Certificate-Not-Valid/EN/Background

Server-Zertifikate increase security on the internet and are used to verify the authenticity of websites. A Zertifikat is issued and verified by an official, trustworthy institution. A Zertifikat cannot be forged. In everyday life, a Zertifikat can be compared to an identity card or a notarized document. Similar to a passport, Zertifikate are also valid for a certain period of time. Thus Zertifikate make it possible to exchange data via secure connections and form an important basis of trust for operators of online shops.