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
2302
2
cryptoclub.org
Caesar
Easy
1573
3
cryptoclub.org
Caesar
Easy
1143
4
cryptoclub.org
Caesar
Easy
972
5
About this cipher
Keyword
Medium
371
6
cryptoclub.org
Keyword
Medium
253
7
Cryptography
Keyword
Medium
188
10
Cryptography
Multiplicative
Medium
138
11
Cryptography
Caesar
Hard
308
17
Space
Multiplicative
Medium
121
35
Lincoln Advice
Affine
Medium
104
41
Advice
Keyword
Medium
115
42
Advice
Affine
Hard
82
43
About this cipher
Vigenère
Medium
119
49
Harry Potter
Multiplicative
Expert
84
72
President quote
Multiplicative
Medium
72
73
President quote
Keyword
Medium
90
74
President quote
Additive
Easy
96
75
President quote
Vigenère
Hard
97
76
President quote
Affine
Hard
63
95
Quote
Additive
Hard
76
96
Quote
Caesar
Easy
325
97
Quote
Vigenère
Hard
86
325
Neighbors
Multiplicative
Hard
64
326
Dreams
Additive
Hard
60
 1 2 Next >