As business adoption of cloud services continues to grow at a rapid pace, so does the need to adapt security methods to accommodate the myriad of options. Traditional best practices often still provide a solid foundation from which to build on, but depending upon the technologies you opt to migrate to the cloud, different challenges and solutions need to be explored in order to ensure that your security operations can maintain visibility and control and prevent critical risks and vulnerabilities. In this series, I’m going to explore the three different service approaches: Platform as a Service, Infrastructure as a Service and Software as a Service, reviewing examples of the operational or tooling updates necessary to keep your business secure. For this post, I’m going to focus on Software as a Service.Software as a ServicePerhaps the easiest way to understand Software as a Service is from a traditional business’ approach to IT software purchases. SaaS covers a broad range of different product offerings many of which have already become recognizable brand names – from Office 365 to Salesforce.com, from Google Docs to WebEx, where software is delivered online via a subscription rather than bought and installed on individual computers.In some cases, this may mean an entirely web-based method of access, whilst other SaaS tools may still have traditional “on device” software but with the benefits of online license management, automatic updates, etc. As a result, SaaS has seen some of the quickest ado ..
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