Sending Information in a Federated Identity System
Question
Within a federated identity system, which of the following would you be MOST likely to use for sending information for consumption by a relying party?
Answers
Explanations
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A. B. C. D.D.
The Security Assertion Markup Language (SAML) is the most widely used method for encoding and sending attributes and other information from an identity provider to a relying party.WS-Federation, which is used by Active Directory Federation Services (ADFS), is the second most used method for sending information to a relying party, but it is not a better choice than SAML.
XML is similar to SAML in the way it encodes and labels data, but it does not have all of the required extensions that SAML does.
HTML is not used within federated systems at all.
Within a federated identity system, a relying party (RP) is a service provider that depends on the identity of the user to grant them access to their services. In this context, when a user tries to access a resource from an RP, the RP sends a request to the identity provider (IdP), which authenticates the user and sends the relevant information back to the RP.
To send information for consumption by a relying party, the most likely option would be to use the Security Assertion Markup Language (SAML). SAML is an XML-based standard for exchanging authentication and authorization data between security domains, such as IdPs and RPs.
SAML is widely adopted as a standard for federated identity systems, and it provides a framework for handling various aspects of identity management, such as authentication, authorization, and attribute exchange. It allows IdPs to issue security assertions about users to RPs in a secure and standardized way.
WS-Federation is another standard for federated identity systems, but it is less commonly used than SAML. It is an extension to the web services architecture that enables different security domains to exchange user authentication and authorization data using SOAP messages. However, SAML is generally preferred due to its simplicity, flexibility, and wider adoption.
HTML and XML are markup languages used for displaying content on the web, but they are not designed for federated identity systems. HTML is used for creating web pages, while XML is a general-purpose markup language that can be used for various applications. However, neither HTML nor XML provides the security features required for exchanging authentication and authorization data in a federated identity system.
