What is the difference between server_name - Server Fault Here, the server name is set to an empty string that will match requests without the “Host” header field, and a special nginx’s non-standard code 444 is returned that closes the connection
What is the role of Subject Name (SN) Subject Alternative Name (SAN . . . Specially the template below "subject name" tab What does that change in the normal certificate request other than that there is an additional step to put information in the subject tab while enrolling for a certificate What is the role of Subject Names (SN) Subject Alternative Names (SAN) in Microsoft Public Key Infrastructure (PKI)?
Setting the hostname: FQDN or short name? - Server Fault Setup prompts you to supply a host name for this computer, either as a fully-qualified domain name (FQDN) in the format hostname domainname or as a short host name in the format hostname The Debian reference says the hostname should not use the FQDN: 3 5 5 The hostname The kernel maintains the system hostname