Published at LXer:
Secure OpenVPN with two-factor authentication from WiKID. In a previous tutorial, we showed how to configure PAM-RADIUS to support two-factor authentication. Now, and in future tutorials, we will add remote access services to this server that will also use WiKID for two-factor authentication. In this tutorial, we will demonstrate how to leverage that setup to add two-factor authentication through radius to OpenVPN on Centos 7.
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