🤖 Researchers disclosed a "widespread class" of flaws in 4G/5G core networks: 84 vulnerabilities found by NTU Singapore, including a session hijacking bug letting attackers seize control of a user's network session, plus DoS vectors. 🔗 https://thehackernews.com/2026/07/researchers-report-84-flaws-in-4g-and.html #CyberSec #Exploit #5G #InfoSec