Some basic's
Did you setup to only use "Encrypted"? Settings -> Network -> Connections: Outgoing Encrypted Only, Incomming (Encrypted Only) Safe from them just seeing what your sending/recieving in plain text....
Did you add Blue Tack Lvl1 (Bare Minimum) "Accept Non-Matches/Drop Matches" whichever you prefer.... IP Filter -> Add -> Name: Bluetack Level 1 (P2P), IP List Source:
http://list.iblocklist.com/?list=ydxerpxkpcfqjaybcssw&fileformat=p2p&archiveformat=gz
Accept Non-Matches.
more info at
https://www.iblocklist.com/lists.php
If you really want security and don't want to spend time setting it up try phantompeer dot com same guys that do the list have a $5 a month VPN...