Licensing and security for .net software


We are looking for a good licensing system for our software developed in .net,

It should be safe (not easy to hack/crack).

It should also have good techniques of limiting the license to one PC (mac address, hdd serial etc.)

Customer will purchase the software from our website on completing the payment they will be able to download the software.

They will be able to use this software forever. (We will not offer Annual License it will be only One-Time-Purchase).

Customer will be able to download updates for the software so if the software is already installed (Activated) then the system should not ask again for activation key.

Do Consider following scenarios : 

->If desktop got crashed or hardware is changed.

->Desktop got formatted.

->Customer don't have Internet connection.

We are also looking for good .NET code protection system, which makes de-compilation of .NET program impossible.

Skills: .NET, Software Architecture, Windows Desktop

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About the Employer:
( 4 reviews ) India

Project ID: #16910066

8 freelancers are bidding on average ₹26770 for this job

₹33333 INR in 10 days
(14 Reviews)

Hello, I know a good software package with all these features I also use it myself, I wil tell you their website address if you pay me 5000, after that I'm glad to help you 1-2-3 hours and answer your question.

₹12500 INR in 0 days
(3 Reviews)

Interesting project, like to work in this. I am doing same thing for one of my client. Lets talk in details. Which version software you are currently using.

₹27777 INR in 15 days
(1 Review)

Hi, this is Amar I am a Team Leader of experienced web & mobile developers with a Bachelor of software from the Pacific National University(PNU) and more than 8+ years of experience in Developing. We have a solid ex More

₹13888 INR in 3 days
(0 Reviews)

A proposal has not yet been provided

₹27777 INR in 10 days
(0 Reviews)

Hi, I'm really excited to see your project because I have developed a licensing mechanism for one of my .NET Windows forms application with all the criterias you have asked for. I have taken several steps to address More

₹30000 INR in 10 days
(0 Reviews)

A proposal has not yet been provided

₹38888 INR in 22 days
(0 Reviews)

Hello, We have gone through your project description and have understood your requirements. We can take up this project License and security for .Net software. Please share your requirements in detail. About us More

₹30000 INR in 10 days
(0 Reviews)