WARNING: This page is currently not being maintained, and contains outdated information. You should refrain from following any instructions below. Instead, please refer to the Norwegian version for the time being, which is up-to-date: /tjenester/it/sikkerhet/sertifikater/kokebok.html
An English translation will follow at a later point.
SSL (Secure Socket Layer) is a protocol for secure transmission of data over the Internet. SSL encrypts all data which is sent between the web browser and the web server, and by using digital keys you make sure that the data arrives safely to the recipient.