As widely accepted and articulated, the issue of cloud security has been the principal barrier for individuals, institutions, and innovators towards readily and confidently leveraging the cloud environments; especially the public clouds for hosting and delivering their enterprise-grade, business-critical, and high-performance applications and databases (customer, corporate, and confidential). In this section, we will discuss some of the prominent cloud security patterns in order to empower cloud security architects, consultants, and evangelists with all the right details.