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SQL Injection Attacks by Example

A customer asked that we check out his intranet site, which was used by the company's employees and customers. http://www.unixwiz.net/techtips/sql-injection.html

HTML5 Rocks - How Browsers Work: Behind the Scenes of Modern Web Browsers

http://www.html5rocks.com/en/tutorials/internals/howbrowserswork/ Web browsers are probably the most widely used software. In this primer, I will explain how they work behind the scenes. We will see what happens when you type google.com in the address bar until you see the Google page on the browser screen.
http://upstart.bizjournals.com/culture-lifestyle/goods/gadgets/2007/08/13/How-Google-Works.html B lame spell-check. Ten years ago this September, so the story goes, some Stanford grad students were helping Larry Page choose a name for his search engine. “Googolplex,” said Sean ­Anderson.

How Google Works - Culture Lifestyle

Learning the shell.

Why do you need to learn the command line anyway? Well, let me tell you a story. http://linuxcommand.org/learning_the_shell.php
Convinced from spending hours reading rave reviews , Bob eagerly clicked "Proceed to Checkout" for his gallon of Tuscan Whole Milk and...

The First Few Milliseconds of an HTTPS Connection

http://www.moserware.com/2009/06/first-few-milliseconds-of-https.html
The C programming language is a popular and widely used programming language for creating computer programs . Programmers around the world embrace C because it gives maximum control and efficiency to the programmer. http://www.howstuffworks.com/c.htm

The Basics of C Programming"

http://www.andromeda.com/people/ddyer/topten.html

Top 10 Ways to be Screwed by "C"

To get on this list, a bug has to be able to cause at least half a day of futile head scratching, and has to be aggravated by the poor design of the "C" language.
Not all computers have operating systems. The computer that controls the microwave oven in your kitchen, for example, doesn't need an operating system. http://computer.howstuffworks.com/operating-system1.htm

What is an Operating System?&

Have you wondered why certain programs are located under /bin, or /sbin, or /usr/bin, or /usr/sbin? For example, less command is located under /usr/bin directory. Why not /bin, or /sbin, or /usr/sbin? http://www.thegeekstuff.com/2010/09/linux-file-system-structure/

Linux Directory Structure (File System Structure) Explained with Examples