Over the years, BT&T Software Development has worked on many projects for customers in Europe and the United States. The focal points of our expertise are PKI development, Authentication systems, Microsoft Office add-ins, TAPI development and Industrial automation. This expertise is deployed in various ways: as ASP.NET Web applications, Windows desktop applications and Windows services, customizations of Open source applications and specialized deployments such as ActiveX controls or Java applets.
Our expertise
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PKI / digital certificates
- Modules for certificate signing and revocation integrating with RSA securities and Baltimore UniCert Certificate Authorities
- Client-side browser Java applet for electronically signing XML and PDF data
- Based on software certificate (PKCS#12)
- Based on hardware certificate (PKCS#11)
Email / IP Telephony
- Outlook add-on for intercepting outgoing mail
- Exchange event-sink add-on
- TAPI components integrating with Cisco IP telephony PBX
Security & Authentication
- Working on the Java based authentication back-end and Asp.NET based administration back-end
- Authentication provider based on SMS
- Authentication provider based on electronic certificate
- Authentication provider based on OTP token
Industrial automation
- Software suite for communication and information management around process automation
- PLC application design and development
- Commissioning of PCL applications
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Examples by Application type
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Asp.NET website development
- User management for secure Authentication system – Windows Vb.NET
Open source customization
- A-Select authentication system
- Customization of the server part – Java
- Customization of the client part – Windows C++
- Writing custom authentication methods – Java
- vTiger open source CRM system
- Adding customized functionality to the core vTiger platform
Windows desktop applications
- Site and shift management and Lockout-Tagout application for Industrial automation environment – Windows Vb.NET/SQL Server
Windows services
- Automatically handle signing and revocation requests for digital certificates - Windows C++
Windows ActiveX/COM controls
- Outlook add-on for intercepting outgoing mail – Windows C++
- Microsoft Exchange Server event-sink add-on – Windows C++
- TAPI component integrating with CISCO PBX system – Windows C++
Java applets and servlets
- Working on the Java based authentication back-end and Asp.NET based administration back-end
- Authentication provider based on SMS
- Authentication provider based on electronic certificate
- Authentication provider based on OTP token
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