The Chinese web is a highly coveted market for all brands of luxury goods from around the world. But it is also a difficult sector for investments – with its limited access conditions as well as its famous Great Firewall. How do these brands manage to deal with these technical handicaps? Using its Chinese probes, Dareboost tested the web performance of 49 of these prestigious brands. Continue reading Website Speed: 49 Luxury Brands Tested in China
They have been sold up to 250,000 times on the ThemeForest marketplace…But how fast are those famous WordPress themes? Dareboost have been testing 8 of these best sellers themes by monitoring their demo pages for several months. Here are the results. Continue reading WordPress: which is the fastest theme among ThemeForest best sellers?
Cookies are omnipresent all over the web as they let publishers store data directly on the user’s web browser. Especially used to identify the user session allowing the web server to recognize him all along his browsing, cookies usually contain sensitive data. You have to properly protect them. Continue reading Secure your Cookies (Secure and HttpOnly flags)
It’s been months we have been working on it and testing it with a few renowned customers, and there we are now… Proud to announce the release of a brand-new feature on Dareboost: Synthetic User Journey Monitoring! Thanks to this new service, you will be able to analyze and monitor the web performance of a whole user journey. Let’s discover this new option. Continue reading Web Performance and User Journey Monitoring with Dareboost
Two very awaited features are now available for our customers within their monitoring dashboard. The ability to create and to manage custom event, and a CSV export feature for the monitoring data. Continue reading New on Dareboost: Custom events and CSV export for your monitoring data
Web performance testing tools like Google Page Speed or Dareboost already pointed it: injecting a script by using document.write instruction causes severe issues about websites loading time. Let’s talk about this topic one more time, as the next Chrome update to come won’t allow such scripts injections any longer. What kind of issues may you experience? Which alternatives to find?
Now that we have seen how CSP can be useful in preventing injections of content within your web pages, let’s have a look on some technical elements about CSP implementation, and a few ideas about the methodology to adopt. Continue reading How to implement Content Security Policy?
Thanks to Content Security Policy, you can protect your website from numerous vulnerabilities concerning content injection. Let’s see why and how to use that simple but powerful HTTP header, now widely supported by web browsers.
Continue reading Content Security Policy to secure your website (and more)
Dareboost celebrates its second anniversary ! The perfect opportunity to offer a special gift to all our users, to announce a few informations about our business development and a new arrival in the DareBoost team !
Continue reading DareBoost: already 2 years of web performance analysis
About a year ago, I have published an article about HTTPs usage growth: Chrome, Firefox and Google Search: HTTPS forcing its way. In this article I detailed some major announcements, that would probably result in pushing HTTPs forward.
Ever since, requests using HTTPs reach 25% according to HttpArchive data (compared to 15% in April 2015).
In this post, we’re going to focus on today’s results of the previous announcements, on the last changes, and especially on why you should consider HTTPs as a requirement for your website (not only for security or SEO considerations!)
It’s not usual on this blog, but today I’m going to write about a proposal that might become real, but that is still at its very early stage.
It is now more than a year since we added a recommendation about Content Security Policy with our website analysis on dareboost.com. It’s a great feature to add more security to your website, particularly to prevent your visitors from the effects of an XSS attack.
Tim Kaldec and Yoav Weiss borrowed the CSP general concept to apply it to web performance topic, proposing a new HTTP header (Content Performance Policy), allowing to declare precisely the compliance level of a given page with some web performance best practices. Then, the user agent would be responsible to ensure the effectiveness of the announced best practices. Continue reading Content Performance Policy: an alternative to Google AMP?
If you’re reading this blog, you probably know that load time matters when it comes to user experience, a lot. And it’s even a major factor determining the success of a website.
Server response time, speedindex or start render, or again fully loaded time, whatever is the metric you want to collect, your measurement method should take into account several major parameters if you want reliable results through time. Continue reading Website Speed Test, Dareboost tips for reliable results