There are still people working on packet filtering! The BPF enhancements are benefiting lots of different areas of the Linux world at the same time. Cilium [1]

There are still people working on packet filtering! The BPF enhancements are benefiting lots of different areas of the Linux world at the same time. Cilium [1] is a great example of how the new capabilities of BPF can be used for more complex packet filtering, such as understanding higher level protocols. [1] https://cilium.io/ https://cilium.io/