Roadmap to salesforce security governance & salesforce access management

Now a day's cloud computing is a fastest growing technology that are very demanded emerging technology, that provided services like Infrastructure for organization that service comes under IaaS (Infrastructure as a Service), The Cloud is also provide platform for building application that service are known as a PaaS (Platform as a Service) & The cloud is also provide services online, for that you don't have to install any kind of software that service are known as SaaS (Software as a Service). The Salesforce is a reputed organization in the field of cloud computing, initially they start with CRM (SaaS Service). Now they also provided platform with the help of Force.com, Heroku. Force.com is provide platform for building pure native application with APEX language as a backend, the APEX language is same as a java language but syntax and functionality is some different compare to java. Salesforce provides security to protect data on cloud. This paper focus on Salesforce internal security, Two-Factor Authentication, Single Sign-On, OWD (Org. wise default setting), permission set, sharing rule, profile, role & field level security.