Skip to Content
PHP 7 Programming Cookbook
book

PHP 7 Programming Cookbook

by Doug Bierer
August 2016
Intermediate to advanced
610 pages
11h 55m
English
Packt Publishing
Content preview from PHP 7 Programming Cookbook

Securing forms with a token

This recipe presents another very simple technique that will safeguard your forms against Cross Site Request Forgery (CSRF) attacks. Simply put, a CSRF attack is possible when, possibly using other techniques, an attacker is able to infect a web page on your website. In most cases, the infected page will then start issuing requests (that is, using JavaScript to purchase items, or make settings changes) using the credentials of a valid, logged-in user. It's extremely difficult for your application to detect such activity. One measure that can easily be taken is to generate a random token that is included in every form to be submitted. Since the infected page will not have access to the token, nor have the ability to ...

Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.

Read now

Unlock full access

More than 5,000 organizations count on O’Reilly

AirBnbBlueOriginElectronic ArtsHomeDepotNasdaqRakutenTata Consultancy Services

QuotationMarkO’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.
Head of Cybersecurity
QuotationMarkI 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.
Field Engineer
QuotationMarkI’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.
Data Platform Tech Lead
QuotationMarkI'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.
Mark W.
Embedded Software Engineer

You might also like

PHP Hacks

PHP Hacks

Jack D. Herrington
Learning PHP 7

Learning PHP 7

Antonio L Zapata (GBP)
PHP 7 Programming Blueprints

PHP 7 Programming Blueprints

Jose Palala, Martin Helmich

Publisher Resources

ISBN: 9781785883446