Malware Plug (IMAGE) Columbia University Caption Columbia Engineering's computer science Ph.D. candidate Ang Cui designed this device to plug into a Cisco phone and download malware, showing the vulnerabilities of the phone. Credit Columbia Engineering Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.