Book Image

Learning ServiceNow. - Second Edition

5 (1)
Book Image

Learning ServiceNow. - Second Edition

5 (1)

Overview of this book

This book is an updated version of Learning ServiceNow, that will cover the new and updated features of the ServiceNow platform. It will show you how to put important ServiceNow features to work in the real world, while introducing key concepts via examples of managing and automating IT services. It'll help you build a solid foundation of knowledge, and will demonstrate how to effectively implement and configure modules within ServiceNow. We'll show you how to configure and administer your instance, and then move on to building strong user interfaces and creating powerful workflows. We also cover other key elements of ServiceNow, such as notifications, security, reporting, and custom development. You will learn how to improve and automate your business' workflow and processes. By the end of this book, you will be able to successfully configure and manage ServiceNow like a pro.
Table of Contents (19 chapters)
Learning ServiceNow Second Edition
Contributors
Preface
Index

Security


The browser of the user who is loading the page and requesting the content is the literal client that's performing the action. It's also responsible for executing any client scripts, UI scripts, client-side UI actions, processing the UI policies and applying UI policy actions. This includes controlling whether fields are mandatory, read-only, or indeed visible at all.

This can seem like an effective means of protecting content; for example, by hiding a field if the user doesn't have the appropriate permissions, or even setting it as read-only using a client script or UI policy. However, it's important to realize that any client-side measures can be overridden by the user!

Anything which really needs to be secured so the user can't see or modify it should be secured using ACLs (security rules). Data policies are another option, and can be used as UI policies on the client as well. This way, data policies can back up their client-side component, making them more secure and effective...