In today’s world most of the digital datas are available, but these datas may not have the expected authenticity and this may encounter the users with some problems.

One of the ways to verify the authenticity of datas is watermarking .

In this way the authenticity can be verified by adding some datas to the original data or determining the dissemination pattern of datas.

In this book some audio file watermarking methods will be compared and a new method is introduced.

This book is written in Persian so if you are not able to buy it from Amazon, just contact me by email.