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I need a Windows-only desktop application tied to a web-based LMS portal. The core of the job is to let learners access course content on a single, registered machine and to keep that content safe from capture. Key points • Single-device login: once a user signs in with their username and password, the licence is bound to that computer. Any attempt to log in elsewhere must be blocked automatically. • Screen-capture defence: the moment a screen-recording or screenshot tool is detected, the learning window should turn blank until the activity stops. • Course management tools are required inside the LMS so I can upload, organise and retire modules, monitor enrolments and push updates to the desktop client seamlessly. Deliverables 1. Windows desktop client (installer + source) communicating securely with the portal API. 2. Web LMS portal with course management dashboard and user/device registry. 3. Documentation covering setup, admin workflow and how the capture-prevention logic works. 4. A short test plan demonstrating single-device enforcement and blank-screen behaviour under common recording utilities. Please build with technologies you are confident will stay maintainable (e.g. C#/.NET, Electron, or similar) and suggest any third-party libraries you’d use for anti-capture detection so I can review licensing. I’m ready to move quickly once I see a clear technical outline and timeline.
Mã dự án: 40276100
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18 freelancer chào giá trung bình ₹123.261 INR cho công việc này

Hi, I’ve built secure desktop applications integrated with web platforms, including systems where content access is restricted to authorized devices and protected from capture or sharing. Here’s what I bring to the table: ✅ Development of Windows desktop apps using C#/.NET or Electron connected securely with web APIs ✅ Single-device licensing using hardware fingerprinting to bind accounts to one machine ✅ Implementation of screen capture / recording detection that blanks protected content when triggered ✅ Building LMS-style admin dashboards for course uploads, user management, enrolments, and updates ✅ Secure architecture with encrypted API communication and controlled client updates I can deliver the Windows client, LMS portal, documentation, and a test plan demonstrating device enforcement and capture protection. Let’s connect for a quick 15-min call to review the architecture, reasonable estimation and timeline. Best, Manoj
₹112.500 INR trong 27 ngày
6,1
6,1

Hi there, I will build a Windows-only desktop client tightly paired to your web LMS so licences bind to one registered machine and sensitive learning windows blank instantly when capture tools are detected , my background in secure Windows app deployment and API-backed SaaS makes me a fit. - Deliver Windows desktop client (C#/.NET) with installer, device-licence binding, local tamper-resistance and secure TLS API communication. - Deliver Web LMS portal (ASP.NET Core) with course management dashboard, user/device registry, enrolment monitoring and push-update API. - Deliver technical docs: setup, admin workflow, anti-capture logic, library licensing notes. - Risk & QA: staged deploy, rollback plan, automated tests and a short test plan demonstrating single-device enforcement and blank-screen behaviour against common recorders. Skills: ✅ C#/.NET ✅ API Development (REST, TLS) ✅ Device-registration & licence binding workflow ✅ Deployment: Windows installer, IIS/Azure hosting ✅ Security: anti-capture detection, tamper-resistance, minimal-downtime updates Certificates: ✅ Microsoft® Certified: MCSA | MCSE | MCT ✅ cPanel® & WHM Certified CWSA-2 I’m available to start immediately , Which anti-capture libraries or commercial SDKs would you prefer I evaluate first (open-source vs commercial), and do you have an existing identity provider (AD/M365/OAuth) to integrate for user authentication? Best regards,
₹140.000 INR trong 7 ngày
5,1
5,1

Hello Sir i am computer engineer and certified software desktop architect besides i have master degree in cryptography so i will guarantee perfect security application so may i can help you please , thanks
₹145.000 INR trong 7 ngày
5,4
5,4

As a seasoned software developer with a strong track record in delivering secure, scalable and data-driven solutions, I firmly believe I am the right fit for your project. My expertise lies in API development, which will be critical for your Windows LMS desktop app to seamlessly communicate with the LMS portal. In terms of technology, I propose leveraging the robustness of C#/.NET (or similar) to ensure long-term maintainability. Being experienced in utilizing PHP and MySQL for backend development, I can architect a solution that is both secure and capable of managing user registration and course content efficiently. What sets my team at SoftwareLinkers apart is our holistic approach towards project delivery. We don't just write code, we delve deeply into understanding your business objective and designing solutions that are tailored to meet your specific needs. Therefore, beyond delivering the requested Windows desktop client, LMS web portal with course management dashboard, secure communication between systems and comprehensive documentation, I pledge to exceed your expectations by providing added features that could further enhance the performance of your LMS system like AI-powered features & system integrations.
₹150.000 INR trong 48 ngày
5,0
5,0

This looks like a great fit, I will build your Windows desktop client in C#/.NET WPF with a secure web-based LMS portal for course management, device-locked authentication, and anti-capture protection. The desktop app will communicate with your portal API over HTTPS with encrypted tokens, and the admin dashboard will give you full control over modules, enrolments, and updates. For screen-capture defence, I will use the Windows SetWindowDisplayAffinity API (DWM_DA_EXCLUDEFROMCAPTURE flag) which blocks the window content from all capture tools at the OS level - no third-party library needed, no licensing concerns, and it covers OBS, Snipping Tool, and similar utilities natively. Device binding will work through a hardware fingerprint combining machine GUID, CPU ID, and disk serial, stored server-side on first login. Any second device attempt gets rejected instantly. Questions: 1) What format is your course content - video files, SCORM packages, PDFs, or a mix? 2) Do learners need any offline access, or will the app always require an internet connection? 3) Do you have an existing domain and hosting setup, or should I include deployment recommendations? Looking forward to discussing further. Best regards, Faizan
₹142.197 INR trong 25 ngày
4,3
4,3

Hi there, I’m Robert, a Senior Full-Stack & AI Engineer with over 10 years of experience architecting and delivering SaaS platforms, automation systems, and intelligent applications, specializing in robust security, C#, and .NET technologies. I developed a secure LMS desktop application that restricts access to single registered devices and seamlessly communicates with the web portal, ensuring data integrity and user authentication. My extensive technical background aligns perfectly with your need for a secure, maintainable LMS desktop app. I can complete this project perfectly and deliver scalable, production-ready results. I am fully committed to clean architecture, structured documentation, CI/CD automation, and OWASP-based security practices. The screen-capture defense will be implemented with reliable third-party libraries that I can recommend based on your licensing preferences. Let’s connect to refine your requirements and begin building a solution that exceeds expectations. What specific technologies do you envision for the course management functionalities?
₹120.000 INR trong 30 ngày
2,4
2,4

You’re looking to develop a Windows-only desktop application tightly integrated with a web-based LMS portal that enforces single-device login and prevents screen capture by blanking the learning window during detection. Additionally, you need comprehensive course management tools within the LMS for uploading, organizing, and monitoring content and users. The solution must include secure communication between the desktop client and portal API, along with detailed documentation and testing. With over 15 years of experience and 200+ projects completed, I specialize in .NET and C# Windows desktop development alongside API design and software engineering. I have built secure applications with device-bound licensing and anti-capture features before, ensuring maintainable, scalable codebases that fit your needs precisely. I will build the desktop client using C#/.NET to leverage native Windows capabilities for device binding and integrate third-party libraries with clear licensing for capture detection. The web LMS portal will be designed with a robust user and device registry, plus course management dashboards using secure API endpoints. I estimate a 10-12 week timeline to deliver the installer, source code, portal, documentation, and test plan, allowing for thorough QA and iteration. Let’s discuss your priorities and timeline so I can tailor the approach to your exact needs.
₹82.500 INR trong 7 ngày
2,4
2,4

Hello, I can develop the Windows desktop client and LMS portal with secure device binding and capture-prevention mechanisms while keeping the architecture maintainable and scalable. Approach: I propose building the desktop application using C#/.NET (WPF or WinUI)/Python for a native Windows experience and strong system-level control. The client will communicate with the LMS through a secure REST API with token-based authentication. During the first login, the system will generate a hardware-based device fingerprint (CPU ID, motherboard ID, or hashed machine GUID) which will be registered in the portal database to enforce single-device licensing. For screen-capture defense, the client will monitor common recording processes (OBS, Bandicam, etc.) and system capture events. When detected, the application will automatically blank or overlay the content window until the recording activity stops. The web LMS portal (React + .NET API or similar) will include course management, module uploads, user/device registry, and update distribution so new content is pushed to the desktop client seamlessly. Deliverables include the Windows installer, full source code, API integration, admin dashboard, documentation, and a validation test plan demonstrating device locking and capture detection. I can provide a detailed architecture diagram and timeline once we discuss the project further. Best regards, Gagan Jeet
₹75.000 INR trong 7 ngày
0,0
0,0

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