[ Structure of SG EWS ]

SG EWS Server
This server software is installed in the web server system, and performs security functions
on the server.

SG EWS Client
This client software is connected with the web browser, and functions to secure the important
received and transmitted data.

SG EWS Admin
This is installed in the administrator's PC and provides overall operating functions, including the
generation and distribution of security policy.

SG EWS Transaction Server(Optional Pack)
This server software is connected with the EWS Server, and saves important transaction data
for the non-repudiation of incoming and outgoing data.




[ Features of SG EWS ]

Easy and Convenient Development
SG EWS provides the security functions for reliable transactions separately from its
application programs, making the development and maintenance of application systems easy
and convenient.

Establishment of a Reliable System
SG EWS enables a more reliable system through such built-in functions as digital
signatures, encryption, and the notification of received data based on digital signatures.

Easy Installation/Operation/Extension
The security functions of all Clients can be activated automatically via the simple application of
security policies, after installating SG EWS. Operation and extension are also easy, since
the version upgrades of client software and data management functions are supported.


[ Functional Description of SG EWS ]

Support for Various Security Functions According to Security Policy
Various security functions including digital signatures, encryption, transaction storage and
notification of received data are applied in combination to outgoing and incoming data in
accordance with the security policy of each transaction.

Support for Access Control
SG EWS provides strengthened security functions by blocking direct access to secured
server programs.

Support for Software Version Update
Server Certification, Security Policy, and Client Software can be automatically maintained in the
latest version by updating software versions on a real time basis.


[ System Requirements of SG EWS ]

SG EWS Server/Transaction Server
Operating System : UNIX, LINUX
Hardware : SUN, HP, COMPAQ (Other models are portable)

SG EWS Client/Admin
Operating Systems : Windows 95/98/2000/NT
Hardware : IBM Compatible PC (586 or higher is recommended)