a notion that, like the fabled parity bit, any single failure will be detected
and thwarted from divulging unsafed (un(en)crypted) data on ordinary paths
[on any path(s) other than specified/scheduled]

[under construction]

. . .

A premise discovery under the title,

Grand-Admiral Petry
... cruising the cosmo-net on planetship Earth ...
'Majestic Service in a Solar System'
Nuclear Emergency Management