Date Added: Jun 2011
Encryption is the effective way to have security in the data. During the transmission of medical information over wider networks for diagnosis, security is a very important factor. The standard images for transmitting the information in medical environment are the Dicom images. The structure of a Dicom includes both the header and information in a single file. This paper presents a novel technique for secured transmission of patient information which uses the preamble 128-byte data as a security metric. The parameter Encryption Quality is used as an evaluating parameter to access the security level.