Pillar Guide & Keyword Hub
Cellular Generation Security
1G AMPS cloning, GSM A5/1 flaws, 3G AKA, 4G downgrade, 5G SA security.
Historical Events in Cellular Generation Security
2009Voice Plane
The A5/1 Cracking Project (Karsten Nohl at 26C3)
Karsten Nohl published 2TB rainbow tables enabling real-time over-the-air decryption of 2G GSM calls and SMS.
2020Signaling Plane
3GPP Standardizes 5G Standalone (SA) Security Architecture
5G SA replaced SS7/Diameter with HTTP/2 REST APIs over TLS 1.3 and encrypted IMSI identities using SUCI.