1. A system comprising: a first telecommunications switch; a second telecommunications switch located remotely from the first telecommunications switch, the second telecommunications switch including a security checkpoint system, the security checkpoint system comprising a processor that executes instructions for performing steps, the steps comprising: determining whether information received at the second telecommunications switch was routed through the first telecommunications switch; and refusing to transfer the information upon determining that the information was not routed through the first telecommunications switch; an end user node; and a telecommunications network over which the first telecommunications switch, the second telecommunications switch, and the end user node are communicably coupled.