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# System prepended metadata

title: Episode 104

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With [Duffie Cooley](https://twitter.com/mauilion)
{%youtube UsHUPeByrVE %}

## Headlines

* [eBPF Summit 2023](https://ebpf.io/summit-2023/)
* [Echo Newsletter](https://cilium.io/newsletter)

Surprise Guest!

Jef Spaleta talking about prerelease things!
[#prerelease-testing](https://cilium.slack.com/archives/C05PW2L2VC0)

## Labs
### MTLS
[Docs](https://docs.cilium.io/en/stable/network/servicemesh/mutual-authentication/mutual-authentication/)

[Blog Post](https://isovalent.com/blog/post/cilium-release-114/#h-mutual-authentication)

[Linux Plumbers with John Fastabend](https://lpc.events/event/4/contributions/461/attachments/253/439/Seamless_transparent_encryption_with_BPF_and_Cilium1.pdf)