Security Pattern for Cloud SaaS: from system and data security to privacy

The cloud, and the flexibility it provides is fast becoming a popular platform for SaaS, a popular software delivery model. Cloud has many advantages, such as increased flexibility, no maintenance, easy access and easy to share information. However, there are many concerns around issues like system security, communication security, data security, latency and availability. And these security issues need to be addressed during the design and development of cloud SaaS application in order to provide security compliance and trusted environment for user using cloud SaaS. In this paper, we explore the security pattern for Cloud SaaS. We work on the patterns covering different security aspects from system and data security to privacy.