Originally posted here by thehorse13
Ford Aerospace has actually achieved this and under what conditions and requirements. Knowing how their automotive research division operates, my confidence is not high. --TH13
Doctor, did you see the PDF 6th from the list?

ford78.pdf Ford Aerospace, Secure Minicomputer Operating System (KSOS): Executive Summary Phase I: Design, Western Development Labratories Division, Palo Alto, CA 94303 (April 1978)

That scanned type hurts your eyes because it's been typed.

http://csrc.nist.gov/publications/history/ford78.pdf