Azure Active Directory (AAD) OpenVPN Plugin.

./bootstrap.sh
make
sudo make install

Edit /etc/openvpn/server/server.conf and add the following lines:

plugin /usr/lib/openvpn/plugins/openvpn-auth-aad.so
client-cert-not-required
username-as-common-name

Note: A valid pam_aad configuration file is also required.

• https://github.com/fac/auth-script-openvpn
• https://github.com/mozilla-it/openvpn_defer_auth