Author: Prabhu Balakrishnan
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Install ModSecurity for Redhat/Centos
How to Install Mod_Security & Mod_Evasive ModSecurity is a free open source web application firewall which can help you to guard against LFI (local file inclusion attacks) and SQL injection vulnerabilities. ModEvasive offers protection against DOS (denial of service attacks) For Redhat/Centos with Cpanel Just go to Cpanel WHM > Plugins > Enable Mod_Security >…
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India Travel – Tips for using Credit Cards in India for Foreigners
India is a land of rich culture and diversity since ages. Although India is not as developed as EU and North America, people in India is people are so kind to foreigners and are welcome everywhere. Before Travelling to India 1. Always take a VISA or Mastercard with you. VISA or Mastercard is accepted in…
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Implementing Secure File Upload in PHP
Most PHP scripts and content management system scripts (CMS scripts) require writable permission 777 (rwxrwzrwz) to be set for certain folders for uploading photos and videos. Many security experts warn that setting 777 permission means that anybody can upload any content to your server, install malicious code, run unwanted programs and could potentially misuse your…
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Easy Install FFmpeg in Linux
FFmpeg is so important if you are planning to run a video website with streaming with conversion of video files to different video formats. This tutorial is intended for Centos/Redhat versions of Linux where any novice user can install ffmpeg without compiling the source which is a more traditional way of installing the FFmpeg…
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Implementing Secure File Upload in PHP
Most PHP file upload scripts and content management system scripts (CMS scripts) require writable 777 permissions (rwxrwzrwz) to be set for certain folders for uploading photos and videos. Many security experts warn that setting 777 permission means that anybody can upload any content to your server, install malicious code, run unwanted programs and could potentially…
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How to Resolve Flicker Problem in LCD Monitors
I was having terrible problem with my widescreen 19” LCD monitor and everytime i look at it the screen flickers and often caused me headaches and couldnt work for a longer period of time. The optimum resolution for my monitor was 1440×900 @60hz. I tried to set the monitor refresh rate to 75hz and flickers…
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CSS Tutorial & Useful Tips for Beginners
CSS (cascading style sheets) are pretty much useful if you are designing a website and in most cases without css it is inevitable from design point of view. Hand-coding CSS can be pretty easy if you know some pretty basic rules. The following are some of the most useful CSS tips for any beginners. 1.…
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Best Action Games of the Decade (PC)
Best Action Games of the Decade (PC) It all started for me as a action gamer 10 years ago. Remember playing super mario, dave, doom of those days. I still cant believe “Blood” was truly amazing during that time with those great effects and instilled fear. It has been about past 10+ years and gaming…
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How to Copy & Paste Text in Nokia Phones
As a new user of nokia phone, i really wanted to copy and paste text from SMS messages to my notepad application with my nokia E50 business phone without using PC suite application. At last i found how to do it. 1. Open the SMS message and forward it. You will the SMS text editable…
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Optimizing MySQL Rand() against Slowdowns
I was having having nightmares with mysql rand() function. Rand() function works well in pulling out rows randomly from the datbase and works well if you have a quite few hundred records. Ironically, it desperately slows down when you have a large table dataset above 10,000 rows. This is the traditional way of using mysql…