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	<title>PHP for everyone &#187; Security</title>
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		<title>Implementing Bitwise Permissions</title>
		<link>http://www.php4every1.com/tutorials/implementing-bitwise-permissions/</link>
		<comments>http://www.php4every1.com/tutorials/implementing-bitwise-permissions/#comments</comments>
		<pubDate>Wed, 25 Nov 2009 18:11:54 +0000</pubDate>
		<dc:creator>Marijan Šuflaj</dc:creator>
				<category><![CDATA[Tutorials]]></category>
		<category><![CDATA[Bitwise Operators]]></category>
		<category><![CDATA[PHP]]></category>
		<category><![CDATA[Security]]></category>
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		<category><![CDATA[Users]]></category>

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		<description><![CDATA[Reader Freddy requested a tutorial about implementing bitwise permissions in real application. This tutorial will cover that. It's very simple tutorial and I tried to make it as simple as possible.]]></description>
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		<title>Permissions Using Bitwise</title>
		<link>http://www.php4every1.com/tutorials/create-permissions-using-bitwise-operators-in-php/</link>
		<comments>http://www.php4every1.com/tutorials/create-permissions-using-bitwise-operators-in-php/#comments</comments>
		<pubDate>Tue, 18 Aug 2009 18:51:06 +0000</pubDate>
		<dc:creator>Marijan Šuflaj</dc:creator>
				<category><![CDATA[Tutorials]]></category>
		<category><![CDATA[Bitwise Operators]]></category>
		<category><![CDATA[Login]]></category>
		<category><![CDATA[PHP]]></category>
		<category><![CDATA[Security]]></category>
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		<description><![CDATA[This will be a quick tutorial on how to use bitwise operators in PHP to create permissions control. Some of next tutorials will cover how to implement it in application and how to use database to store permissions for users. Now some basics.]]></description>
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		<title>Advanced PHP User Login</title>
		<link>http://www.php4every1.com/tutorials/advanced-php-user-login/</link>
		<comments>http://www.php4every1.com/tutorials/advanced-php-user-login/#comments</comments>
		<pubDate>Thu, 16 Jul 2009 13:01:26 +0000</pubDate>
		<dc:creator>Marijan Šuflaj</dc:creator>
				<category><![CDATA[Tutorials]]></category>
		<category><![CDATA[AJAX]]></category>
		<category><![CDATA[jQuery]]></category>
		<category><![CDATA[Login]]></category>
		<category><![CDATA[PHP]]></category>
		<category><![CDATA[Security]]></category>
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		<description><![CDATA[If you ever had a bank account you are familiar with TAN-s (Transaction Authentication Number). What we will do today, is create user login using that kind of system. This will be just simple overview how to do it so you can create more complex and secure login systems. You need to have basic knowledge about classes, HTML, CSS and AJAX because I will not explain in depth what I do.]]></description>
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		<title>PHP Antispam</title>
		<link>http://www.php4every1.com/tutorials/php-antispam-measures/</link>
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		<pubDate>Wed, 24 Jun 2009 08:54:05 +0000</pubDate>
		<dc:creator>Marijan Šuflaj</dc:creator>
				<category><![CDATA[Tutorials]]></category>
		<category><![CDATA[Antispam]]></category>
		<category><![CDATA[PHP]]></category>
		<category><![CDATA[Security]]></category>

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		<description><![CDATA[Today web programmers have big problems with spam comments. There are a lot of tutorials about captcha's and how to implement them, so I will not cover it here (I can do it f next tutorial if you wish). Anyway, I will show you some other methods that are good. Note that none of them is not 100% secure. ]]></description>
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