WordPress is a system that is safe but software has their own flaws and security holes are often found on WP. This is why WP releases updates. As soon as they found any vulnerability, they make some changes and supply a new update . First you have to understand the areas where these plug-ins work to help you protect your investment if you wish to know more about the best fix hacked wordpress database plugin .
Don't make the mistake of thinking that your web host will have your back so far as WordPress copies go. Not always. It has been my experience that the company may or might not be doing backups, while they say that they do. Take that kind of chance?
You should also set the"Anyone Can Register" in Settings/General to away, and you ought to have some sort of spam plugin. Akismet is the old standby, the one I use, but there are many of them nowadays.
Now we're getting into things specific to WordPress. You must rename it to config.php and modify the document config-sample.php, when you install WordPress. You need to deploy the database facts there.
There is another problem you have with WordPress. People know additionally they could visit your login form and where they can login and try out a different combination of passwords and user accounts. So as to stop this from happening you need to set up Login Lockdown. It is a plugin that only lets This Site users try to login with a password three times. After that the IP address will be banned from the server for a certain timeframe.