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Network Security Layer Implementation through Voice Biometric Aim: The aim of the project is to secure the data communication over Lan by using Voice Biometric Authentication. Description: There are various kind of data transmission that is taken place in Networking. Due to growing algorithms in ethical hacking and the threats in Trojan scripts in the networking data is no more secured. There are chances that the data is hacked and misused by unauthorized users. There are various ways of protecting the data. Few of them are firewall and spamming. But all of these methods deals with controlling IP addresses. The threats do continue if the hackers change their IP address or domain. The other way of securing messages is encryption technique like MD5 or RSA. But public encryptions are well being architecture to be broken. Therefore we would use the steganography to provide more protection to the message. Therefore we would implement biometric Security for LAN data transmission. The network would first install sample speech in the database of all the authentic users. This would be done by means of speech acquisition. Once speech is stored any further data transmission and retrieval would only

Biometric Security Over Lan

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Network Security Layer Implementation through Voice BiometricAim:The aim of the project is to secure the data communication over Lan by using Voice Biometric Authentication.

Description:There are various kind of data transmission that is taken place in Networking. Due to growing algorithms in ethical hacking and the threats in Trojan scripts in the networking data is no more secured. There are chances that the data is hacked and misused by unauthorized users. There are various ways of protecting the data. Few of them are firewall and spamming. But all of these methods deals with controlling IP addresses. The threats do continue if the hackers change their IP address or domain. The other way of securing messages is encryption technique like MD5 or RSA. But public encryptions are well being architecture to be broken. Therefore we would use the steganography to provide more protection to the message. Therefore we would implement biometric Security for LAN data transmission. The network would first install sample speech in the database of all the authentic users. This would be done by means of speech acquisition. Once speech is stored any further data transmission and retrieval would only be allowed if the user is biometrically authenticated. For any transmission and receieving a user would need to speak his phrase. This would be first sample with 16KHz frequency. Then the sampled wave would be transformed using FFT. This FFT sample would be converted to logarithmic domain which is called Mel Frequency Cepstrum. The Cepstrum would be quantized using Vector quantization and would be checked with data base values. We would use binary search method to locate the original file. If the voice phrase is not found in database, user would not be authenticated to either transmit or receive.

Software Requirement:VC++,C#.Net