On Apr 2, 2024, at 11:38 AM, Robert Senger <robert.senger@lists.microscopium.de> wrote:

we're running freeradius 3.0.27 with rsa certificates for years now. Since certificate renewal is scheduled now, we're planning to upgrade to ecdsa or even eddsa certificates. Will freeradius work with that?

FreeRADIUS uses OpenSSL for all certificate / TLS stuff. So if your local OpenSSL supports ECDSA certs, then so does FreeRADIUS.