January 2011
Intermediate to advanced
296 pages
8h 20m
English
book
Web Application Obfuscation
by Mario Heiderich, Eduardo Alberto Vela Nava, Gareth Heyes, David Lindsay
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Chapter 4. Nonalphanumeric JavaScript
Information in this chapter:
• Nonalphanumeric JavaScript
• Use Cases
Abstract:
It is believed that nonalphanumeric JavaScript has its roots in contests such as the Obfuscated C contest and Obfuscated Perl contest. These contests were designed to show how creative programmers could be in hiding normal source code using the general syntax of the Perl language. After providing a brief history of nonalphanumeric JavaScript, this chapter takes an in-depth look at how nonalphanumeric JavaScript code works. In JavaScript, objects usually return a string form of their contents when concatenated with another string. In addition, type coercion can produce number-based strings without specifically using numerical characters. ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.