Let's Build a Tiny Firewall with XDP16 October 2025·1669 words·8 minsLet’s see how to block traffic based on various criteria (MAC address, IP, protocol, port, etc.).
XDP: The Ultra-Fast Firewall Inside Linux16 October 2025·2375 words·12 minsAn introduction to XDP with Aya
Let’s Profile a Small Program Using eBPF uProbes23 September 2025·840 words·4 minsLet’s profile a small program with eBPF uProbes and uRetProbes in Aya
Let’s Probe a Library with an eBPF uProbe23 September 2025·1955 words·10 minsLet’s probe the function execve in libc using eBPF uProbe with Aya
Let’s Observe a Simple Function in Your Program with uProbes15 September 2025·1718 words·9 minsLet’s observe a small Go program using uProbes and uRetProbes with Aya
Observability for All Developers with uProbes8 September 2025·1960 words·10 minsAn introduction to eBPF uProbes and uRetProbes with Aya