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 # C-ITS ITS-S Reference implementation
 
 This is a reference implementation of the ITS-S (a client side) as defined in ETSI C-ITS standards.
-Its main purpose is to enable implementators of the ITS-S software to study and validate their security implementation.
+Its main purpose is to enable implementators of the ITS-S software to study and validate their implementations from a security perspective.
+The server side (Enrollment Authority, Authorization Authority and Certification Authority) is provided by TeskaLabs' SeaCat CA.
 It also contains a simple [ITS-G5](https://en.wikipedia.org/wiki/IEEE_802.11p) network simulator that utilizes UDP IPv4 multicast.
 
 Cooperative Intelligent Transport Systems (C-ITS) allow road users and traffic managers to share information and use it to coordinate their actions.