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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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 Gunasundaram Gunasundaram
Author Profile Icon Gunasundaram
Gunasundaram
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Table of Contents (15) Chapters Close

CORS Essentials
Credits
About the Authors
www.PacktPub.com
Customer Feedback
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

CORS in IBM Cloudant


IBM Cloudant is a NoSQL JSON document store that is optimized for handling heavy workloads of concurrent reads and writes in the cloud; a workload that is typical of large, fast-growing web and mobile apps. It provides a simple JSON API for configuring CORS for your database, which may be changed dynamically.

How to GET or PUT a CORS configuration in IBM Cloudant

IBM Cloudant provides the endpoint /_api/v2/user/config/cors. A GET call to the endpoint retrieves the CORS configuration for your application. You can change the CORS configuration with a PUT call to the endpoint.

How to GET a CORS Configuration

The following request reads the CORS configuration. Note that both localdomain.com and www.localdomain.com are allowed origins, since they are considered different domains under the same origin policy. This example also allows requests only from domains on HTTPS secured with SSL; you may allow a domain over HTTP, understanding the risk:

GET /_api/v2/user/config/cors HTTP...
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