English
German
French
Spanish
Albanian
Arabic
Dutch
Bosnian
Serbian
Turkish
Czech
Finnish
Hungarian
Italian
Polish
Russian
Estonian
Urdu
News
Links
Sites
Forum
Ranking
Challenges
Downloads
Register
New Sites
Hack The Web
HackMyVM
pwn.college
PWN.TN
PromptRiddle
PyDéfis
CryptoHack
247CTF
New Users
SleepyOwl
I_m_LeGaL
AbacusMover
alograg
sud0v1sud0
Mozoska
blu3n30n
sebat
131 Online
Guest(x127)
,
HvT
,
rayaseiren
,
SleepyOwl
,
wekito
All(179)
,
Audio(4)
,
CGX(6)
,
Coding(23)
,
Cracking(12)
,
Crypto(26)
,
Encoding(18)
,
Exploit(60)
,
Forensics(1)
,
Fun(10)
,
HTTP(11)
,
Image(8)
,
Java(3)
,
Javascript(1)
,
Linux(9)
,
Logic(6)
,
Math(9)
,
MySQL(16)
,
Network(1)
,
PHP(27)
,
Python(2)
,
Realistic(6)
,
Regex(2)
,
Research(7)
,
Shell(2)
,
Simulated(1)
,
Special(12)
,
Stegano(25)
,
Storyline(4)
,
Training(41)
,
Unknown(2)
,
Warchall(11)
,
Windows(1)
,
XSS(2)
Scored Challenges
All
Browse Folder
Crypto Challenges
Score
Title
Author
Solvers
Age
Votes
Difficulty
Education
Fun
Forums
8
2013 New Years Special
by
quangntenemy
17
10y 309d
7
8.00
8.29
7.86
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
14
4y 117d
6
4.83
6.17
9.33
5
A Black Hats Tale
by
Z
233
16y 232d
49
6.04
7.73
7.96
8
Agent Larry
by
Z
48
17y 12d
13
6.77
8.08
8.54
6
Anderson Application Auditing
by
Z
219
16y 351d
46
6.30
8.70
9.13
4
Chessy Hawks
by
Jinx
61
13y 14d
10
5.90
3.50
4.70
6
GizCrypt
by
Gizmore
168
14y 223d
35
4.97
5.83
7.54
6
Nippon
by
Gizmore
and
lazer
10
8y 289d
7
8.29
5.00
6.71
7
Old Years Eve 2020
by
Gizmore
13
4y 109d
4
6.50
5.25
5.75
3
Pimitive Encryption
by
Gizmore
401
13y 353d
64
3.47
4.83
6.92
7
Save the World
by
Z
232
17y 12d
39
6.56
8.03
7.90
7
Speed Your Way To VICtory
by
Jander
21
13y 340d
10
8.70
8.70
8.70
6
Temper
by
jusb3
7
3y 360d
5
7.20
9.00
10.00
5
The Nap
by
Z
56
17y 12d
19
5.74
8.00
8.00
6
Three Times Sad
by
dloser
10
11y 103d
5
8.20
8.20
8.40
4
Training: Bacon Returns
by
Gizmore
233
14y 111d
23
4.65
3.65
3.78
2
Training: Baconian
by
Gizmore
1737
14y 126d
134
3.12
4.44
4.63
1
Training: Crypto - Caesar I
by
Gizmore
12974
14y 143d
848
1.19
2.47
2.73
2
Training: Crypto - Caesar II
by
Gizmore
2669
14y 143d
185
2.92
3.68
4.66
2
Training: Crypto - Digraphs
by
Gizmore
1254
14y 143d
132
4.26
4.45
5.31
2
Training: Crypto - Substitution I
by
Gizmore
3252
14y 143d
195
3.04
3.65
4.43
3
Training: Crypto - Substitution II
by
Gizmore
533
14y 143d
59
3.61
3.92
5.44
2
Training: Crypto - Transposition I
by
Gizmore
4016
14y 143d
263
2.39
3.32
4.12
2
Training: GPG
by
Gizmore
1060
14y 101d
102
2.87
6.24
4.79
5
Tribal Revival
by
gizmore
2
2y 114d
1
7.00
3.00
6.00
5
Zen
by
Gizmore
33
8y 128d
12
5.00
4.33
6.75