Amazon AWS and Amazon EC2
One of the questions that is often raised on the Learning Trees Cloud Computing course is what is the difference between Amazon AWS and Amazon EC2. Both words are widely used when describing Amazons Cloud Computing offerings, but often the difference is not clear. The aim of this post is to explain the differences. Starting […]
Cloud Service Models: What is IaaS?
Cloud computing has become a widely adopted model for IT infrastructure environments. It is defined by the National Institute of Standards and Technology (NIST) as follows: “Cloud computing is a model for enabling ubiquitous, convenient, on-demand network access to a shared pool of configurable computing resources (e.g., networks, servers, storage, applications, and services) that can […]
Why You Need to Pay Attention to Cloud Computing
The adoption of cloud computing is revolutionizing today’s business. This trend has also elevated the importance of IT and business alignment because cloud enables new business models that have until now were not economically viable. A recent study confirmed this trend by showing that the vast majority of organizations of all sizes use both Software-as-a-Service […]
What Happens When “Shadow IT” Goes Missing?
Last week I told about how a vulnerable cloud server was deployed, ignored, and then owned by an attacker, with Amazon catching this and the entire cycle complete in just over two weeks. It had an obvious cause: skipping part of the process in which unneeded cloud resources are shut down. But I said that […]
Cloud in the Crosshairs: Choose Carefully and Secure Your Cloud Servers
Learning Tree recently received an alarming message from Amazon reporting that an IaaS instance started for a course event “has been placing spam (unsolicited messages, typically advertisements) on websites hosting online discussions, such as Internet forums: check the information provided below by the abuse reporter.” What happened? In Learning Tree’s Cloud Security Essentials course we […]