Don't ever shares your privates key, be careful with phising sites link. Do not keep privates key in public computer.
Try to protect your email with strong password. Some hacking tool are targeting to brute email acct which this one of accessing to some exchanges sites.
He's totally right. The best advice in keeping your wallet safe is to keep your private key safe first.
You should store the keys somewhere private and offline. Like a personal computer.
The technology that bitcoin use, Blockchain is totally safe so there no need to worry.
Superb advice, i now store most on a nano ledger. Cold storage is a superb idea as well.