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
funhappyall
God_Devil
strangeh21
Dqrk
HerrMuggle
RickA2025
hu8813
less_is_more
72 Online
Guest(x66)
,
Munto
,
rayaseiren
,
WarmRobot
,
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
7
Save the World
by
Z
232
17y 35d
39
6.56
8.03
7.90
8
Agent Larry
by
Z
48
17y 35d
13
6.77
8.08
8.54
5
The Nap
by
Z
56
17y 35d
19
5.74
8.00
8.00
6
Anderson Application Auditing
by
Z
219
17y 9d
46
6.30
8.70
9.13
5
A Black Hats Tale
by
Z
233
16y 254d
49
6.04
7.73
7.96
5
2020 Christmas Special
by
quangntenemy
and
Gizmore
15
4y 140d
6
4.83
6.17
9.33
8
2013 New Years Special
by
quangntenemy
17
10y 332d
7
8.00
8.29
7.86
6
Temper
by
jusb3
7
4y 17d
5
7.20
9.00
10.00
4
Chessy Hawks
by
Jinx
61
13y 36d
10
5.90
3.50
4.70
7
Speed Your Way To VICtory
by
Jander
21
13y 363d
10
8.70
8.70
8.70
6
Nippon
by
Gizmore
and
lazer
10
8y 312d
7
8.29
5.00
6.71
6
GizCrypt
by
Gizmore
168
14y 245d
35
4.97
5.83
7.54
2
Training: Crypto - Transposition I
by
Gizmore
4018
14y 165d
263
2.39
3.32
4.12
2
Training: Crypto - Substitution I
by
Gizmore
3254
14y 165d
195
3.04
3.65
4.43
2
Training: Crypto - Caesar II
by
Gizmore
2671
14y 165d
185
2.92
3.68
4.66
3
Training: Crypto - Substitution II
by
Gizmore
535
14y 165d
59
3.61
3.92
5.44
1
Training: Crypto - Caesar I
by
Gizmore
12987
14y 165d
848
1.19
2.47
2.73
2
Training: Crypto - Digraphs
by
Gizmore
1254
14y 165d
132
4.26
4.45
5.31
2
Training: Baconian
by
Gizmore
1737
14y 148d
134
3.12
4.44
4.63
4
Training: Bacon Returns
by
Gizmore
233
14y 134d
23
4.65
3.65
3.78
2
Training: GPG
by
Gizmore
1060
14y 123d
102
2.87
6.24
4.79
3
Pimitive Encryption
by
Gizmore
401
14y 11d
64
3.47
4.83
6.92
5
Zen
by
Gizmore
33
8y 151d
12
5.00
4.33
6.75
5
Tribal Revival
by
gizmore
2
2y 137d
1
7.00
3.00
6.00
7
Old Years Eve 2020
by
Gizmore
13
4y 132d
4
6.50
5.25
5.75
6
Three Times Sad
by
dloser
10
11y 126d
5
8.20
8.20
8.40