There are lots of ways bad actors could get into a network these days, and most of them will sooner or later involve accessing something they shouldn’t. Relationships with, and among, applications are called “sessions” – so, session control should be fundamental to security, right? It may surprise you to hear that session control is possible, highly effective, and rarely used.
One of the most challenging technical tasks I’ve ever faced was implementing middleware to let a minicomputer run a network of financial terminals, including some that used IBM’s SNA protocol.
