Surveillance vendors caught abusing access to telcos to track people’s phone locations, researchers say

The Citizen Lab found two separate surveillance vendors abusing the backbone of cellular networks to spy on several victims ...
Bleeping Computer

Most SS7 exploit service providers on dark web are scammers

The existence of Signaling System 7 (SS7) mobile telephony protocol vulnerabilities is something security researchers warned about in 2016, and it only took a year before the first attacks exploiting ...
Network World

Basics of PSTN signaling

PSTN signaling – including call setup, management and teardown – is controlled by the common channel Signaling System 7 (SS7). The standards allow for several variants that are deployed across the ...
TechCrunch

A surveillance vendor was caught exploiting a new SS7 attack to track people’s phone locations

Security researchers say they have caught a surveillance company in the Middle East exploiting a new attack capable of tricking phone operators into disclosing a cell subscriber’s location. The attack ...
EDN

Mindspeed(R) Introduces Industry’s First High-Density SS7 Processor with HDLC Support

Mindspeed Technologies, Inc. has announced the industry's first high-density processing solution that enables networking equipment to terminate both data and signaling system 7 (SS7) traffic using the ...