Author Archives: Chris

Token Authentication URL Signing
12 Nov 2018
Token authentication and URL signing are technologies which help you secure your CDN content. Using these authentication solutions, you can ensure only legitimate users or services are authorized to access and download the content you have placed on your CDN. Typically, web asset administrators use this type of solution to prevent the hotlinking of material, in which a third-party site or service uses your web assets without permission. This unauthorized access can result in your CDN costs increasing or [...]
CDN storage
22 Oct 2018
CDN Storage is an essential element of the service a Content Delivery Network (CDN) utilizes to improve the performance, scalability, and availability of your website. CDNs are able to provide these benefits by caching your website’s static content on servers across the world ensuring the shortest delivery route to your global users. There are two distinct methods CDNs utilize to perform this caching service, push publishing and pull publishing. Push CDN publishing involves the consistent copying of your static files [...]
CDN SEO
08 Oct 2018
Cache-Control Headers are utilized by Content Delivery Network (CDN) services to provide the caching platform needed for content optimization and accelerated distribution. The caching used by CDNs adheres to similar technology principles which your web browser deploys to make sites load faster on your local device. Just as your browser keeps local data cached on your hard drive for quick access, so do CDNs keep cached data on their nodes ensuring visitors to your site experience faster load times. [...]
cdn anycast cdn unicast
01 Oct 2018
CDN DNS routing is what makes the performance optimization offered by Content Delivery Networks possible. It gives CDNs the ability to dynamically route traffic to their nodes across the world enabling them to improve the user experience of website visitors with faster site load times. DNS Unicast or Anycast are two possible routing solutions which CDNs utilize to accomplish this. However, what is the difference between the two and which one provides the better solution? Sites using CDNs configured with [...]
Token Authentication URL Signing
12 Sep 2018
The Real-Time Messaging Protocol (RTMP) is a streaming technology created for high-performance live transmission of audio and video media files over the Internet. Developed by Macromedia in 2002, which was subsequently acquired by Adobe, RTMP was created to enable the transfer of multimedia files utilizing Adobe’s Flash-based platform. However, as support for HTTP Live Streaming (HLS) gains traction, many Content Delivery Network (CDN) providers no longer offer direct support for RTMP streaming which may impact producers who require low [...]
HLS CDN
03 Sep 2018
Developed by Apple in 2009, HTTP Live Streaming (HLS) allows content producers to send live and on-demand audio and video using standard HTTP, the protocol which powers the web. The Internet we know and use, with every website capable of playing video, images, and music, was not always as interactive as it is today. When the first web page came online in the mid-1990’s text was the order of the day. The rich media experience we have come to [...]
HTTP2 CDN
20 Aug 2018
HTTP/2 is an improved HTTP protocol which was created to overcome the issues inherent in HTTP1.1. By deploying sites on HTTP/2, website administrators can improve performance, enhance efficiency, and reduce deployment complexity. The Internet we know today is built on the Hypertext Transfer Protocol (HTTP). Tim Berners Lee initiated the development of HTTP in 1989 while he was at CERN and with the creation of this protocol, the World Wide Web was born. Since its inception HTTP has enabled [...]
Google Chrome 68
20 Jul 2018
In a blog post published in February 2018, Google announced that it would mark sites not running HTTPS as ‘Not Secure’ with the release of Chrome 68 on July 24 2018. With the imminent arrival of this next Chrome version, time is running out for sites who have not made a move yet. With Chrome currently having over 60% of the web browser market share, this move by Google will have a significant impact on sites still running HTTP. Google’s [...]
CDN security
12 Jul 2018
At CDNsun, providing an efficient, reliable and cost-effective service is our primary purpose. Our platform delivers not only superior performance but also provides enterprise-grade security, assuring you and protecting your solutions from online threats. As we continuously strive to provide you with the fastest and most secure CDN possible, we will be deprecating TLS 1.0 on July 19, 2018, to reinforce the security of our platform. What is TLS 1.0? To understand why we need to deprecate TLS 1.0, we first [...]