Key Decryption Game

Crack mysterious Base64 codes and reveal hidden secret messages!

Score: 0

Streak: 0

Time: 00:00

Enter code to decrypt:

Decryption Result:

Decryption Tips

Base64 codes usually consist of letters, numbers, and + / = symbols
Valid Base64 string length is typically a multiple of 4
Click "Mystery Challenge" to get preset codes for decryption practice
After successful decryption, you can copy the result or challenge harder codes!