Digital Speech Watermarking for Authenticity of Speaker in Speaker Recognition System

Abstract

Speaker recognition is a process of speakeridentification and speaker verification refers to specific tasks. Where security is a main concern, speaker Recognitiontechnique is one of the most helpful recognition techniques intoday world. It is very important to identify correct person andefficiently work without fail of Recognition system. There aresome possibilities of direct attack and indirect attack inspeaker recognition system by an unauthorized person. An Unauthorized person can attack in the speaker recognitionsystem for retrieve the system. To prevent this kind attackthere is need of a new level of security, for that new scheme ofwatermark technology is proposed here. The watermark isused for the authenticity of claiming speaker. Watermarktechnology is not effect on the quality of claimed speakerspeech signal. Here watermarking technology is 100% efficientto identify the attack and authenticity detection of Speaker.