.htaccess
AuthType Basic
AuthName “restricted area”
AuthUserFile /home//public_html//.htpassword
require valid-user
eg
AuthType Basic
AuthName “restricted area”
AuthUserFile /home/workassis/public_html/documents/.htpassword
require valid-user
.htpassword
bikesh:papAq5PwY/QQM
raju:lofN7oBa7bM4w
http://davidwalsh.name/password-protect-directory-using-htaccess