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User Authentication

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User Authentication Using PHP

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An authentication system
This tutorial describes three
Today you're going to learn,
This step-by-step guide
allows certain online
methods to authenticate a
in simple terms, how to use
presents a free
material to be accessible
user. First is by hardcoding
4MemberOnly to build a
cut-and-paste example code
only to a select few. This
the user info in the script.
member only area on your
of a username and password
tutorial illustrates the
Second, check the user
site. This is a quick, easy,
login web based system.
basic construction of an
information in the database.
straight to the point,
Developed using PHP, MySQL
authentication system using
Third is by adding image
hands-on tutorial that will
and JavaScript. Updated
PHP.
verification in the login
get you coding in no
to include improved security
 
form where the user must
time. Note that to
(PHP HTTP_POST_VARS).
 
enter the random numbers
properly understand this
 
 
displayed in the image.
tutorial, you will need a
 
 
 
working knowledge of
 
 
 
HyperText Markup Language
 
 
 
(HTML).
 


Date: Apr, 19 2005


Date: Apr, 04 2005


Date: Mar, 22 2005


Date: Jan, 22 2005
It is quite common to have
This is a simple login script
The logic (and method) behind
This is a short tutorial that
the need to password protect
that allows you to login to
adding an e-mail validation
explains how you can protect
a certain file or a set of
your website and stay logged
system to an existing PHP
a web page from users. The
files, in order to prevent
in.
user registration system
code in this tutorial is
unauthorized access to those
 
 
only about 5 lines long, and
files. There are many
 
 
will protect any PHP page.
different alternatives on
 
 
HTTP Authentication involves
how to do this including,
 
 
the browser displaying a
sessions, cookies,
 
 
window for the user to log
JavaScript and HTTP
 
 
in, once the user logs in
authentication. Peter shows
 
 
the page is displayed. If
you how to implement simple
 
 
the user fails to log in, a
HTTP authentication.
 
 
failure notice is displayed.


Date: Jan, 22 2005


Date: Oct, 08 2004


Date: Oct, 02 2004


Date: Aug, 19 2004
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