Creating product activation key.

[sudhansu]

Hi All,

I've a string. I want to create a 16 digit Product activation key like "AB12-WEU8-3GFH-F2UI". using this string.
Please tell me how can i create? I'm using crypto++ library with c++.
Thank you all in advance.

[ChrisW67]

Any way you like. What does this have to do with Qt?

Here are some resource that might give you ideas:
http://www.codeproject.com/KB/security/AESProductKey.aspx
http://www.codeproject.com/KB/security/ProductActivation.aspx
There used to be one using Elliptic Curve cryptography to produce smaller keys.