Many people believe that electronic wallets are safe, but in fact, Bitcoin accounts and trading floors are frequently hacked.
As there is no regulatory body that guarantees a Bitcoin number to a person, it is very difficult to retrieve it if lost. If stolen, there is no hope. Such attacks are ongoing.
If you store your bitcoins online.
1. Use a device that you don't use regularly.
2. Enable: Google 2FA & Email 2FA (If applicable).