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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
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Author (1):
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Rajesh Gunasundaram Rajesh Gunasundaram
Author Profile Icon Rajesh Gunasundaram
Rajesh Gunasundaram
Rajesh Gunasundaram is a software architect, technical writer and blogger. He has over 15 years of experience in the IT industry, with more than 12 years using Microsoft .NET, 2 years of BizTalk Server and a year of iOS application development. Rajesh is a founder and editor of technical blogs programmerguide and ioscorner and you can find many of his technical writings on .Net and iOS. He is also the founder and developer of VideoLens, a platform that analyses videos uploaded in Facebook pages and YouTube channels. Rajesh has also written four other books for Packt publishing. Rajesh worked on client premises located at various countries such as UK, Belarus and Norway. He also has experience in developing mobile applications for iPhone and iPad. His technical strengths include Azure, Xamarin, ASP.NET MVC, Web API, WCF, .Net Framework / .Net Core, C#, Objective-C, Angular, Bot Framework, BizTalk, SQL Server, REST, SOA, Design Patterns and Software Architecture. Rajesh is an early adopter of Angular since AngularJS. He has developed Rich interfaces using Angular, Bootstrap, HTML5 and CSS3. He has good experience in translation of designer mock-ups and wireframes into an AngularJS front-end. Good at unit testing Angular applications with Karma. Expertise in handling RESTful services in Angular. Supporting various web products developed using AngularJS and Angular.
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Toc

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

CORS in Amazon Simple Storage Service (S3)

Amazon Simple Storage Service (Amazon S3) provides developers and IT teams with secure, durable, highly-scalable object storage.

Scenarios for needing CORS in Amazon S3

  • You are hosting a website in an Amazon S3 bucket named website. Browsers load the website endpoint, . You want to use JavaScript on the web pages that are stored in this bucket to be able to make authenticated GET and PUT requests against the same bucket by using Amazon S3's API endpoint for the bucket . The same origin policy in a browser would normally block JavaScript from allowing those requests, but with CORS you can configure your bucket to allow cross-origin requests from website.s3-website-us-east-1.amazonaws.com (as the local domain) to the endpoint (as the target domain).

  • You want to host a web font on your S3 bucket. Browsers require a CORS preflight check for loading web fonts, so you would configure the bucket that is hosting the web font to allow your web application...

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Authors (1)

Profile icon Gunasundaram
Gunasundaram
Rajesh Gunasundaram is a software architect, technical writer and blogger. He has over 15 years of experience in the IT industry, with more than 12 years using Microsoft .NET, 2 years of BizTalk Server and a year of iOS application development. Rajesh is a founder and editor of technical blogs programmerguide and ioscorner and you can find many of his technical writings on .Net and iOS. He is also the founder and developer of VideoLens, a platform that analyses videos uploaded in Facebook pages and YouTube channels. Rajesh has also written four other books for Packt publishing. Rajesh worked on client premises located at various countries such as UK, Belarus and Norway. He also has experience in developing mobile applications for iPhone and iPad. His technical strengths include Azure, Xamarin, ASP.NET MVC, Web API, WCF, .Net Framework / .Net Core, C#, Objective-C, Angular, Bot Framework, BizTalk, SQL Server, REST, SOA, Design Patterns and Software Architecture. Rajesh is an early adopter of Angular since AngularJS. He has developed Rich interfaces using Angular, Bootstrap, HTML5 and CSS3. He has good experience in translation of designer mock-ups and wireframes into an AngularJS front-end. Good at unit testing Angular applications with Karma. Expertise in handling RESTful services in Angular. Supporting various web products developed using AngularJS and Angular.
Read more
See other products by Gunasundaram

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