Daniel 'f0o' Preussker
Posts
Projects
Research
CV
Infrastructure
2026
Rebuilding the Looking Glass: Stateless, High-Performance Network Diagnostics at Scale
May 23
#networking
#infrastructure
#security
Oubliette: Clarifying the Protection Bounds and UDP Reflection
May 2
#ddos
#ebpf
#xdp
Exploiting TCP Handshake Quirks for IP Verification
Apr 18
#ddos
#tcp
#ebpf
Member of Staff
Jan 1
#staff
#infrastructure
#privacy
2025
Building an anycast authoritative DNS infrastructure for funsies
Jul 27
#dns
#anycast
#bgp
PromCache
Mar 31
#go
#prometheus
#devops
2024
OpenStack + OVN + Full BGP Tables = Heaven
May 17
#openstack
#ovn
#ovs
Looking Glass
Apr 20
#networking
#infrastructure
#architecture
2023
Netbench
Jul 21
#go
#networking
#devops
2021
r0cket.net May 2021 Report
Jun 12
#r0cket.net
#openstack
#dns
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