Production ready eBPF, or how we fixed the BSD socket API
February 17, 2022 5:02PM
We are open sourcing the production tooling we’ve built for the sk_lookup hook we contributed to the Linux kernel, called tubular...
How We Used eBPF to Build Programmable Packet Filtering in Magic Firewall
December 06, 2021 1:59PM
CIO Week Magic Firewall Magic Transit Security VoIPBy combining the power of eBPF and Nftables, Magic Firewall can mitigate sophisticated attacks on infrastructure by enforcing a positive security model....
Raking the floods: my intern project using eBPF
September 18, 2020 12:00PM
eBPF Linux UDP ProgrammingSYN-cookies help mitigating SYN-floods for TCP, but how can we protect services from similar attacks that use UDP? We designed an algorithm and a library to fill this gap, and it’s open source!...
It's crowded in here!
October 12, 2019 2:00PM
eBPF Linux UDPWe recently gave a presentation on Programming socket lookup with BPF at the Linux Plumbers Conference 2019 in Lisbon, Portugal. This blog post is a recap of the problem statement and proposed solution we presented....
Cloudflare architecture and how BPF eats the world
May 18, 2019 4:00PM
eBPF Linux Programming Developers AnycastRecently at I gave a short talk titled "Linux at Cloudflare". The talk ended up being mostly about BPF. It seems, no matter the question - BPF is the answer. Here is a transcript of a slightly adjusted version of that talk....
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