how to write document at MBR

[chiwing]

i am writing a trial-software

do any method of avoid a trial-software  crack by re-install windows?

do any method of avoid a trial-software  crack by formatting harddisk ?

someone tell me cracker can attach some PE code on my.DLL and  skip my MD5 checksum verification..

how to solve those ?
thanks

[hutch--]

Your question is excluded by the forum rules, neither cracking or methods described as anti-cracking are allowed as we have no way to tell the difference.

Topic closed.