Wiki articles tagged with "security"

Getting "Expired token" errors ? Here is a solution to avoid invalid CSRF on POST or ajax requests, or user identity changes.

PHPIDS é conhecido projeto que pode ser visto em php-ids.org.

CSRF é o acrônimo para Cross-site request forgery.
CSRF é um ataque que forca o usuário a executar ações não desejadas numa aplicação Web na qual ele está autenticado.

This HowTo assumes that you have a smattering of ACL in general and of how the acl-extension works basically. It will introduce you into the abstract and give you a hint on how to use Business-Rules. If you have in-depth questions, please refer to the extension documentation. Using ACL in an RBAC-manner cannot and should never obs...

When talking about cookie-base login the Yii guide indicates the following:

PHPIDS is a well known project that can be found in php-ids.org.

CSRF is the acronymn for Cross-site request forgery.
It is an attack which forces an end user to execute unwanted actions on a web application in which he/she is currently authenticated.

Suppose a hacker has an account of your website He could set the PHPSESSID to empty After of that He login in your system The PHPSESSID remains blank and user has already logged with this session

In this article I will show you how to slightly increase application security, by exploiting the fact that Yii implements the Front Controller Pattern.

How to create a simple (non-RBAC) authorization system

To extend the functionality of you web application relative to your requirements you are supposed to use existing yii core libraries or use external libraries. There are some steps to ensure security, uniqueness, modularity, performance and to avoid rework in future.

Step 01: Have a Strategy

• Is my extension just for fun/demonstration purposes or for everyday use in the real world? -...

Sometimes you need to force a user to change their password after x number of days. This article describes how to implement this using a filter, ChangePasswordFilter.

Starting with the blog tutorial, Yii developers are familiar with the notion of access rules defined in the controller, where the actions are allowed or denied depending on the user's name or role.

class CommentController extends CController {
    public function filters()
    {
        return array( 'accessControl' ); // perform access control for CRUD operations
    }

Hello Yii friends

In this article I will show you how to implement a secure password hashing mechanism in your Yii projects using a bCrypt class.

This wiki has been replaced by Use crypt() for password storage.

Yii's by-default directory organization works well enough, but there are several steps one can take that improve the security and serviceability of the system, especially in the context of multiple Yii projects on the same machine (including multiple versions of the same project).

In this mini howto I would like to show how to add a required captcha field in the login form, after a defined number of unsuccessfull attempts. To do this, I will use the blog demo that you have in default Yii download package (path/to/yii/demos/blog).

I installed phpseclib because I needed to do some AES encryption in my project. After all the hassle of installing php lib, I found out that Yii already has a security module (securityManager). I finally decided to keep using phpseclib because it has one big advantage over Yii securityManager module, it does...

This article is called extended guide is because there is already a security guide in the Yii tutorial security section. but that guide is not complete in the sense that it does not rise the developers' attention to some other commonly happening attacks: SQL injection and magic URL, which can be major vulnerabilities in you...