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Vol: 6 Iss: 4

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With power comes responsibility. The promise of Service Oriented Architecture (SOA) offers significant opportunity for service reuse and the realization of a fully integrated enterprise. But left unchecked, the flexibility enabled by an SOA will result in a Wild Wild West of enterprise...
In almost every significant SOA deployment, a few services have advanced requirements that force those services to intelligently manage the data that they use. A fault-tolerant service might be deployed on a cluster of machines, which means that the instances of the service must share ...
I caught a review in Fast Company of an interview that Craig Newmark of Craigslist had with ABC's Nightline News. I didn't see the interview myself, but Fast Company did a good job highlighting the more important points, including the fact that Craigslist, which offer free classified a...
In the enterprise building mobile applications is as much about integration and the corresponding challenges as it is about pure application development. Recent industry reports reveal that more than 70% of mission-critical data and most of the pivotal business logic that runs worldwid...
The concept of a Service Oriented Architecture (SOA) existed long before the current set of Web Services standards. However, it's the widespread adoption of these standards that has enabled the idea of SOA to enter the mainstream and to start delivering the level of connectivity and sa...
Mobile devices use wireless networks that have limited range. Therefore, they may not always be connected to a network. This kind of intermittent connectivity in mobile devices has been one of the factors inhibiting enterprise-level adoption of pervasive mobile applications. Occasional...
The WS Secure Conversation specification describes a mechanism letting multiple parties establish a context (using the WS Trust Request Security Token standard) and secure subsequent SOAP exchanges. Each WS Secure Conversation session has an associated shared secret. Instead of using t...
Recently I happened upon a blog site that had a discussion of one of my previous articles, one in which I proposed a need for a new 'browser.' The discussion was very interesting, but it was obvious to me I had not been clear about what I was asking for. Some of the folks on the board ...
Business Process Execution Language (BPEL), one of the key technologies for Service Oriented Architecture (SOA), has become the accepted mechanism for defining and executing business processes in a common vendor-neutral way. Companies ranging from Oracle, IBM, Microsoft, SAP, and BEA t...
SOA offers significant advantages, but it puts additional demands on visibility, control, and overall governance. Although enterprise SOA initiatives are typically deployed incrementally, to gain long-term value and ensure quality and consistency, you must address governance issues ear...
The feasibility of adopting new technology in the computing world is governed in large part, as it is in other paradigms, by the cost-benefit-risk equation. In the world of electronic computing, whenever a cost-benefit analysis is done, the benefit/risk of adopting open source solution...