diff --git a/images/TCP-three-way-handshake.png b/images/TCP-three-way-handshake.png new file mode 100644 index 0000000..762f4f5 Binary files /dev/null and b/images/TCP-three-way-handshake.png differ diff --git a/images/port_forwarding.png b/images/port_forwarding.png new file mode 100644 index 0000000..230b368 Binary files /dev/null and b/images/port_forwarding.png differ diff --git a/images/swarm-diagram.png b/images/swarm-diagram.png new file mode 100644 index 0000000..875330c Binary files /dev/null and b/images/swarm-diagram.png differ