BGP
Route Leaks
RPKI
ASPA
PeerCortex
Internet Infrastructure
Network Security
Routing Security
RFC 9234
NANOG
BGP route leaks peaked in 2019 and never went away. RPKI validates origins. It doesn't validate paths. ASPA deployment is at 3% of ASNs. Here's what PeerCortex found checking 70,000 networks.
Rene Fichtmueller
/
2026-05-29
/
~2 min read min read
Networking
BGP
Security
RPKI
ASPA
Route Leaks
Internet Infrastructure
Routing Security
RFC 9234
Path Validation
BGPsec
We validated who is allowed to announce a prefix. We never validated how it gets there.
Rene Fichtmueller
/
2026-04-05
/
~2 min read min read