Using .htaccess files easy way

If you have configured .htaccess file in your public_html like this...

cat ~/public_html/private/.htaccess
AuthType Basic
AuthUserFile /path/to/homedir/public_html/private/.htpasswd
AuthGroupFile /dev/null
AuthName AnyNameYouLike
require valid-user

... you will have problem to allow guest to read subdir without entering password. Thats why this .htaccess file will help you:

cat ~/public_html/private/guestok/.htaccess
AuthName AnyNameYouLike
Allow from all
Satisfy any