Book Image

Zscaler Cloud Security Essentials

By : Ravi Devarasetty
Book Image

Zscaler Cloud Security Essentials

By: Ravi Devarasetty

Overview of this book

Many organizations are moving away from on-premises solutions to simplify administration and reduce expensive hardware upgrades. This book uses real-world examples of deployments to help you explore Zscaler, an information security platform that offers cloud-based security for both web traffic and private enterprise applications. You'll start by understanding how Zscaler was born in the cloud, how it evolved into a mature product, and how it continues to do so with the addition of sophisticated features that are necessary to stay ahead in today's corporate environment. The book then covers Zscaler Internet Access and Zscaler Private Access architectures in detail, before moving on to show you how to map future security requirements to ZIA features and transition your business applications to ZPA. As you make progress, you'll get to grips with all the essential features needed to architect a customized security solution and support it. Finally, you'll find out how to troubleshoot the newly implemented ZIA and ZPA solutions and make them work efficiently for your enterprise. By the end of this Zscaler book, you'll have developed the skills to design, deploy, implement, and support a customized Zscaler security solution.
Table of Contents (15 chapters)
1
Section 1: Zscaler for Modern Enterprise Internet Security
8
Section 2: Zero-Trust Network Access (ZTNA) for the Modern Enterprise

Understanding the ZIA Web policy

The core function of ZIA is to protect enterprise end-user web traffic from threats that are associated with accessing the internet and internet applications. That is why we need to understand all the secure web policies offered by ZIA.

Administrators can click on the Policy tab on the left after logging in to the Zscaler Admin Portal to access these options. On each page, there is a Recommended Policy link in the upper-right corner. If a company administrator is unsure of the industry-standard best practice, they can click on this link and view the Zscaler recommended policy.

The ZIA Web policy can be categorized into three sub-sections—Security, Access Control, and DLP. The security policy features control the most common aspects of web traffic, such as what type of traffic to inspect, the behavior for each type of malicious traffic, and any security exceptions. The Access-Control component controls end-user access to each type of web...