Bad SaaS Archives | Sida 2 av 3 | Learning Tree Blog

What’s With All The Linux, I Thought We Were Talking About The Cloud

As Larry Ellison has famously observed, people use “cloud computing” to mean everything, and therefore nothing. In with the buzzwords, out with the meaning. Take anything that involves two computers and a network connection, and someone is going to call it cloud computing. Or if you are going to use virtualization: some people rationalize this […]
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What Is “The Cloud” And How Can It Be Secure?

What is “The Cloud”? That depends on who you ask, and some of the answers are downright silly. A recent Microsoft ad campaign featured a woman frustrated with her attempts to take a family picture with everyone cooperating simultaneously. “To the cloud!” was her solution. “Photoshop-as-a-Service”, perhaps? Apparently, “The Cloud” means “Software”. Then I wandered […]
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The Cloud is Alive!

As I teach Learning Tree’s introductory course in Cloud Computing Technologies this week in Rockville, Maryland, I am once again reminded that things in the cloud can and do change often and quickly. Google Apps may change slightly. Google App Engine may change the way quotas are defined. Microsoft Office 365 may change the screens […]
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Cloud Service Models: Comparing SaaS PaaS and IaaS

Defining what comprises Cloud Computing is hard because it is so many things. Many vendors do not help clarify it because labelling products as Cloud Computing makes them appear current and more relevant. Despite all the marketing hype, Cloud Computing can be readily broken down into one of three delivery models as defined by NIST […]
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The Trouble with SaaS

In Learning Tree’s introductory Cloud Computing course we spend part of the first day developing a working definition of cloud computing. Our definition is simpler than the NIST definition but, I believe, captures its essence. We assert that cloud computing is characterized by: Transparent scalability On-demand provisioning of IT resources (both hardware and software) A […]
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