Overview
Syllabus
Intro
BPF is revolutionizing... Tracing / Profiling
BPF Revolution #2: XDP-DDoS mitigation
Facebook published BPF/XDP numbers for L3/L4 LB at Netdev 21
BPF Revolution #3: Security
Evolution of Application Design & Delivery Frequency
Network Security for Microservices
Gordon wants to build a service to tweet out all job offerings.
Gordon uses mutual TLS Auth Good thinking Gordon
The security team has L3/L4 network security in place for all services
Back to the drawing board...
Least privilege security for microservices
Kubernetes Integration
Should I encapsulate or not?
L3 Policy (Labels Based)
L3 Policy (CIDR)
Policy - Only allow GET /v1
How are these policies enforced?
What is a sidecar proxy?
Networking Path with a Sidecar
Kernel Proxy
Socket Redirect - Performance?
The Before and After
Cilium Summary
Taught by
Linux Foundation