anti-piracy

is there any good method to encrypt the C# desktop application

Possible Duplicate: Protect .NET code from reverse engineering? we just develop a application with C# winforms, is there any good encryption method to help us prevent from piracy ? I saw some software may need hardware support to protect their software, how to implement that ? Thanks in advance ! ...

Java: License authentication and validation via software or server ?

I need some tips on how to authenticate licenses (user / license key ) . Is it better to do what many games do, which is validating the cd key from company servers. Is there a guide on how to implement this without becoming "cracked" or "patched" ? OR is it better to just validate user / license key within the software ? Would you not ...

How to mix 'record count limit' into program logic for a trial version

Hi Folks, Do you have any ideas of implementing a 'record count' limit for a trial version of a software? Assume it's a task management program; Trial version and full version are separate downloads; in the trial version I want to limit the max. amount of tasks allowed to be created by the users. My question is, show to apply this ...