Spoofing Alerts in 4G LTE Networks. You will be shocked, shocked to learn that Presidential Alerts are easy to spoof: In this paper, we investigate the details of this system, and develop and demonstrate the first practical spoofing attack on... https://jwz.org/b/ykE2 https://files.mastodon.social/media_attachments/files/111/180/082/887/571/639/original/854d08adac90adaa.jpg