People should use safer browsing habit and along with that should diversify their bitcoin and altcoin holdings in as many places as possible.
Exchanges, online wallets and hot wallets in gambling sites.
If you are not using it regularly, you can just export the private key in encrypted form and remove every trace of its existence.
yes I agree with you, not always browsing is always safe, we have to bookmark all the web that we think is something related to our crypto currency purse, do not once to share to web private key, and complete your computer with antivirus, access web really to avoid the fake web, as long as we follow the rules we do not need to be afraid of hackers