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This tutorial will show you
Mcrypt is a wonderful set of
Md5 is a very easy way to
using this code
how to password protect your
library functions for
encrypt any string data.
andexplanation you can make
websites / webpages using
encrypting, decrypting, and
Following example take and
you very own personalized
PHP Sessions and Mysql.
hashing data.
encrypts a string. Remember
login script for any website.
that you could not dencrypt
any data after encryption. .
Date: Jan, 04 2006 Date: Feb, 11 2006 Date: Sep, 12 2006 Date: May, 02 2006 |
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When you build a form in your
Hotlinking is when another
There is a new community tool
SSL is an internet security
web page, you are
website links directly to
called StumbleUpon which
protocol. When a web server
susceptible to being spamed
one or more of your images
makes web browsing seem like
sends out content through
by automated systems. In
or multimedia files and
channel surfing with a
HTTPS, this one gets
order to make sure that the
includes it on their web
television. This little
encrypted so that only the
one who completes the form
page. Not only is this theft
piece of HTML tricks
client making the request
is human, you can use the
of your intellectual
StumbleUpon into
can read it.
system with image
property, but further more,
automatically voting a page
verification.
you are paying for the
up. You need to have
bandwidth used by that site.
StumbleUpon installed for
Which can result in a
this to work.
This is meant
problem with your
as a demonstration of a
budget.<BR /><BR
vulnerability which affects
/>
The most common
several community sites, not
way to prevent others from
only StumbleUpon.
hotlinking your content is
Apache's mod_rewrite. While
this a solution that free
available to use, there are
a couple drawbacks. One
being, that Apache has to be
configured to use
mod_rewrite
(--enable-rewrite). Another
one being, that for a lot of
people writing regular
expressions is not the most
easiest thing to do.<BR
/><BR />
Of
course there are commercial
solutions to the problem.
Probably the most common one
is cPanel. An administration
interface for webserver,
which let's you create all
the necessary items for your
hotlink protection with a
matter of clicks, in a
matter of seconds.
Date: May, 03 2006 Date: Jan, 04 2007 Date: Jun, 19 2005 Date: Apr, 17 2005 |