6. The method as recited in claim 1 , further comprising the step of selecting a start-of-message word.
1. A method for sending a digital message comprising: selecting a digital message having at least one word; selecting a key word; performing an exclusive-OR operation using said key word and said at least one word of said digital message to obtain an exclusive-OR digital message; appending said key word to said exclusive-OR digital message; transmitting said key word and said exclusive-OR digital message; receiving said key word and said exclusive-OR digital message; and performing an exclusive-OR operation using said key word and said exclusive-OR digital message to recreate said digital message from said exclusive-OR digital message.