I had people threatening to: sue me, harass me via my auctions by bidding and then not paying, calling me all sorts of mean names, and flat out not believing that I really had my account hacked. The router given by Tesco has a built in firewall which is able to monitor the data that is being passed into your network and refuse harmful data. After this, feel free to insert the prospective person's username within a box, after that click hack.