SS7
Legacy telecom signaling protocol with weak security
Episodes
-
#5841: What's Actually Inside a Secure Line?What makes a secure line secure — and why the call was never the vulnerable part. -
#4599: Why Phone Numbers Are Stuck in the 1970sWhy SMS fails on virtual numbers, and what a SIP-first, IPv6-style phone number system would actually take. -
#2678: How IMSI Catchers Actually Track Your PhoneHow fake cell towers intercept your phone, from GSM flaws to 5G fixes. Separating spy-thriller hype from real engineering.