I don't know about digital IFF. I had to look it up, stands for "Identification friend or foe". Does "digital" mean it's just for military applications of ident

I don't know about digital IFF. I had to look it up, stands for "Identification friend or foe". Does "digital" mean it's just for military applications of identifying ships and aircraft, or is that something you broadcast from a computer in a security/pen-testing context?