Which of the following extends WS-Security to provide a mechanism to issue, renew, and validate security tokens?

Service-oriented architecture (SOA) is a software development method that uses services to create business applications. Services are software components that provide business capabilities and can communicate with each other across platforms and languages.  SOA is supported by eight architectural patterns:  Standardized service contract, Loose coupling, Abstraction, Reusability, Autonomy, Statelessness, Discoverability, Composability.  SOA is typically implemented with web services like SOAP and WSDL.  SOA aims to promote reusability and business agility, and to ensure that non-functional... Show more

Service-oriented architecture (SOA) is a software development method that uses services to create business applications. Services are software components that provide business capabilities and can communicate with each other across platforms and languages. 

SOA is supported by eight architectural patterns: 
Standardized service contract, Loose coupling, Abstraction, Reusability, Autonomy, Statelessness, Discoverability, Composability. 
SOA is typically implemented with web services like SOAP and WSDL. 
SOA aims to promote reusability and business agility, and to ensure that non-functional requirements are met. 

Examples of SOA-based systems include:
CRM, ERP, & Product Information Management System (PIM) 

Topics include: Service Oriented Architecture, Event-Driven SOA or SOA 2.0, The Enterprise Service Bus, SOA Communications, Business Process Modeling, Managing and Monitoring SOA, SOA Security, & The Open Cloud Consortium.

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