The Enemy Within

The Register reports that a significant proportion (12 per cent) of all scanning attacks found on a broadband service provider's network are launched from the machines of its own subscribers. That's according to a study by traffic management firm Sandvine which says its findings dispel the idea the broadband security involves only policing the borders between external and internal networks. Subscribers need to be protected from each other as well as external malicious hosts, it concludes.