http://www.programmerkingdom.com/categories/91/security.html Programmer Kingdom http://www.programmerkingdom.com/images/logo.jpg http://www.programmerkingdom.com/ http://www.programmerkingdom.com/view/394/udp-portscanning-in-php.html Portscanning serves a legitimate role in system administration/ownership. By confirming exactly what ports a computer accepts connections on, it's possible to ensure that an operating system hasn't opened unnecessary ports to the world. UDP Portscanning in PHP While TCP port scanning of one's own ports is common, many underestimate the potential hazards of open UDP ports -- this can le...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/395/top-7-php-security-blunders.html By showing you what not to do, and how each particular flaw can be exploited, I hope that you'll understand not just how to avoid these particular mistakes, but also why they result in security vulnerabilities. Top 7 PHP Security Blunders In this article, I'll detail many of the common PHP programming mistakes that can result in security holes. By showing you what not to do, and how e...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/396/getting-started-with-mcrypt.html Mcrypt is a wonderful set of library functions for encrypting, decrypting, and hashing data. This is a great way to secure your data and encrypt it so prying eyes can't get your data. Getting Started With Mcrypt Mcrypt is a wonderful set of library functions for encrypting, decrypting, and hashing data. For Debian users, getting Mcrypt is apparently as easy as: apt-get install ph...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/397/.htaccess-password-protection.html Learn how to super protect your files without the use of mySQL. This tutorial will help you learn how to password protect your file quickly and easily in a few lines of code. .htaccess Password Protection Learn how to super protect your files without the use of mySQL. This tutorial will help you learn how to password protect your file quickly and easily in a few lines of code. T...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/398/password-protection.html Password protection is something you need every once in a while. Whether it's a secret site you're running or just the control panel of your favorite script. Password Protection and File Inclusion With PHP First off, if you read last week's article by me (the one about site personalization in PHP), I have one addition to make to make your life a little easier.  If you didn't read ...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/399/protecting-your-source-code.html There are many reasons now as a web designer, software programmer or website owner that you may want to start considering the safety of your HTML or PHP source code. It helps protect against email farming, security breaches and more. Protecting your PHP and HTML Source Code There are many reasons now as a web designer, software programmer or website owner that you may want to start co...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/400/using-define-to-protect-files.html In my other tutorial I showed you how to include files dynamically using PHP [like main.php?x=whatever] The files that you include can be accessed by anyone, which you may not want done. Using Define to Protect Files In my other tutorial I showed you how to include files dynamically using PHP [like main.php?x=whatever] The files that you include can be accessed by anyone, which you may n...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/401/geo-target-your-visitors.html Have you ever wanted to find out where a visitor lives? I had the need a week ago when an ad company said that they had lots of advertisers that needed UK visitors. So they asked if I could show their ads for all my UK visitors. Now I have a solutions that I thought that I would share with you. First of all download and unpack Maxminds geoip database. It’s free (atleast this ...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/402/protecting-your-source-code..html There are many reasons now as a web designer, software programmer or website owner that you may want to start considering the safety of your HTML or PHP source code. Here you will find out what the reasons are and what you can do about it. Protecting your PHP and HTML Source Code There are many reasons now as a web designer, software programmer or website owner that you may want to sta...........]]> 2010-04-02T00:00:00-07:00 http://www.programmerkingdom.com/view/403/encrypting-data-with-php.html PHP provide us with an interesting array of security-oriented functionality. In this article I'll introduce you to this functionality, provides you with a basics from which you can begin incorporating security enhancements into your own applications. Encrypting data with PHP Overview: PHP provides us with an interesting array of security-oriented functio...........]]> 2010-04-02T00:00:00-07:00