SSO (Single Sign On) series (i)--sso introduction

Source: Internet
Author: User

No matter what kind of web site, to a certain size after the existence of such a problem: for example, we have n Systems, the traditional way we need to have n to different user names and passwords , the development of these systems can bring us good benefits, users in the use of the time is not convenient, each time you need to enter a different user name and password for authentication. Especially in the application system, the number of users also a lot of enterprises this problem is particularly prominent. The problem arises not because of problems with our system development, but rather the lack of a single user management platform.

SSO solves the above problem well, by accessing the application, you can access other systems or applications after logging in. In multi-application systems, users can access all trusted applications with only one login. It includes a login mechanism that can map this login to other apps for the same user.

SSO is one of the more popular solutions for enterprise business integration at present.


TGT : Ticket granting Ticket, User Identity Certificate ticket

ST : Service Ticket, Service License Voucher ticket

TGC : Ticket granting cookies, Store the user authentication voucher ticket Cookies

SSOsystem, there are three types of roles:

1 , multiple User

2 , multiple Web Application

3 , a SSO Certification Center

All logins are performed at the SSO Certification Center.

SSO Certification Center through a number of methods to tell Web apply whether the current access user is not authenticated by the user.

SSO Certification Center and all the Web application to establish a trust relationship.


1 , user-friendly

users only need to log in once and visit multiple times. User experience is good, a pair of account passwords can access multiple Web applications, and do not feel the single sign-on process

2 , convenient for administrators

administrators only need to manage a set of data, easy to manage, avoid management vulnerabilities

3 , simplifying application development

When developing new applications, the single sign-on user authentication can simplify the development process. Single Sign-on enables single sign-on by providing a unified authentication platform. Therefore, the application system does not need to develop the user authentication program.


SSO Advantage: Provides a plug-and-play SSO solution, the transformation of the application system is very small, even let the user feel that the use of single sign-on components, only need to make a simple configuration to have SSO the function. SSO is therefore highly flexible, scalable, and less intrusive to application systems.

The next five kinds of access procedures for continuing SSO.

Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced.

SSO (Single Sign On) series (i)--sso introduction

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