Returning users login here:





New users register here:
Enter the email address you used to register.
We'll email you your Username and a
temporary password. Then change your
password on Your User Profile page.
Crypto Club
Crypto Club
Messages to Crack
Messages to Crack
Looking for a good message to crack? Choose from the list below! Click "Get CIPHERTEXT", then "Copy". Go to the Cipher Tools (opens in a new tab or window) and choose a tool to help crack it. Then copy the plaintext and come back here to submit it.

Actions
1
Welcome!
Caesar
Easy
1432
2
cryptoclub.org
Caesar
Easy
960
3
cryptoclub.org
Caesar
Easy
696
4
cryptoclub.org
Caesar
Easy
592
5
About this cipher
Keyword
Medium
274
6
cryptoclub.org
Keyword
Medium
191
7
Cryptography
Keyword
Medium
151
10
Cryptography
Multiplicative
Medium
112
11
Cryptography
Caesar
Hard
217
17
Space
Multiplicative
Medium
96
35
Lincoln Advice
Affine
Medium
83
41
Advice
Keyword
Medium
91
42
Advice
Affine
Hard
64
43
About this cipher
Vigenère
Medium
98
49
Harry Potter
Multiplicative
Expert
66
72
President quote
Multiplicative
Medium
54
73
President quote
Keyword
Medium
73
74
President quote
Additive
Easy
78
75
President quote
Vigenère
Hard
78
76
President quote
Affine
Hard
51
95
Quote
Additive
Hard
64
96
Quote
Caesar
Easy
201
97
Quote
Vigenère
Hard
70
325
Neighbors
Multiplicative
Hard
52
326
Dreams
Additive
Hard
47
 1 2 Next >