SSDG - AbsoluteAstronomy.com

SSDG is a messaging services initiative taken by the Department of Information & Technology, Government of India

Government of India

The Government of India, officially known as the Union Government, and also known as the Central Government, was established by the Constitution of India, and is the governing authority of the union of 28 states and seven union territories, collectively called the Republic of India...

at the State level. At the central level it is referred to as the NSDG
NSDG
NSDG is one of India's . The initiative taken by the Department of Information Technology , Ministry of Communications & IT...

(National e-Governance Services Delivery Gateway). The state-level and central gateways together form a Constellation of Gateways.

SSDG is standard based Messaging and routing Switch

Multilayer switch

A multilayer switch is a computer networking device that switches on OSI layer 2 like an ordinary network switch and provides extra functions on higher OSI layers.- Layer 3 Switching :...

which provides seamless interoperability and exchange of data across multiple government departments.

Vision

Standard based messaging and routing switch
Nation-wide Gateway Constellation
Envisaged as constellation of National and State data center
Data center
A data center is a facility used to house computer systems and associated components, such as telecommunications and storage systems...

level Gateways
Single Window service delivery
Independent of time, place and technology
Separation of Front end
Front-end and back-end
Front end and back end are generalized terms that refer to the initial and the end stages of a process. The front end is responsible for collecting input in various forms from the user and processing it to conform to a specification the back end can use...

citizen interfacing with departmental service delivery
Facilitator of Public-Private-Partnership with CSC to interface with citizen and department to focus on services
Facilitate in evolving Departmental workflow

Key Benefits

Set of reusable modular Components
Vendor-independent data interoperability
SOAP, XML
Cost effective and faster way for connecting legacy back-office systems
Always ON service with capacity to handle large volumes
Reduction due to repeatable approach
- Project delivery Time Scales
  Time scale
  A time scale specifies divisions of time.*Time standard, a specification of either the rate at which time passes, or points in time, or both*Duration , a quantity of time...
  
  , Cost of implementation
- Risk

Other Features

Compliance of eGovernance standards
- IIP, IIS, IGIS & GCSS
Compliance to Web Standards
Web standards
Web standards is a general term for the formal standards and other technical specifications that define and describe aspects of the World Wide Web. In recent years, the term has been more frequently associated with the trend of endorsing a set of standardized best practices for building web sites,...
- SOAP1.2, HTTP 1.1, XML 1.0
Open source tools
Information Security Management System as per ISO 27001
ISO/IEC 27001
ISO/IEC 27001, part of the growing ISO/IEC 27000 family of standards, is an Information Security Management System standard published in October 2005 by the International Organization for Standardization and the International Electrotechnical Commission...

PKI Implementation

Two layered implementation for Authentication, Authorization, Integrity & security
- Client Authentication (bi-directional) SSL for security during communication
- W3C XML signature
  XML Signature
  XML Signature defines an XML syntax for digital signatures and is defined in the W3C recommendation . Functionally, it has much in common with PKCS#7 but is more extensible and geared towards signing XML documents...
  
  based authentication, authorization & integrity
Compliance to W3C XML signature standard
Client Authentication based SSL
Solution designed for minimum performance impact

Vision

Key Benefits

Other Features

PKI Implementation

Further reading