Those are not what you're talking about but check out the slides from P1 Security about this issue: https://www.slideshare.net/p1sec/hes2010-philippe-langlois-a

Those are not what you're talking about but check out the slides from P1 Security about this issue: https://www.slideshare.net/p1sec/hes2010-philippe-langlois-attacking-ss7 https://www.slideshare.net/p1sec/hes2010-philippe-langlois-a...