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Scored Challenges
All
Browse Folder
Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
4
MD5 Broken
by
gizmore
15
70d 17h
9
3.44
2.89
6.78
1
CGX#16: Big Endian
by
gizmore
and
x
33
70d 17h
5
1.60
2.40
3.00
1
CGX#15: Still Binary
by
gizmore
and
x
46
70d 17h
7
1.14
1.43
1.29
1
No Action
by
gizmore
37
126d 20h
9
1.22
2.11
1.56
3
Few Bonaccis
by
gizmore
13
127d 18h
6
4.17
6.83
7.50
3
Luggage
by
MagicToast
24
157d 20h
7
3.00
3.43
8.43
2
PyHash
by
gizmore
35
221d 19h
11
2.64
6.27
5.27
5
Valentine's Gold
by
gizmore
and
tehron
16
310d 17h
8
4.88
5.62
8.38
4
Gid Gud
by
gizmore
14
313d 2h
4
5.00
3.50
7.75
1
Eigentor
by
gizmore
59
322d 22h
6
1.67
2.17
2.50
2
TBS Rehearsal
by
gizmore
and
theAnswer
18
322d 22h
3
2.67
3.00
7.67
1
CGX#14: Cracking Intro - Amaze Us
by
DejaVu
,
gizmore
and
x
32
360d 58m
15
4.00
5.67
8.27
1
CGX#10: SQL Injection
by
gizmore
and
x
115
1y 187d
12
3.42
5.08
6.17
1
CGX#3: Binary Encoding
by
gizmore
and
x
679
1y 318d
50
0.30
2.38
2.30
5
Tribal Revival
by
gizmore
2
1y 364d
1
7.00
3.00
6.00
4
Fineprint
by
gizmore
11
2y 127d
5
4.40
4.40
6.60
2
Training: Checksums
by
gizmore
77
2y 127d
18
1.94
1.67
3.44
2
IRC: Duckhunt
by
gizmore
33
2y 217d
9
1.78
1.78
8.89
2
LoFi
by
gizmore
22
2y 236d
4
2.75
0.75
2.75
1
Training: No DNS
by
gizmore
234
2y 244d
28
2.14
3.93
5.68
2
2021 Christmas Grampa
by
gizmore
230
3y 1d
28
0.79
1.11
1.96
2
2021 Christmas Gifts
by
gizmore
24
3y 15d
9
2.89
5.33
5.89
3
2021 Christmas Friday
by
gizmore
43
3y 17d
10
2.80
3.40
8.00
1
2021 Christmas Hippety
by
gizmore
87
3y 18d
16
3.19
2.31
4.12
2
2021 Christmas Tweet
by
gizmore
14
3y 19d
7
3.86
4.29
6.14
4
The Mime Files
by
Gizmore
54
3y 176d
14
3.64
4.71
7.79
6
Temper
by
jusb3
7
3y 244d
5
7.20
9.00
10.00
3
Contribute
by
Gizmore
12
3y 269d
2
2.50
2.50
6.00
7
Memorized
by
Gizmore
9
3y 342d
4
5.00
7.25
8.00
7
Old Years Eve 2020
by
Gizmore
13
3y 359d
4
6.50
5.25
5.75
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
14
4y 2d
6
4.83
6.17
9.33
4
Training: Time is of the Essence
by
gizmore
39
4y 70d
16
5.06
6.56
8.44
2
Factor 2
by
Gizmore
166
5y 51d
21
2.57
3.71
6.86
3
Rubik's Cube
by
space
28
6y 68d
12
5.08
4.25
6.42
3
Britcoin
by
Gizmore
41
6y 281d
19
2.89
5.37
6.68
2
Railsbin
by
Gizmore
120
7y 13d
22
2.68
3.55
4.95
5
Zen
by
Gizmore
31
8y 13d
12
5.00
4.33
6.75
2
Wanda
by
Gizmore
74
8y 66d
19
4.89
4.05
5.63
6
Nippon
by
Gizmore
and
lazer
10
8y 174d
7
8.29
5.00
6.71
7
Disclosures
by
gizmore
and
dloser
21
10y 178d
9
7.11
6.89
7.78
8
2013 New Years Special
by
quangntenemy
17
10y 194d
7
8.00
8.29
7.86
4
Training: Net Ports
by
Gizmore
458
10y 206d
24
3.12
4.83
4.67
9
The BrownOS
by
dloser
4
10y 214d
3
10.00
6.67
10.00
6
Experience
by
Gizmore
20
10y 221d
9
6.44
5.67
6.56
2
Interesting
by
Gizmore
248
10y 249d
32
3.28
4.28
6.47
6
Table Names II
by
nurfed
350
10y 315d
34
5.71
8.15
7.68
7
Warchall: Nurxxed
by
nurfed
21
10y 340d
7
8.71
10.00
9.00
6
Three Times Sad
by
dloser
10
10y 353d
5
8.20
8.20
8.40
4
Warchall: Live RCE
by
phiber
and
nurfed
280
10y 363d
23
5.91
7.43
7.35
3
Illuminati
by
Gizmore
91
11y 73d
17
3.65
5.47
5.76
5
QMine
by
quangntenemy
20
11y 73d
6
6.50
5.50
6.33
5
Brainfucked
by
Gizmore
260
11y 73d
39
4.15
5.38
5.85
2
AUTH me
by
Gizmore
559
11y 157d
48
3.54
5.33
4.73
7
Stalking
by
Gizmore
15
11y 157d
6
6.67
5.17
10.00
4
HOST me
by
space
424
11y 157d
33
5.55
7.33
6.85
7
Time to Reset II
by
Gizmore
and
noother
25
12y 82d
11
8.45
9.82
9.82
5
Time to Reset
by
Gizmore
130
12y 86d
27
5.56
7.22
7.33
5
Shadowlamb - Chapter IV
by
Gizmore
31
12y 128d
10
4.50
2.80
5.30
7
What is your Name?
by
Mawekl
42
12y 135d
11
7.18
8.09
7.55
6
Light in the Darkness
by
Mawekl
149
12y 135d
20
7.35
8.85
7.55
6
Are you blind?
by
Mawekl
129
12y 135d
21
6.71
7.90
8.57
4
Warchall: Live RFI
by
Gizmore
539
12y 204d
43
3.60
5.02
6.40
4
Warchall: Live LFI
by
Gizmore
614
12y 204d
43
3.84
4.79
5.93
6
Warchall: Tryouts
by
matrixman
145
12y 230d
18
8.00
9.00
9.00
3
PHP 0819
by
space
726
12y 249d
68
4.54
6.09
6.04
4
Py-Tong
by
space
501
12y 255d
33
4.33
6.30
6.67
3
eXtract Me
by
oleg
159
12y 261d
38
5.55
6.18
6.95
4
Chessy Hawks
by
Jinx
60
12y 263d
10
5.90
3.50
4.70
2
Training: Caterpillar
by
Gizmore
405
12y 266d
42
4.71
3.74
3.52
4
Choose your Path II
by
Mart
and
gizmore
375
12y 275d
28
4.29
5.64
6.82
4
Choose your Path
by
Mart
and
gizmore
610
12y 278d
53
4.32
5.75
6.58
2
PHP My Admin
by
Gizmore
693
12y 280d
41
3.54
3.05
3.27
2
Repeating History
by
space
and
Gizmore
664
12y 285d
63
3.73
3.65
4.67
5
Inka
by
Gizmore
35
12y 299d
12
6.00
7.08
7.92
4
Burning Fox
by
Gizmore
153
12y 303d
27
4.81
6.56
8.19
3
SSH... Z is sleeping
by
Z
176
12y 307d
30
5.30
8.00
7.63
4
Shadowlamb - Chapter III
by
Gizmore
46
12y 350d
11
3.82
1.36
8.36
7
Training: Warchall - 7 Tropical Fruits
by
tropic
171
13y 16h
21
6.52
8.10
8.19
2
Training: Warchall - The Beginning
by
WarChallStaff
2133
13y 16h
239
2.54
4.72
7.15
2
Identity
by
gizmore
156
13y 10d
35
4.83
5.37
7.77
3
Shadowlamb - Chapter II
by
Gizmore
92
13y 10d
24
4.50
4.12
7.83
6
Blinded by the lighter
by
kwisatz
206
13y 36d
35
7.49
8.46
8.63
3
Are you serial
by
Gizmore
618
13y 77d
59
3.37
5.58
5.61
6
Babbage and Coldplay
by
ludde
46
13y 89d
13
6.08
6.38
7.38
4
Training: RegexMini
by
ludde
645
13y 92d
53
4.34
6.15
5.43
3
PHP 0818
by
noother
1132
13y 105d
76
3.18
4.80
4.96
3
Stop us
by
noother
and
Gizmore
330
13y 120d
41
4.63
6.02
6.29
4
Tracks
by
Gizmore
931
13y 126d
69
2.64
3.16
3.38
2
Shadowlamb - Chapter I
by
Gizmore
380
13y 146d
71
2.73
2.62
7.13
3
Vermeer
by
XcrAckX
234
13y 152d
45
3.93
4.09
5.84
6
Fremes
by
Gizmore
26
13y 152d
14
5.71
5.43
8.43
5
Smile
by
livinskull
and
Gizmore
84
13y 152d
19
5.84
6.79
7.74
5
Blinded by the light
by
Gizmore
400
13y 181d
57
6.11
7.49
7.70
7
Speed Your Way To VICtory
by
Jander
21
13y 225d
10
8.70
8.70
8.70
3
Pimitive Encryption
by
Gizmore
398
13y 238d
63
3.46
4.83
6.87
5
Preg Evasion
by
noother
166
13y 239d
26
6.96
9.15
8.54
1
Encodings: URL
by
Gizmore
11864
13y 276d
733
0.80
2.09
2.45
1
Training: ASCII
by
Gizmore
13199
13y 276d
842
0.55
1.82
1.69
2
Limited Access Too
by
wannabe7331
and
lordOric
1806
13y 325d
92
3.02
4.88
4.58
2
Limited Access
by
wannabe7331
2528
13y 328d
148
2.66
4.59
4.27
5
The Travelling Customer
by
Gizmore
110
13y 334d
27
5.74
6.78
7.52
3
Zebra
by
hirsch
1676
13y 334d
146
2.23
2.94
4.95
6
B.AiM
by
BAIM
and
Gizmore
20
13y 334d
7
5.86
7.00
7.43
3
Stegano Attachment
by
Gizmore
2000
13y 350d
155
2.53
4.01
4.55
2
Training: GPG
by
Gizmore
1056
13y 350d
101
2.86
6.21
4.78
4
Training: Bacon Returns
by
Gizmore
226
13y 361d
23
4.65
3.65
3.78
8
Crackcha
by
Gizmore
40
13y 363d
17
8.18
9.59
9.35
2
Training: LSB
by
Gizmore
2085
13y 363d
155
3.41
5.40
5.32
1
Training: WWW-Robots
by
Gizmore
11305
13y 363d
800
1.19
3.54
3.42
2
Training: Baconian
by
Gizmore
1730
14y 10d
134
3.12
4.44
4.63
2
Training: Math Pyramid
by
Gizmore
1892
14y 17d
145
4.12
4.14
5.32
2
Training: Register Globals
by
Gizmore
3040
14y 17d
201
2.58
4.59
4.64
5
WC Hashing Game
by
Gizmore
224
14y 22d
41
4.20
5.20
5.98
3
Training: WWW-Rewrites
by
Gizmore
439
14y 25d
40
3.33
5.17
5.42
2
Training: WWW-Basics
by
Gizmore
1666
14y 25d
154
2.20
4.22
3.79
2
Training: MySQL II
by
Gizmore
3057
14y 27d
220
4.85
5.96
6.01
2
Training: MySQL I
by
Gizmore
6000
14y 27d
442
2.12
4.18
4.30
2
Training: Crypto - Digraphs
by
Gizmore
1248
14y 27d
132
4.26
4.45
5.31
1
Training: Crypto - Caesar I
by
Gizmore
12898
14y 27d
842
1.20
2.48
2.73
2
Training: Crypto - Caesar II
by
Gizmore
2659
14y 27d
185
2.92
3.68
4.66
3
Training: Crypto - Substitution II
by
Gizmore
528
14y 27d
59
3.61
3.92
5.44
2
Training: Crypto - Substitution I
by
Gizmore
3240
14y 27d
194
3.04
3.64
4.41
2
Training: Crypto - Transposition I
by
Gizmore
4003
14y 27d
261
2.40
3.31
4.11
4
MD5.SALT
by
Gizmore
611
14y 43d
66
5.08
6.24
6.83
2
PHP 0817
by
Gizmore
6199
14y 43d
412
1.60
3.79
3.49
2
Training: PHP LFI
by
Gizmore
4987
14y 78d
329
2.88
5.17
4.92
5
The Last Hope
by
bsdhell
122
14y 107d
20
7.40
7.15
8.25
6
GizCrypt
by
Gizmore
164
14y 107d
35
4.97
5.83
7.54
2
Training: Regex
by
Gizmore
3175
14y 107d
320
4.15
6.10
5.08
7
Snake
by
Gizmore
and
lazer
46
14y 119d
14
5.64
6.14
8.71
4
Paranoid
by
Gizmore
158
14y 119d
35
3.11
1.80
4.97
4
The Guestbook
by
Gizmore
788
14y 119d
81
4.95
6.53
7.05
4
Crappyshare
by
Gizmore
635
14y 119d
52
3.73
5.44
6.08
5
Table Names
by
Gizmore
801
14y 119d
84
4.80
6.15
6.45
3
No Escape
by
Gizmore
2484
14y 119d
196
4.04
5.46
5.49
4
Yourself PHP
by
Gizmore
and
Kender
735
14y 119d
67
4.61
6.82
5.99
7
Order By Query
by
Gizmore
515
15y 113d
71
6.46
7.56
7.34
6
Credit Card Challenge Pwned!
by
Z
60
15y 113d
23
5.65
7.17
8.65
6
Z - Reloaded
by
Z
and
Gizmore
138
15y 113d
34
5.85
7.65
8.18
4
Addslashes
by
Gizmore
880
15y 117d
76
5.39
7.25
6.61
4
Quangcurrency
by
quangntenemy
and
Gizmore
301
15y 118d
43
3.67
5.86
6.63
4
PHP 0816
by
Gizmore
796
15y 192d
68
4.06
5.76
5.46
3
Guesswork
by
Gizmore
1644
15y 209d
92
3.50
2.27
3.64
3
PHP 0815
by
Gizmore
1113
15y 209d
89
4.04
5.39
5.16
3
Impossible n'est pas français
by
CommComm
449
15y 268d
46
2.91
3.76
6.02
7
Screwed Signup
by
Gizmore
300
15y 274d
42
5.69
7.43
7.38
5
Fix Us
by
Z
and
Gizmore
90
15y 274d
24
5.75
7.38
6.83
3
htmlspecialchars
by
Gizmore
and
Kender
1114
15y 276d
92
3.45
4.88
4.07
6
Malware
by
Z
206
15y 339d
30
4.17
5.60
6.77
3
Simply Red
by
anto
343
16y 44d
36
5.17
5.42
6.53
3
Enlightment
by
anto
1121
16y 44d
134
5.04
4.74
6.07
6
The Cookie is a lie
by
Z
70
16y 95d
22
3.73
5.32
7.00
5
A Black Hats Tale
by
Z
229
16y 116d
48
6.00
7.71
7.96
5
Out of the Cloud
by
anto
44
16y 154d
15
5.73
4.33
6.33
3
Towers of Hanoi
by
Z
235
16y 161d
31
4.68
5.39
6.97
5
Sidology
by
Gizmore
339
16y 161d
64
4.16
4.39
7.27
5
DropDaBass
by
anto
34
16y 161d
15
6.40
5.00
5.60
3
Flow Over Astronomy
by
anto
394
16y 161d
44
4.36
5.32
5.57
2
Training: Programming 1
by
Gizmore
5099
16y 161d
247
2.89
4.58
4.86
1
Training: Stegano I
by
Gizmore
13623
16y 161d
902
1.06
2.57
2.66
4
Trivia
by
Z
and
Gizmore
802
16y 172d
96
5.25
6.32
7.18
2
Training: Encodings I
by
Gizmore
5274
16y 189d
339
3.28
4.32
3.95
5
Sudoku I
by
Gizmore
162
16y 211d
42
7.50
7.45
8.10
4
bill for Bill
by
Z
503
16y 211d
79
4.67
6.04
8.59
6
Anderson Application Auditing
by
Z
216
16y 236d
46
6.30
8.70
9.13
3
Stegano Woman
by
Z
488
16y 236d
42
3.81
4.10
5.21
6
Letterworm
by
Gizmore
102
16y 261d
20
5.00
5.35
7.05
2
Prime Factory
by
ch0wch0w
7850
16y 262d
578
1.97
2.80
3.36
6
Morsed
by
Gizmore
74
16y 262d
16
6.31
6.88
6.94
3
Connect the Dots
by
galen
971
16y 262d
79
3.37
4.01
5.37
3
hi
by
Gizmore
2053
16y 262d
148
2.39
3.30
3.50
6
Count, don't wonder
by
galen
34
16y 262d
9
5.89
5.44
7.33
1
Training: Get Sourced
by
Gizmore
19821
16y 262d
1848
0.49
1.75
2.21
7
Save the World
by
Z
228
16y 262d
39
6.56
8.03
7.90
5
Can you read me
by
Gizmore
502
16y 262d
38
3.82
5.76
5.61
8
Agent Larry
by
Z
48
16y 262d
13
6.77
8.08
8.54
5
Lettergrid
by
Gizmore
170
16y 262d
21
5.10
4.57
5.48
5
The Nap
by
Z
56
16y 262d
19
5.74
8.00
8.00