A license key or product key is a typically short alphanumeric code used as a software copy-protection mechanism, by requiring a user to enter a valid key before they can use the software.
1
vote
2answers
183 views
is AES secure for java application licensing
I have to license a java application and want to code a quick implementation, the scheme I came up with is:
1) The Application calculates a string X which we assume to be the md5 sum of the ...
4
votes
2answers
411 views
Is a RSA-signature of some identifying data a safe way to implement a license key?
I have this idea of implementing a license key:
After the user downloads the program, he connects to a website and sends his Windows product ID.
The website, then, sends this back to him with a ...
5
votes
3answers
185 views
Cipher for Product Registration?
I'd like to implement a "Product Registration" scheme into my software where upon initial use, the User must enter a key to unlock it.
The key they enter is compared to their encrypted Username.
...
