Simple infrastructure for creating an analysis environment for lksctp.
First, you'll need the lksctp package for your OS, which you can find at https://github.com/sctp/lksctp-tools. For arch linux, I used https://archlinux.org/packages/community/x86_64/lksctp-tools/
We use the loopback network interface lo, though we could hypothetically dockerize this setup if need be.
On our localhost, we need to set a delay so the attacker can actually inject the packet in the right place. To do so, use: