I looked up my Debian file server and apparently it's using NTLM between it and my Windows desktop to share files. I have no idea how to set up Kerberos. It l

I looked up my Debian file server and apparently it's using NTLM between it and my Windows desktop to share files. I have no idea how to set up Kerberos. It looks like I need a Kerberos domain or something? It seems a lot more complicated.