The first and most obvious way to avoid juice jacking is to stay away from public charging stations or portable wall chargers. (Malwarebytes Labs)

But while juice jacking is a real security threat, thus far there has been little evidence that it has become a widespread problem. Apple and Google have also added safety features to iOS and Android operating systems to help prevent juice jacking. (Norton)

In precisely this fashion, making users aware of the threat of juice jacking both decreases the chance that people will be juice jacked and increases pressure on companies to better manage their security practices (it’s great, for example, that your iOS device pairs so easily and makes your user experience smooth, but the implications of lifetime pairing with 100% trust in the paired device are quite serious). (How-To-Geek)