If you have lots of coins in your online bitcoin wallet,will posting that address in public like forums,facebook etc make it more vulnerable to hacking?
1.Should such addresses be kept secret as much as possible to keep them away from hackers eye?
2.If kept secret,is there a way for others to know how many wallet addresses holds big amount if bitcoins?
its not to be worry if you share your bitcoin address,its will be fine for your wallet.
1. its really hard to just use address and your wallet public key o hack your wallet,online wallet have good security and if you put 2FA,its better.
2. its hard to know how amount of bitcoin in your wallet if you dont share bitcoin address.