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}As XML becomes a
predominant means of linking blocks of information together, there is a
requirement to secure specific information. That is to allow authorized
entities access to specific information and prevent access to that specific
information from unauthorized entities. Current methods on the Internet include
password protection, smart card, PKI, tokens and a variety of other schemes.
These typically solve the problem of accessing the site from unauthorized
users, but do not provide mechanisms for the protection of specific information
from all those who have authorized access to the site.
}Now that XML is being
used to provide searchable and organized information there is a sense of
urgency to provide a standard to protect certain parts or elements from
unauthorized access. The objective of XML encryption is to provide a standard
methodology that prevents unauthorized access to specific information within an
XML
XML Encryption provides end-to-end security
for applications that require secure exchange of structured data
Sending documents over a network, storage in a
database and exchange between applications in encrypted form can be useful as
part of other security measures.
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