A variation of the Gronsfeld Cipher with Alpha-Binary Crypto-Enhancement. Sub-pocket sized for easy transport to international destinations. Aesthetically suspicious. Instructions for basic usage included. Self-implied options for multiple levels of security. Top-Secret, okay?
Free while they last. Send a self-addressed stamped envelope to:
The Mauritania Trading Co.
385 East Taylor Street
Office No. 230
San Jose, Calif. 95113
Use the key (card and set# combination) on the CipherCard you receive to decode the scrambled portion of this URL (the answer is lower case) and find The Secret Golden Treasure: