The present work aims to establish if such measures or guardianships precautionary can be considered as instruments which would enable copyright holders get the jurisdictional tutelage they need to ensure their rights and legitimate interests. I.e., the overall objective of this study is to determine if the measure or guardianship prudential is a type of guardianship allowing urgent protection to a right or legitimate from a copyright holder, if you really interest can repay directly the right, or if the contrary such guardianship precautionary only serves to ensure a process known as main without that will directly meet the right or interest of the owner aggrieved