XML has been widely adopted for information exchange across various networks due to flexibility providing common syntax for messaging systems. XML documents may contain private information that cannot be shared by all user communities. Therefore, XML Security has a great importance to the overall security of the distributed systems. In this paper, two XML security technologies, namely, XML signature and encryption have been presented It presents an overview of how they integrate with XML in such a way, as to maintain the advantages and capabilities of XML, while adding the necessary security capabilities.
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