Book Image

Official Google Cloud Certified Professional Cloud Security Engineer Exam Guide

By : Ankush Chowdhary, Prashant Kulkarni
Book Image

Official Google Cloud Certified Professional Cloud Security Engineer Exam Guide

By: Ankush Chowdhary, Prashant Kulkarni

Overview of this book

Google Cloud security offers powerful controls to assist organizations in establishing secure and compliant cloud environments. With this book, you’ll gain in-depth knowledge of the Professional Cloud Security Engineer certification exam objectives, including Google Cloud security best practices, identity and access management (IAM), network security, data security, and security operations. The chapters go beyond the exam essentials, helping you explore advanced topics such as Google Cloud Security Command Center, the BeyondCorp Zero Trust architecture, and container security. With step-by-step explanations, practical examples, and practice exams to help you improve your skills for the exam, you'll be able to efficiently review and apply key concepts of the shared security responsibility model. Finally, you’ll get to grips with securing access, organizing cloud resources, network and data security, and logging and monitoring. By the end of this book, you'll be proficient in designing, developing, and operating security controls on Google Cloud and gain insights into emerging concepts for future exams.
Table of Contents (19 chapters)
16
Google Professional Cloud Security Engineer Exam – Mock Exam I
17
Google Professional Cloud Security Engineer Exam – Mock Exam II
18
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Micro-segmentation

In this section, we will look at some micro-segmentation techniques. We will cover topics such as how to create subnets, define custom routing, and use firewall rules that can help in creating segmentation in your network.

Subnets

Creating subnets for different types of workloads is a key micro-segmentation strategy. In this section, we will look at what types of subnets you can create and how to apply those subnets to your network design. Irrespective of what type of subnet you create, whether using auto mode or custom mode, on Google Cloud there are two types of Classless Inter-Domain Routing (CIDR) ranges: primary and secondary. Let us look at Figure 7.16 to better understand the difference between the two and when to use one over the other.

Figure 7.16 – Subnet CIDR ranges

Figure 7.16 – Subnet CIDR ranges

The primary CIDR range is mandatory in a subnet; the secondary range is optional. The VMs, load balancers, and so on get IP addresses from the primary...