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DevelopEx - A software development company dedicated to providing reasonably-priced high-quality IT services. We believe that our strong knowledge base and years of experience is the best way to customer satisfaction.

TDIFilter

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TDIFilter - system that allows to control all tcp/ip and udp traffic coming in and out from computer. Component has driver part for windows 9x and windows 2000/XP and it has user access library. This library allows to use the component inside 3rd party applications for traffic monitoring, firewalls, archiving and other operations over data streams.

Used tools and technologies:

C++

Up Direction Data Filtering (TCP or UPD)

Without TDI Filtering

Basic Diagram

Establiching TCP Connections

Down Direction Data Filtering (TCP or UPD)

DevelopEx provides individual solutions based on your needs.
Our main development languages

C++ (VC++ 6.0, VS2003, VS2005, gnu C++)
C# (.NET 1.x and .NET 2.x, VS2003, VS2005). Development for Windows Mobile(PDA)
Delphi (Borland Delphi, 6,7,8+)
PHP (Zend Studio)
JavaScript, Java

Libraries, API, frameworks and tools we use and have very good knowledge

Win32, MFC, STL, ATL, COM/COM+, ActiveX, VCL;
.NET (Winforms, Webforms, ASP.NET, Remoting);
Web: PEAR, Prototype JavaScript library, AJAX, Atlas, Behavior library;
DBMS: MS SQL 2000,2003,2005; Oracle 7-10g, MySQL, PostreSQL, SQLite, BDB;
MS Office and Internet Explorer (IE) automations and plug-ins (Outlook, Outlook Express, MS Word, Excel, IE5+);
Novell Groupware and MS Exchange plug-ins and integration;
Network protocols implementation(HTTP, SSL, POP, SMTP, NNTP) and reverse engineering;
Cross-platform programming (ACE library, QT);
Development for Windows Mobile (PDA) and Symbian;
Paypal SDK, Ebay API, FedEx API, integration with USPS and UPS.