Login manager module
in Perl and a usage example.
This module uses cookies to maintain per-user sessions, and is
robust to DoS attacks because it
Limits the number of sessions to one per user
Only creates a session after the user is authenticated
XML/SQL with the administrative
division of Portugal as of 2008. Use "File->Save as"
to save the XML to a local file, copy/paste from the browser
to a text file to save the SQL.
(Note for the curious: the SQL is automatically generated from
the XML using an XSLT stylesheet.)