First of all check your website link proper because there are many scam sites which are similar to it.if possible then myetherwallet.org set it as your bookmarks so there is no chance of scam.
Second one is never share your private key with any of person beacause it's very risky and any one can easily steal your coins from it.
Remember one thing that never use vpn during use it, beacause before somedays many accounts has been hacked due to use of vpn.