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Survey on Controllable Secure Watermark Technique to Detect Data Leakage

Sivasri S, Parthiban R

Nowadays, the use of the internet triumph over its wider enhancement. The file transferring and sensitive data transferring through internet also increases. At the time of file transferring intruders may hack the file and tries to read the sensitive data .In order to prevent sensitive data and to provide security to the sensitive data watermark technique is used. Watermark technique, which means the hiding data from the external users. In another encrypting and decrypting the data. In this survey paper it explains about the watermark technique, and how it is used in various field to protect the sensitive data from the intruders. This paper explains about the technique that is used to prevent the sensitive data using watermark technique.