0 a person who listens to someone's private conversation without them knowing: --
An eavesdropper would hear both sides of the conversation.
All three points need to be monitored for unauthorized activity and need to be secured against hackers or eavesdroppers.
However, they may supply enough information to allow an eavesdropper to deduce what the password is, using a dictionary attack or brute-force attack.
It is quite a different proposition from being an unwilling eavesdropper to someone else's conversation.
The third purpose of clause 47 is to reassure people that their private telephone conversations are secure from eavesdroppers and snoopers.
Thirty or 40 years' ago eavesdroppers and people who opened other people's letters were considered beyond the pale.
This ancient power has been used by the justices against eavesdroppers, night walkers, and common scolds.
Fearing eavesdroppers, however, they communicated guardedly.
