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Web Services

» Using Ajax for Web Application Development: What Businesses Need to Know
by Francis Wong | Published 07/31/2007 |  | Rating:

Ajax is a hot topic today when it comes to web application development projects. Because it's become such a buzzword, businesses may be wondering how they can incorporate this form of web programming into their websites and what the benefits could be. This article will help you understand the origins of Ajax as well as the pros and cons of its use.

[read article...]
» Service-Oriented Architecture: What Is It and How Can It Help Your Business?
by Charlie Fink | Published 04/12/2007 |  | Rating:
Service-oriented architecture is a hot topic in today's business world, and it can provide many key benefits. It is important to look at service-oriented architectures from both a real-world perspective as well as a technical perspective to gain a complete understanding of this new concept. Read more about service-oriented architecture and learn how it can add functionality to Web-based applications and save developers time over the long term. [read article...]
» Preventing a Brute Force or Dictionary Attack: How to Keep the Brutes Away from Your Loot
by Bryan Sullivan | Published 01/10/2007 |  | Rating:
A brute force attack, also known as a dictionary attack, is one of the more uncomplicated attacks available to a hacker. However, the odds of this type of attack succeeding can be very high if a site is not configured properly. Learn more about what can be done to defend a site against a brute force attack - including implementing incremental delays and carefully wording error messages - and which defensive strategies don't work. [read article...]
» Testing for Security in the Age of Ajax Programming
by Bryan Sullivan | Published 10/13/2006 |  | Rating:

Ajax programming, which allows a web page to refresh a small portion of its data from a web server, is an exciting technology that has recently been introduced. However, this type of programming can also leave applications open to SQL injection and similar attacks. It is important for the developer to test the application thoroughly for vulnerabilities before passing it on to the QA department. And the QA engineer needs to learn to "think like a hacker." Learn more about securing your website's Ajax programming.


This article has been written by Bryan Sullivan, who is a development manager at SPI Dynamics, a Web application security products company. 

[read article...]
» Application Error Handling: How to Avoid Death by a Thousand Cuts
by Bryan Sullivan | Published 09/01/2006 |  | Rating:
Conscientious developers often want to help the end user when an application error occurs by creating a message to be displayed that contains detailed information. However, if developers are overly helpful with their error handling approach, they can wind up giving up critical information to an attacker. Learn about the best practices that should be followed when creating error messages, including important guidelines that should be taken into consideration. [read article...]
» Beyond Stored Procedures: Defense-in-Depth Against SQL Injection
by Bryan Sullivan | Published 07/17/2006 |  | Rating:

   Unless you are certain that you have taken the right steps to counter SQL Injection attacks, you may be more vulnerable than you think.

    This article has been written by Bryan Sullivan, who is a development manager at SPI Dynamics, a Web application security products company. 

[read article...]
» Screen Scraping
by Tiberius OsBurn | Published 09/08/2002 |  | Rating:
Not too long ago, if you wanted some particular information off of a particular web site, you'd have to snake the HTML off a page and incorporate it into yours. Whether you did that manually via cut and paste or with a homegrown process was up to you - usually it involved some pain and misery to get it right. I'm going to show you how to do a little constructive scraping in order to put more content out on the web. [read article...]
» WebServices and passing a user-defined Object
by Jeff Laughlin | Published 06/12/2002 |  | Rating:
This article will demonstrate how to pass a user-created object from a server to a client. The server will pass the object through a Web Service (therefore IIS will be required on the server). You will be able to view the serialized object through any standard web browser such as Internet Explorer, Opera, or Netscape Navigator. [read article...]
» Developing a Pocket-PC application that calls a WebService
by Farhan Shah | Published 04/15/2002 |  | Rating:
This article demonstrates how to call .NET web service from Pocket PC application. The Pocket PC application will pass data using Pocket SOAP (Simple Object Access Protocol) to the web service (therefore IIS with .NET framework is required on the server) and return result back to the Pocket PC application. [read article...]
» WebServices and passing an ADO.NET DataSet
by Jeff Laughlin | Published 03/31/2002 |  | Rating:
An overview of Datasets and WebServices using .NET. The article shows how to use webservices to connect a client application and a server together. It demonstrates sending datasets from the web server to the client application and also shows how to send updates from the client to the server. [read article...]
» Create Web Services and Web Forms Programmatically with the .NET Framework SDK. Part 2
by Matt Frame | Published 03/19/2002 |  | Rating:
In Part 1 of the article we have shown how you can develop a Web Service programmatically. This part covers the Web Form [read article...]
» Create Web Services and Web Forms Programmatically with the .NET Framework SDK. Part 1
by Matt Frame | Published 03/14/2002 |  | Rating:
The first thing that happens when a new development tool is released is the flood of samples that promote the ease of use and rapid deployment of applications using wizards. These are fine to get adjusted to the tool but don't really satisfy the developers needs of knowing what is going on and how it works. This has definitely been the case with Visual Studio .NET. This article demonstrates how to programmatically create a web service and a web form from scratch and without Visual Studio.NET. [read article...]