Ya know what they say?
HP printers are da bomb!
(I'll be here all week, try the veal chowder ... )
rg and patrick strike me as correct: this is evidence of a probe.
What is a bit more interesting to consider is the probes and attempts that have not been spotted ... yet.
I am not pleased that the public have been informed of how the Ex Gitmo guest was involved. At some point, people in the official word need to know how to STFU.
OPSEC