Evaluating the present business requirements

There can be one or many reasons why a business is looking to extend their on-prem AD to Azure AD. The most common reasons can be as follows:

• Use of Software-as-a-Service (SaaS) applications
• Cloud migration
• Features
• Security

Let's go ahead and explore each of the above in detail:

• Use of Software-as-a-Service (SaaS) applications: This is one of the most common reasons for an organization to start using the Azure AD hybrid model. With the maturity of the cloud, lots of software vendors started to move into the SaaS market. Most of these solutions are now available through the Microsoft Azure Marketplace.

  Due to HA, less management, scalability, and cost, most organizations do not hesitate to move into SaaS applications. Every SaaS application requires authentication to handle access permissions. By extending on-prem AD to Azure AD, users are able to use their existing domain logins to...