🚀 go-pugleaf

wires, jury-rigged gizmos, a
currency bank, and computers.

Every electronic intercept capability NSA denied having was right there.

In a small black box, not much bigger than a briefcase, was "Oratory."

This portable key-word selection computer could be taken almost anywhere
and set to pick out pre-selected words and automatically monitor and
record fax, voice, or teletype messages that contained them.

Developed by NSA, "Oratory" was "tempest-proof" (i.e. shielded to
prevent emmisions that could lead to detection), small, virtually
indestructible, and easy to repair: all you had to do was open the
lid and replace the self-diagnosed defective component.
[snip]

In pursuit of plausible deniability, CSE, GCHQ, and NSA have used each
others' personnel and resources to evade laws against domestic spying.

[ an example given in which the NSA wanted to spy on someone within
  the US, even though they had no authorization for such an operation ]

..So, two Canadians were sent to conduct a counter-espionage operation