Guntermann & Drunck DVICenter DP16 Config Panel - Manual (Page 32)

Basic configuration of the web application
30 · G&D DVICenter
How to create the Certificate Authority:
1. Enter the following command into the command prompt and press Enter :
2. Now, OpenSSL queries the data to be integrated into the certificate.
The following table shows the different fields and an exemplary entry:
Enter the data you want to state and confirm each entry by pressing Enter .
3. OpenSSL creates the key and stores it in a file named ca.crt.
Creating any certificate
How to create a key for the certificate to be created:
1. Enter the following command into the command prompt and press Enter :
2. OpenSSL creates the key and stores it in a file named server.key
openssl req -new -x509 -days 3650 -key ca.key -out ca.crt
Field Example
Country Name (2 letter code) DE
State or Province Name NRW
Locality Name (e.g., city) Wilnsdorf
Organization Name (e.g., company) Guntermann & Drunck GmbH
Organizational Unit Name
(e.g., section)
Common Name (e.g., YOUR name)
Guntermann & Drunck GmbH
Email Address
IMPORTANT: The device's IP address must not be entered under Common Name.
IMPORTANT: Distribute the certificate ca.crt to the web browsers using the web
application. The certificate checks the validity and the trust of the certificate
stored in the device.
IMPORTANT: The following steps describe how to create keys that are not coded.
If necessary, read the OpenSSL manual to learn how to create a coded key.
openssl genrsa -out server.key 4096