Enterprise systems are the least changing component within a organization since those systems are complex and engineers have spent a lot of time building those. As long as it does the work, people are reluctant to play with those systems. But with the competitive nature of the economy and the diversified customer bases and customer requirements have made it mandatory to modernize these legacy systems. The below article discusses on how that can be achieved with WSO2 open source technology stack.
How to protect your APIs with self contained access token (JWT) using WSO2 API Manager and WSO2 Identity Server
In a typical enterprise information system, there is a high chance that people will use different types of systems built by different vendors to implement certain types of functionalities. The APIs might be hosted in an API Manager developed by vendor A and the user management can be implemented using a different vendor (vendor B). In this type of a situation, one system will not be able to directly contact the other system but they want to use both systems in tandem. Self-contained access tokens are used in these types of situations where applications can get the token from one system and use that in another system to access protected resources. In this scenario, the second system does not need to make a contact to the first system over the network to validate the user information since the token is self-contained and it has relevant details about the user. This will improve the token processing time significantly since it completely removes the network interaction. The below fig...
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