@ethan This looks like an interesting measure https://blockd.co/
Basically they outbid a hacker outgoing transaction in terms of gas, moving your ether to a safe wallet.
Nash team might be way ahead of this, but I thought it might still be interesting to bring it up.
My source for this was this Reddit post https://www.reddit.com/r/CryptoCurrency/comments/ejeonz/im_publicly_posting_my_ethereum_private_key/ in which they use a smart marketing stunt to attrack attention. Maybe some ideas there too 