Summary

Security is a very important topic nowadays. Many reports, books, and so on have been written on this subject. In this chapter, we covered several options in Linux to increase security levels. All of them come on top of the basic security already provided by Azure through network security groups. They are relatively easy to implement and will make a big difference!

Central identity management is not only a way of providing users with access to the VM, but it's also a part of reducing the security risks. Azure AD Domain Services provides, via LDAP and Kerberos, an identity management solution for all operating systems and applications that have support for these protocols.

Chapter 8, Exploring Continuous Configuration Automation, will cover automation and orchestration. Please note that all the security measures covered in this chapter can be easily orchestrated. Orchestration makes central configuration management possible. One of its big advantages is the prevention...