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CORS Essentials

You're reading from   CORS Essentials Access web resources on different domains

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Product type Paperback
Published in May 2017
Publisher
ISBN-13 9781784393779
Length 144 pages
Edition 1st Edition
Languages
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Author (1):
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Rajesh Gunasundaram Rajesh Gunasundaram
Author Profile Icon Rajesh Gunasundaram
Rajesh Gunasundaram
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Table of Contents (10) Chapters Close

Preface 1. Why You Need CORS FREE CHAPTER 2. Creating Proxies for CORS 3. Usability and Security 4. CORS in Popular Content Management Frameworks 5. CORS in Windows 6. CORS in the Cloud 7. CORS in Node.js 8. CORS Best Practices Index

Chapter 1. Why You Need CORS

In this chapter, you will learn about the following:

  • The same-origin policy that limits sharing resources across domains
  • Granting access to CORS requests by setting headers
  • How to do something with the responseText request from a CORS request
  • Rudimentary security in CORS and ways to add more security
  • Preflight requests to prepare for some types of CORS methods and events
  • Enabling the crossorigin attribute in a script tag for better troubleshooting
  • Alternatives to CORS: JSON-P, WebSockets, and window.postMessage
You have been reading a chapter from
CORS Essentials
Published in: May 2017
Publisher:
ISBN-13: 9781784393779
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