Security aspects concerning code written in the programming language PHP which is often used for web applications.

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8
votes
3answers
445 views

What security features should be present in every web-based CMS?

What are the most important security features that a web-based CMS should offer? What's vital? What would be nice to have? What features should the CMS not attempt to do? Please note: I'm looking ...
16
votes
3answers
2k views

What steps should be taken to validate user uploaded images within an application?

Recently I have worked on a number of applications that need to process user uploaded images steps have been taken to validate the extension and the mime type. But what else can be done to ensure ...
34
votes
5answers
4k views

How to Securely Implement a “Remember Me” Feature?

Assuming you already have a website that implements all of the standard login stuff, what is the correct and most secure way to allow users to automatically be logged in for a certain time period ...
19
votes
5answers
2k views

Should I use Suhosin for PHP?

Suhosin can be used to increase the security of your php application. I can really see the use of it when you are using shared hosts, with multiple (possibly evil) people running their PHP apps ...
31
votes
5answers
3k views

How to perform a security audit for a PHP application?

I have a PHP application that I would like to have audited for security. I'm familiar with most of the general security issues, but want to make sure I didn't miss anything. What steps should I take ...