Always make good use of that 2FA, extremely useful, and be sure to link your email with an email account that you are mostly sure of, simple ways to avoid getting robbed, be sure to secure your account, never leave it open, and don't use your account on public connections, as hackers can easily trace you and breach your wallet.
Thieves are the main problem for investors. Wallets depend on internet and when there is internet there will be security issues. You are right that the security system is not good and the management cannot control hacking and wrong transactions. Another problem is that you cannot claim your money if it is stolen. This is all because of the weak security management and system.