Open to Exploitation: The Security Risks of Unauthenticated Pager Networks
In a world increasingly reliant on secure digital communications, it’s surprising to learn that many countries, including those in critical sectors such as healthcare and industrial control systems (SCADA), still use outdated pager networks like POCSAG for emergency communication. These networks, while reliable and inherently passive receivers by design, are shockingly vulnerable to spoofing and message injection attacks via radio frequencies, making them prime targets for malicious actors.