Using the .htaccess File
http://www.wise-women.org/tutorials/htaccess/

Jordan, Miraz
Wise-Women
2004

Abstract:

Web designers often ask how to handle redirects or to password protect directories; the .htaccess file can do these things and more. Miraz Jordan has contributes an excellent compilation of advice, tips, tricks and techniques focusing on .htaccess, security and redirects.