There is a special version of the Firebird server referred to as “embedded”. This is a special client library that includes the server itself. When an application links to this library it loads the server and allows direct access to any database that is accessible on the local computer. This version of the server does not use a security database. The user name specified during the “logon” (no password authentication occurs) is used to manage user access to database objects (via SQL permissions) but if that user name is SYSDBA (or the owner of the database) then unrestricted access is possible. (more…)