all i can say is that the attack on Mt.Gor exchange might be coming from the same person. this showcase the need for people to avoid abandoning their tokens on exchange. it is not advisable or favourable. get a wallet. whatever you earn from the exchange can be earn on the wallet.
No doubt it is the effort of a hacker always to target technologies especially the top trending or popular technologies. They love to achieve or extract the most precious data or information or you can say the precious currency of modern era which is the Bitcoin and other crypto currency. They will always be trying to hack or target the utmost profitable sources what we should do is to strengthen our security much more.