Frank Nimphius

Application security - the art of applications defending themselves - represents an important line of defence in an overall in-depth security strategy. Web applications that follow the Model-View-Controller (MVC) architecture can, and should, have security implemented on all three layers. Normally it's the controller component that handles page authorization in MVC, the view layer that hides controls and information based on user authorization, and the model that enforces the business rules and input validation. However, it's up to the developer, based on an individual security policy and the programming technology used, to decide where to put security. Using pluggable validator components in JavaServer Faces (JSF), for example, developers may decide to verify user inpu... (more)

Application Security in AJAX

If you have evaluated AJAX (Asynchronous JavaScript and XML) for your next Web application development project, then you probably have read or heard a great deal about AJAX security concerns and the claim that AJAX increases the attack surface for hackers. If you are a skilled security developer, you might wonder whether the AJAX security problem originates in the technologies involved o... (more)

Application Security in AJAX

If you have evaluated AJAX (Asynchronous JavaScript and XML) for your next Web application development project, then you probably have read or heard a great deal about AJAX security concerns and the claim that AJAX increases the attack surface for hackers. If you are a skilled security developer, you might wonder whether the AJAX security problem originates in the technologies involved o... (more)