In order to attack the SS7 network, the attacker has to be "on the SS7" network. The SS7 network connects telco companies together, but it is not extended to clients. What this means is that the attacker is either has access to the network administrator at a telco company, or the attacker is the network admin at the telco company.

SS7 flaw allows hackers to spy on every Aug 18, 2015 Tiago Rufino (@tiago.rufino) • Instagram photos and videos 91.6k Followers, 228 Following, 1,104 Posts - See Instagram photos and videos from Tiago Rufino (@tiago.rufino)

SANS Institute Information Security Reading Room

Aug 18, 2015 Tiago Rufino (@tiago.rufino) • Instagram photos and videos 91.6k Followers, 228 Following, 1,104 Posts - See Instagram photos and videos from Tiago Rufino (@tiago.rufino) ss7 free download - SourceForge

The ability to intercept cellphone calls through the SS7 network is an open secret among the world's intelligence agencies -- -including ours -- and they don't necessarily want that hole plugged This is a topical comment, but there are several sources of evidence pointing to the fact that intelligence agencies may be using SS7 techniques to

Benefits include: SS7 Link Replacement – Distributed 7 can be used to replace underutilized, expensive long-haul SS7 links; Enhanced Services – Can act as an interface between application/service databases developed for either the PSTN or IP networks enabling use of new applications on legacy networks; Mobile Roaming – Where traffic doesn’t justify the cost of a dedicated SS7 link