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By default, the expression Yii::app()->user returns a CWebUser application component which represents the information that are closely related with the current user. Some information can be persistent throughout the current user session. For example, CWebUser already comes with a name property that stores the username of the current user.

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).

The Portable PHP password hashing framework allows advanced password hashing offering increased security over simple MD5- or SHA1-hashed passwords. phpass is already in use in some larger projects such as WordPress (since v2.5), Drupal 7 and phpBB 3.

Yii does not have an LDAP class itself, but its very easy to implement LDAP in the stock UserIdentity class.

I would like to provide you a quick tip on how to implement user level access to your Yii applications.

Todos los que hemos empezado a utilizar Yii para crear aplicaciones Web, nos hemos dado de bruces cuando hemos intentado poner a funcionar el RBAC (acceso de control basado en roles).

If you want to add module based login to a site without using RBAC, please follow these guidelines.

This tutorial will show you how to use the Pogostick Yii Extension Library to make an HTML TEXTAREA input element into a full-fledged WYSIWYG editor pretty much with very little code.

p.s. latest version of this tutorial is always available unter the docs/ folder of the User Management Module.