Patent ID: 8060469
Filing Date: 2011-11-15
Classification: G06F,H04L,Y10S

Abstract:
1. An apparatus for protecting a file with proprietary content against unauthorized copying in response to inquiries for file sharing by other people's computers which are pooled to form an internet file sharing site and which make the file to be protected available in randomly stored data records, the data records including the proprietary content and at least one hash ID, the apparatus comprising: A processor configured to search for the file to be protected on the internet, through an internet connection; Said processor being configured to save a hash ID of each data record provided as a hit by at least one other person's computer in response to said internet search for the file to be protected; Said processor being configured to generate a new data record which is modified from the data record provided as a hit, said new data record including said saved hash ID and a replacement content data, said replacement content data being linked to said saved hash ID; Said processor being configured to answer through said internet connection search inquiries from other people's computers about the file to be protected, said answer providing said new data record with said replacement content data in response to the inquiries from other people's computers.