On Sun, Oct 7, 2012 at 5:04 PM, Matthieu Rakotojaona < [email protected]> wrote:
> Hello everyone, > > I am fairly new to the concept of pubsubhubbub, but I must say I really > like the simplicity of it. > The wiki [1] says that there is no thundering herd problems for > publishers. However, in the scenario where a malicious attacker publishes > the same url to a large number of hubs, they will all try to fetch new > content regarding the URL more or less at the same time. Is this not to be > considered as a problem ? > The attacked could fetch the content from the victim directly without involving public hubs. As long as each publish request to a hub translates to one fetch request, the attacker isn't gaining anything by using the hubs. Roman.
