Hidden data transmission a sound file to WAV format

There is an acute problem of protecting confidential information and copyrights. Development of new methods of information protection is performed using techniques de-veloped in cryptography and steganography. Cryptographic methods of information security based on a modification (transformation) of the protected message. Steganography allows you to hide the fact of the transfer message. In article results of experimental researches and the program for introduction of the information in sound files are described