Extend Access Server authentication functionality using Plugins
Using post-auth scripts, you can extend and customize the authentication functionality of Access Server. You can take the pre-made Python scripts and customize them for your organization.
Load custom code to customize user authentication
Extend the authentication functionality of your VPN server
Add additional security
Customize the authentication of your OpenVPN Access Server
You can add additional authentication criteria when users connect to your VPN server with custom code in the Python programming language. These can be used for one-time password systems, group mapping, and adding additional security checks by registering hardware devices.
Strengthen the security of your VPN server
For more detailed information about everything you can do with post-auth programming, refer here: Post-Auth Programming Notes and Examples.