The Hacker News Logo
Subscribe to Newsletter
CrowdSec

The Hacker News - Cybersecurity News and Analysis: Signaling System Number 7

Hackers can spy on your calls and track location, using just your phone number

Hackers can spy on your calls and track location, using just your phone number

April 19, 2016Swati Khandelwal
In Brief The famous '60 Minutes' television show shocked some viewers Sunday evening when a team of German hackers demonstrated how they spied on an iPhone used by U.S. Congressman, then recorded his phone calls and tracked his movement through Los Angeles. Hackers leverage a security flaw in SS7 (Signalling System Seven) protocol that allows hackers to track phone locations, listen in on calls and text messages. The global telecom network SS7 is still vulnerable to several security flaws that could let hackers and spy agencies listen to personal phone calls and intercept SMSes on a potentially massive scale, despite the most advanced encryption used by cellular networks. All one need is the target's phone number to track him/her anywhere on the planet and even eavesdrop on the conversations. SS7 or Signalling System Number 7 is a telephony signaling protocol used by more than 800 telecommunication operators around the world to exchange information with one
How a Cell Phone User Can be Secretly Tracked Across the Globe

How a Cell Phone User Can be Secretly Tracked Across the Globe

September 17, 2014Swati Khandelwal
Since we are living in an era of Mass surveillance conducted by Government as well as private sector industries, and with the boom in surveillance technology, we should be much worried about our privacy. According to the companies that create surveillance solutions for law enforcement and intelligence agencies, the surveillance tools are only for governments. But, reality is much more disappointing. These surveillance industries are so poorly regulated and exceedingly secretive that their tools can easily make their way into the hands of repressive organizations. Private surveillance vendors sell surveillance tools to governments around the world, that allows cellular networks to collect records about users in an effort to offer substantial cellular service to the agencies. Wherever the user is, it pinpoint the target's location to keep every track of users who own a cellphone — here or abroad. We ourselves give them an open invitation as we all have sensors in our
Online Courses and Software

Sign up for cybersecurity newsletter and get latest news updates delivered straight to your inbox daily.