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wsh
on Feb 6, 2013
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Permissive Action Links – how nuclear weapons are ...
This blog item appears to have been plagiarized from Steve Bellovin's page:
https://www.cs.columbia.edu/~smb/nsam-160/pal.html
asciilifeform
on Feb 6, 2013
[–]
Some of the text might have been cribbed, but I have never seen photos of actual "PAL" equipment anywhere before.
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https://www.cs.columbia.edu/~smb/nsam-160/pal.html