.37
7.77
3
Shadowlamb - Chapter II
by
Gizmore
93
13y 172d
24
4.50
4.12
7.83
6
Blinded by the lighter
by
kwisatz
211
13y 199d
35
7.49
8.46
8.63
3
Are you serial
by
Gizmore
624
13y 239d
59
3.37
5.58
5.61
6
Babbage and Coldplay
by
ludde
49
13y 251d
13
6.08
6.38
7.38
4
Training: RegexMini
by
ludde
654
13y 254d
53
4.34
6.15
5.43
3
PHP 0818
by
noother
1143
13y 268d
77
3.18
4.81
4.95
3
Stop us
by
noother
and
Gizmore
338
13y 282d
41
4.63
6.02
6.29
4
Tracks
by
Gizmore
938
13y 288d
69
2.64
3.16
3.38
2
Shadowlamb - Chapter I
by
Gizmore
383
13y 308d
71
2.73
2.62
7.13
3
Vermeer
by
XcrAckX
241
13y 315d
45
3.93
4.09
5.84
6
Fremes
by
Gizmore
26
13y 315d
14
5.71
5.43
8.43
5
Smile
by
livinskull
and
Gizmore
86
13y 315d
19
5.84
6.79
7.74
5
Blinded by the light
by
Gizmore
405
13y 344d
57
6.11
7.49
7.70
7
Speed Your Way To VICtory
by
Jander
21
14y 22d
10
8.70
8.70
8.70
3
Pimitive Encryption
by
Gizmore
401
14y 35d
64
3.47
4.83
6.92
5
Preg Evasion
by
noother
170
14y 37d
26
6.96
9.15
8.54
1
Encodings: URL
by
Gizmore
11955
14y 73d
743
0.79
2.09
2.46
1
Training: ASCII
by
Gizmore
13308
14y 73d
852
0.54
1.83
1.70
2
Limited Access Too
by
wannabe7331
and
lordOric
1816
14y 123d
92
3.02
4.88
4.58
2
Limited Access
by
wannabe7331
2542
14y 126d
148
2.66
4.59
4.27
5
The Travelling Customer
by
Gizmore
116
14y 131d
27
5.74
6.78
7.52
3
Zebra
by
hirsch
1687
14y 131d
147
2.21
2.95
4.96
6
B.AiM
by
BAIM
and
Gizmore
20
14y 131d
7
5.86
7.00
7.43
3
Stegano Attachment
by
Gizmore
2012
14y 148d
155
2.53
4.01
4.55
2
Training: GPG
by
Gizmore
1060
14y 148d
102
2.87
6.24
4.79
4
Training: Bacon Returns
by
Gizmore
233
14y 158d
23
4.65
3.65
3.78
8
Crackcha
by
Gizmore
43
14y 160d
18
8.22
9.44
9.39
2
Training: LSB
by
Gizmore
2094
14y 160d
155
3.41
5.40
5.32
1
Training: WWW-Robots
by
Gizmore
11397
14y 160d
807
1.20
3.54
3.42
2
Training: Baconian
by
Gizmore
1737
14y 173d
134
3.12
4.44
4.63
2
Training: Math Pyramid
by
Gizmore
1901
14y 179d
145
4.12
4.14
5.32
2
Training: Register Globals
by
Gizmore
3055
14y 179d
202
2.59
4.59
4.65
5
WC Hashing Game
by
Gizmore
227
14y 185d
41
4.20
5.20
5.98
3
Training: WWW-Rewrites
by
Gizmore
444
14y 188d
40
3.33
5.17
5.42
2
Training: WWW-Basics
by
Gizmore
1671
14y 188d
154
2.20
4.22
3.79
2
Training: MySQL II
by
Gizmore
3073
14y 189d
221
4.85
5.97
6.03
2
Training: MySQL I
by
Gizmore
6028
14y 190d
444
2.12
4.17
4.29
2
Training: Crypto - Digraphs
by
Gizmore
1254
14y 190d
132
4.26
4.45
5.31
1
Training: Crypto - Caesar I
by
Gizmore
12999
14y 190d
849
1.19
2.47
2.73
2
Training: Crypto - Caesar II
by
Gizmore
2671
14y 190d
185
2.92
3.68
4.66
3
Training: Crypto - Substitution II
by
Gizmore
535
14y 190d
59
3.61
3.92
5.44
2
Training: Crypto - Substitution I
by
Gizmore
3254
14y 190d
195
3.04
3.65
4.43
2
Training: Crypto - Transposition I
by
Gizmore
4020
14y 190d
264
2.39
3.33
4.12
4
MD5.SALT
by
Gizmore
614
14y 205d
66
5.08
6.24
6.83
2
PHP 0817
by
Gizmore
6224
14y 205d
413
1.60
3.78
3.48
2
Training: PHP LFI
by
Gizmore
5009
14y 240d
330
2.87
5.16
4.91
5
The Last Hope
by
bsdhell
125
14y 270d
20
7.40
7.15
8.25
6
GizCrypt
by
Gizmore
169
14y 270d
35
4.97
5.83
7.54
2
Training: Regex
by
Gizmore
3194
14y 270d
321
4.14
6.09
5.08
7
Snake
by
Gizmore
and
lazer
46
14y 282d
14
5.64
6.14
8.71
4
Paranoid
by
Gizmore
162
14y 282d
36
3.17
1.75
5.00
4
The Guestbook
by
Gizmore
797
14y 282d
81
4.95
6.53
7.05
4
Crappyshare
by
Gizmore
642
14y 282d
52
3.73
5.44
6.08
5
Table Names
by
Gizmore
808
14y 282d
84
4.80
6.15
6.45
3
No Escape
by
Gizmore
2498
14y 282d
196
4.04
5.46
5.49
4
Yourself PHP
by
Gizmore
and
Kender
745
14y 282d
67
4.61
6.82
5.99
7
Order By Query
by
Gizmore
520
15y 276d
71
6.46
7.56
7.34
6
Credit Card Challenge Pwned!
by
Z
60
15y 276d
23
5.65
7.17
8.65
6
Z - Reloaded
by
Z
and
Gizmore
140
15y 276d
34
5.85
7.65
8.18
4
Addslashes
by
Gizmore
892
15y 280d
76
5.39
7.25
6.61
4
Quangcurrency
by
quangntenemy
and
Gizmore
307
15y 281d
44
3.66
5.86
6.64
4
PHP 0816
by
Gizmore
809
15y 354d
69
4.09
5.75
5.48
3
Guesswork
by
Gizmore
1652
16y 6d
92
3.50
2.27
3.64
3
PHP 0815
by
Gizmore
1122
16y 6d
89
4.04
5.39
5.16
3
Impossible n'est pas français
by
CommComm
454
16y 65d
47
2.91
3.77
6.00
7
Screwed Signup
by
Gizmore
305
16y 72d
43
5.72
7.44
7.44
5
Fix Us
by
Z
and
Gizmore
91
16y 72d
24
5.75
7.38
6.83
3
htmlspecialchars
by
Gizmore
and
Kender
1122
16y 73d
92
3.45
4.88
4.07
6
Malware
by
Z
209
16y 137d
30
4.17
5.60
6.77
3
Simply Red
by
anto
346
16y 207d
36
5.17
5.42
6.53
3
Enlightment
by
anto
1125
16y 207d
134
5.04
4.74
6.07
6
The Cookie is a lie
by
Z
70
16y 258d
22
3.73
5.32
7.00
5
A Black Hats Tale
by
Z
233
16y 279d
49
6.04
7.73
7.96
5
Out of the Cloud
by
anto
45
16y 316d
15
5.73
4.33
6.33
3
Towers of Hanoi
by
Z
239
16y 323d
31
4.68
5.39
6.97
5
Sidology
by
Gizmore
342
16y 323d
64
4.16
4.39
7.27
5
DropDaBass
by
anto
35
16y 323d
15
6.40
5.00
5.60
3
Flow Over Astronomy
by
anto
398
16y 323d
44
4.36
5.32
5.57
2
Training: Programming 1
by
Gizmore
5118
16y 323d
247
2.89
4.58
4.86
1
Training: Stegano I
by
Gizmore
13722
16y 323d
911
1.07
2.57
2.67
4
Trivia
by
Z
and
Gizmore
806
16y 335d
96
5.25
6.32
7.18
2
Training: Encodings I
by
Gizmore
5289
16y 352d
340
3.28
4.31
3.96
5
Sudoku I
by
Gizmore
167
17y 9d
43
7.56
7.51
8.14
4
bill for Bill
by
Z
506
17y 9d
79
4.67
6.04
8.59
6
Anderson Application Auditing
by
Z
219
17y 33d
46
6.30
8.70
9.13
3
Stegano Woman
by
Z
492
17y 33d
42
3.81
4.10
5.21
6
Letterworm
by
Gizmore
107
17y 59d
20
5.00
5.35
7.05
2
Prime Factory
by
ch0wch0w
7872
17y 59d
579
1.97
2.79
3.35
6
Morsed
by
Gizmore
78
17y 59d
16
6.31
6.88
6.94
3
Connect the Dots
by
galen
975
17y 59d
79
3.37
4.01
5.37
3
hi
by
Gizmore
2063
17y 59d
149
2.39
3.31
3.48
6
Count, don't wonder
by
galen
36
17y 59d
10
5.80
5.30
7.40
1
Training: Get Sourced
by
Gizmore
20008
17y 59d
1864
0.49
1.76
2.22
7
Save the World
by
Z
232
17y 59d
39
6.56
8.03
7.90
5
Can you read me
by
Gizmore
506
17y 59d
38
3.82
5.76
5.61
8
Agent Larry
by
Z
48
17y 59d
13
6.77
8.08
8.54
5
Lettergrid
by
Gizmore
173
17y 59d
21
5.10
4.57
5.48
5
The Nap
by
Z
57
17y 59d
19
5.74
8.00
8.00