December 2010
Intermediate to advanced
363 pages
12h 21m
English
book
Pro PHP Security: From Application Security Principles to the Implementation of XSS Defenses, Second Edition
by Chris Snyder, Michael Southwell, Thomas Myer
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Summary
Our discussion of how to make sure that your PHP scripts are as secure as they can be will extend throughout Part 2.
We began here in Chapter 2 with a consideration of what is possibly the most basic threat to the safety of your users' data, input abuse. Such abuse might take a variety of forms:
- Input of metacharacters
- Input of the wrong type
- Input of the wrong length
- Input containing unexpected commands
- Entry of data into hidden interfaces
We turned next to strategies for validating users' input:
- You should control the behavior of PHP itself by turning off global variables and declaring variables.
- You should anticipate expected input, and allow only what meets your expectations.
- You should check the type, length, and format of all ...
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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.