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eBPF-based Firewall with LPM Trie–Based IP Range Matching Coding Lab Now Available
Another week, another XDP tutorial.
Dec 23, 2025
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Teodor J. Podobnik
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Dynamic Runtime Policies in eBPF Using Bitmasks
Whenever one creates runtime security policies in eBPF, it usually looks something like this:
Dec 16, 2025
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Teodor J. Podobnik
and
Neil Naveen
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Interview with Henrik Rexed, CNCF Ambassador, Cloud Native Advocate at Dynatrace
This time I sat down with Henrik Rexed, CNCF Ambassador and Staff Engineer at Dynatrace. Henrik is also the voice behind the popular blog Is It…
Dec 2, 2025
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Teodor J. Podobnik
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26:23
November 2025
Network Traffic Rate Limiting with eBPF/XDP Coding Lab Now Available
Last week, I released the first eBPF tutorial about XDP, focusing on fundamentals like the attachment point, capturing packets, and parsing them.
Nov 25, 2025
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Teodor J. Podobnik
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eBPF XDP Fundamentals Coding Lab Now Available
Today, I’m releasing a new coding lab focused on the eBPF/XDP program type — specifically used in network-related applications.
Nov 18, 2025
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Teodor J. Podobnik
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Interview with Rafael David Tinoco, Senior Software Engineer at Garnet
This time I sat down with Rafael David Tinoco, Engineer at Garnet, where he’s developing Jibril — a runtime security engine.
Nov 11, 2025
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Teodor J. Podobnik
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26:28
eBPF CO-RE Skill Path: Coding Labs Now Available
#2 eBPF Skill Path
Nov 4, 2025
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Teodor J. Podobnik
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October 2025
Reflecting on 1-ish year of eBPFChirp and all the things I learned along the way
Today marks the 50th edition of this newsletter—and instead of the usual technical deep dive, I thought I’d pause for a moment to look back on what the…
Oct 28, 2025
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Teodor J. Podobnik
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Interview with Avi Lumelsky, AI Security Researcher at Oligo Security
This time I sat down with Avi Lumelsky, AI Security Researcher at Oligo Security, where he works at the intersection of AI and runtime protection.
Oct 21, 2025
•
Teodor J. Podobnik
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36:38
Runtime Security in GitHub Actions using eBPF
Backend Meetup Ljubljana 2025
Oct 14, 2025
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Teodor J. Podobnik
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21:48
Learning eBPF in Your Browser with eBPFChirp
eBPF Online Coding Labs on iximiuz Labs
Oct 7, 2025
•
Teodor J. Podobnik
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September 2025
Accelerating Pub-Sub Systems using eBPF
Commentary on "Toward eBPF-Accelerated Pub-Sub Systems" Research Paper
Sep 23, 2025
•
Teodor J. Podobnik
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