Tag your website with RDFa according to Schema.org’s guidelines

Recommended by W3C as a standard for embedding metadata into HTML, HTML5, XHTML, and other XML dialects, this data format forms the foundation for the semantic web. The project Schema.org provides a standard vocabulary for the markup format. Find out more about its applications and limits and get a feel for tagging with RDFa.

How to submit your website to Google, Bing, and Yahoo!

Did you know that you can submit your site to Google, Bing, and Yahoo! in order for it to be found more easily in the search results? These search engine providers allow web operators to submit their URLs so they can be added to the search index. We’ll show you how to register your web project – a simple procedure that can increase its online visibility.

How do I enable cookies in my web browser?

Cookies save user information during website access to improve the page’s user-friendliness or record customer behavior. They’re responsible for noting down login data, browser settings, and other useful information so that you don’t have to set everything up again each time you visit the same site. Cookies can be completely or partially enabled, or just enabled for particular websites. How to...

View old website versions: a look at the Wayback Machine and two alternatives

You want to find old versions of websites? Travel back in time with us - almost to the dawn of the internet. Or perhaps you’d rather visit your own old website to track its progress. If you save your website in a web page archive, the contents are not lost and can still be viewed years later. Archives like the Wayback Machine are an amazing resource for all web users- whether SEO experts,...

What is an extranet, and how can I use it?

Order status, product compatibility, updated delivery terms – manual transmission of data to business partners by mail or phone takes a lot of time. But this can also be done with less effort. The solution: an extranet. But what is an extranet? How do companies use it? This article looks at how to create an extranet, as well as the benefits and some disadvantages of using one.

Sitemaps – Here’s what you need to know

Sitemaps belong to the standard features of a website, but they seem to be gradually disappearing from the World Wide Web. Some online presences hide the navigation file or even forgo it completely. We explain why search engines like Google still give sitemaps a lot of attention, how important sitemaps are for SEO as a result, and how you can create sitemaps yourself – manually or with a sitemap...

SSL certificates

Security on the internet is always paramount: regardless of whether you run a website yourself or just surf the web, you should always understand the basics of internet security. Here we explain exactly what SSL certificates are and what you need them for. Encryption and authentication are the main purposes of certificates. They are intended to protect internet users’ personal data from criminal...

Create your own Wikipedia page

Have you ever toyed with the idea of creating your own Wikipedia entry? There are certain criteria Wikipedia requires in order to publish an article – and to ensure that content is fact-based, new entries are extensively checked by Wikipedia editors. Learn how to make your own Wikipedia page, and reduce the risk of your article being deleted.

UTF-8: the network standard

UTF-8 is method of Unicode character encoding, which claims to cover all modern languages for data processing. The format has significantly influenced international digital communication. But what exactly does “UTF-8” mean? And what is special about UTF-8 in the Unicode character set? Here you can find out which structure the coding is based on, and which bytes are permitted in the standard...

Replacing SSL (Secure Socket Layer) Certificates affected by browser distrust

Due to browser community distrust in Symantec, Google Chrome and Mozilla Firefox have decided to distrust websites with SSL certificates issued by Symantec before December 1st, 2017. This article outlines the steps and important key dates that website operators need to be aware of in order to sucessfully renew or replace their SSL certificates before their website is branded with a warning...