![Sensors | Free Full-Text | AFOROS: A Low-Cost Wi-Fi-Based Monitoring System for Estimating Occupancy of Public Spaces Sensors | Free Full-Text | AFOROS: A Low-Cost Wi-Fi-Based Monitoring System for Estimating Occupancy of Public Spaces](https://www.mdpi.com/sensors/sensors-21-03863/article_deploy/html/images/sensors-21-03863-g004-550.jpg)
Sensors | Free Full-Text | AFOROS: A Low-Cost Wi-Fi-Based Monitoring System for Estimating Occupancy of Public Spaces
Proceedings of the 27th Annual International Conference on Mobile Computing and Networking: SecureSIM: rethinking authentication
![Active 4G LTE vulnerability allows hackers to eavesdrop on conversations, read texts, and track your smartphone location Active 4G LTE vulnerability allows hackers to eavesdrop on conversations, read texts, and track your smartphone location](https://www.privateinternetaccess.com/blog/wp-content/uploads/2016/10/fake-gsm-and-lte-network-with-usrp-defcon-1-1200x902.jpg)
Active 4G LTE vulnerability allows hackers to eavesdrop on conversations, read texts, and track your smartphone location
![Researchers devise stealthy phone tracking without fake base stations - Security - Telco/ISP - Networking - iTnews Researchers devise stealthy phone tracking without fake base stations - Security - Telco/ISP - Networking - iTnews](https://i.nextmedia.com.au/Utils/ImageResizer.ashx?n=https%3A%2F%2Fi.nextmedia.com.au%2FNews%2FLtrack_probes_ETH_Zurich.jpg&h=420&w=748&c=0&s=0)
Researchers devise stealthy phone tracking without fake base stations - Security - Telco/ISP - Networking - iTnews
![Source 2021 NEWEST IMSI catcher Banana PI BPI M2 Plus with Allwinner H3 quad core processor support 1GB DDR3 better than raspberry pi on m.alibaba.com Source 2021 NEWEST IMSI catcher Banana PI BPI M2 Plus with Allwinner H3 quad core processor support 1GB DDR3 better than raspberry pi on m.alibaba.com](https://sc04.alicdn.com/kf/H7c4da132de3149ef9bfb4bfad56e0bccW.jpg)