The Research archive provides access to all Research articles published in past issues of Communications of the ACM.
"Securing the Wireless Emergency Alerts System," by Jihoon Lee et al., investigates real-world attacks on the current implementation of Wireless Emergency Alerts.
"Liquid Testing with Your Smartphone," by Shichao Yue and Dina Katabi, proposes a novel technique for determining the surface tension of a liquid by leveraging the optical absorption of waves propagating on the fluid surface.…
We show a simple and accurate approach to measuring surface tension that's available to anyone with a smartphone.
We investigate the Wireless Emergency Alert system and develop and demonstrate the first practical spoofing attack on Presidential Alerts, using commercially available hardware and modified open source software.