>allows the phone companies to actually shut this stuff down :) I hate to break it to you, but phone companies aren't really all that interested in shutting an

>allows the phone companies to actually shut this stuff down :) I hate to break it to you, but phone companies aren't really all that interested in shutting anything down. It's a multi-faceted problem. There isn't a good (agreed upon) way to authenticate calls. Even if that were the case, phone companies are not going to be jumping on the idea of retrofitting the old parts of the network with reverse proxies for this new authenticator.