The fingerprint browser More Login had another incident, exactly like the previous ADS incident.

This time it's likely hackers compromised the server and directly obtained private keys in bulk.
Many people say Slow Mist audited it, but it's like Slow Mist put a very secure lock on your safe, and then you left the safe on the street.
Large assets on hardware wallets, throwaway accounts in physically isolated environments.
Don't blindly trust any cloud tools.
Don't put your fate in the hands of third parties.