This is a real concern and people needs to be diligent with their transactions and also, how they store their cryptos in general.
I wrote this article which is targeted to people still dragging their feet and feeling like they missed the boat and that it is too late to participate in the exploding crypto/blockchain sector. https://steemit.com/cryptocurrency/@motowngold/bitoin-crosses-7000-dollars-what-can-you-do-about-it-some-investing-ideas-including-crypto-related-stocks