All media protectors(Securom, Starforce, SafeDisc(Cast), ProtectDisc, SolidShield, ActiveMark) is possible to launch/crack/bypass without original cd or activation key etc so they can't be good. Mostly likely uncrackable protection will be hardware approach with multi-threaded VM and shared context unfortunately there no such protection Imho best was Starforce 3.7 but still ...