LetsEncrypt-WebApplicationProxy

A script to automatically update certificate for applications under Microsoft Web Application Proxy.

To use this script, download and install win-acme from https://github.com/win-acme/win-acme

Start win-acme using wacs.exe and follow these steps

M and enter (Create certificate (full options)) 2 and enter (Manual input) Type in FQDN for web application and press enter Type in same FQDN as Friendly name and press enter 2 and enter ([http-01] Serve verification files from memory) 2 and enter (RSA key) 4 and enter (Windows Certificate Store) 2 and enter ([My] - General computer store (for Exchange/RDS)) 5 and enter (No (additional) store steps) 2 and enter (Start external script or program) Type in path to Renew-WAPApplications.ps1 (example C:\Scripts\Renew-WAPApplications.ps1" and end with return Type in {CertCommonName} as parameter and end with return Finnish of by typing 3 and enter (No (additional) installation steps)

Each time your certificates are renewed this script will then update certificate in Microsoft Web Application Proxy to the latest