tool to download the CA certificate for your institution's Eduroam instance
git clone git@github.com:wilszdev/eduroam-cert-downloader.git
cd eduroam-cert-downloader
python3 -m pip install -r requirements.txt
./download.py --search "intstitution name here"
the certificate is probably in X.509 format and can be converted with openssl if required
openssl x509 -in ca-cert.x509 -out ca-cert.pem