You can add your ip as whitelist just choose all ip for your country and after that well than all your funds will safe..
You can try also the vault of your coinbase account with two email verification and one sms verification then if you withdraw in vault
2 days process before you recieve a withdrawn bitcoins from vault after verified it..
this is safe for me.. I think you are monitored by hackers via cookies so i think you need to clear all your browser cookies and make sure
to delete all your cookies you can try ccleaner and make sure you have install licenced anti virus and updated to prevent malware and virus
To get your personal information or keylogs..
already move some BTC to my coinbase , Vault is great idea if you plan to store some BTC to use them in the future
about cookies i clear them time to time and i have paid version kaspersky 15.0.0.463
i appreciate all of your replies brothers u really helped me to be safe from this hacker