Pillar Guide & Keyword Hub
Signaling & Protocol Vulnerabilities
SS7 location tracking, Diameter flaws, GTP tunnels, BGP route leaks.
Historical Events in Signaling & Protocol Vulnerabilities
1988Signaling Plane
CCITT Standardizes SS7 (Signaling System No. 7)
Global standardization of SS7 protocol suite across mobile and fixed line networks, built on implicit trust without authentication.
1998Data Plane
ICMP Smurf Amplification & Broadcast Reflection Attack Era
Attackers spoofed ICMP pings to IP broadcast addresses of backbones like Portugal's FCCN/RCTS, causing 100x amplification floods.
2008Signaling Plane
Dan Kaminsky Discloses DNS & BGP Telecom Routing Flaws
Dan Kaminsky disclosed cache poisoning vulnerabilities affecting core ISP resolvers alongside BGP hijacking risks.
2014Signaling Plane
Tobias Engel & SRLabs Disclose SS7 Location Tracking at 31C3
SRLabs demonstrated at 31C3 that SS7 flaws allow global subscriber location tracking and SMS 2FA interception.