For operating systems that are kept up to date, SSL certificates do not have to be installed manually in case of a certificate update.
If your system has problems connecting to SIGN DE V2, it may be necessary to upload the certificates manually.
Below you will find an instruction on how to install the latest SSL certificate in case it is not yet uploaded:
1. download the zip-File 2023-09-04-fiskaly-root-certificates and unpack it
2. enter the following commands in the terminal (this will ensure that the cert chain is installed in the system):
certutil -addstore -f "Root" gsr4.pem
certutil -addstore -f "Root" gtsr1.pem
certutil -addstore -f "Root" gtsr2.pem
certutil -addstore -f "Root" gtsr3.pem
certutil -addstore -f "Root" gtsr4.pem
certutil -addstore -f "Root" isrgrootx1.pem
certutil -addstore -f "Root" isrg-root-x2.pem
certutil -addstore -f "Root" SSLcom-TLS-Root-2022-ECC.pem
certutil -addstore -f "Root" SSLcom-TLS-Root-2022-RSA.pem