How Big Data is Driving Evolution in Identity and Access Management

big Data Gartner2 blogpage

What is Big Data and Why You Should Care

In a previous post, I discussed some of the security challenges awaiting companies looking to leverage the explosion of Big Data. The term itself - “Big Data” - is sort of vague. What do we mean when we say Big Data? Is it the size of the data files? The number of files?

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Security, Dynamic Authorization and the Big Data Landscape

Security, Dynamic Authorization and the Big Data Landscape

The big data landscape is, not surprisingly, big. Matt Turck’s excellent blog (mattturck.com) has good coverage on the development in this area and captures how much the landscape has grown over the past few years. The figure below, created by Turck, captures the vendors in the Big Data landscape, divided by the functional aspects of their products.

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How do I write authorization policies for Big Data?

 

When it comes to securing access to services and data, we see many different use cases and, with that, the enforcement of authorization rules at different layers in the IT stack. This spans all the way from the Web/Presentation tier down to the data tier as illustrated in Figure 1.

Enforcing authorization directly at the data level is incredibly powerful as it could mean minimal or no changes to the applications that are accessing the data itself. The approach could be designed in such a way that, regardless of what application (web application, business analysis, etc.) is accessing the data, access is systematically controlled and consistently enforced. With this model, you can achieve tremendous leverage to cover many applications with a single ABAC integration at the data source.

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