<human>: Does the sentence "Even machines that operate as a closed system (i.e., with no contact to the outside world) can be eavesdropped upon via monitoring the faint electro-magnetic transmissions generated by the hardware; TEMPEST is a specification by the NSA referring to these attacks." provide a valid answer to the question "What is the act of surreptitiously listening to a private conversation?"
OPTIONS:
- yes
- no
<bot>: no