A:AnswerTechnically if any device is connected to the wifi it can be hacked. Wifi is great but more prone to hacking versus a ethernet cable connection. I have not seen a ethernet port on this tv though.
A:AnswerIt is not recommended that this TV be placed outside as the additional heat and moisture it will be exposed to can be detrimental to the life of the TV.
A:AnswerThe legs are exactly 30 inches apart but you might want to add a few extra inches to the TV stand you will be using to be safe and sturdy. The TV measure 36 1/2 horizontally.