rename your login url to secure your wordpress website will tell you that there is no htaccess in the wp-admin/ directory. You may put a.htaccess file if you desire, and you can use it to control access by IP address to the wp-admin directory or address range. Details of how to do this are available on the net.
No software system is resistant to vulnerabilities and bugs. Security holes will be discovered and guys will do their best to exploit them. Keeping your software up-to-date is a good way to stave off attacks, because software vendors will mend their products once security holes are found.
Keep your WordPress Installation up to date - One of Visit Website the easiest and most valuable tasks you can do yourself is to ensure that your WordPress installation is upgraded. WordPress provides you a notice on your dashboard, so there is really no reason.
BACK UP your site regularly and keep a copy on your computer and storage. If you have a site that is very active, back up daily. You spend a whole lot of money and time on your website, do not skip this! Is BackupBuddy, no back up plugins, widgets, your files and database. Need to move your website this will do it!
Implementing all of the above will probably take less than an hour to complete, while creating your WordPress site considerably more resistant to intrusions. Over 1 million WordPress websites were last year, mainly due to easily preventable safety gaps. Have yourself prepared and you're likely to be on the safe side.