This document discusses security best practices for Software as a Service (SaaS) applications. It recommends adopting a holistic governance framework to manage operational risks, using standards like COBIT 5. Key aspects covered include tenant data isolation, role-based access control, preventing common web attacks, and implementing robust security auditing of events, transactions, and user actions. The goal is to establish trust with customers by providing protection of information, access controls, data security, and audit capabilities.