Preserve headers/logos underneath 125 pixels high. It takes up beneficial viewing space, primarily for laptop users, that is ideal left for the good stuff to appear"above the fold" Take a cue from the massive businesses, straightforward logos completed nicely say it all. This is our #1 pet peeve - screaming logos and headers!
Install the fix hacked wordpress database Firewall Plugin. This plugin investigates requests to identify and quit most obvious attacks.
No software system is immune to bugs and vulnerabilities. Security holes will be found and men will do their best to exploit them. Keeping your software up-to-date is a fantastic way once security holes are found because their products will be fixed by reliable software vendors.
Yes, you need to do regular backups of your site. I recommend at least a weekly database backup and a monthly "full" backup. More. Definitely more if you make regular additions and changes to your website. If you make changes multiple times a day, or have a community of people that are in there all the time, a daily backup should be a minimum.
You can extend the plugin features with Clicking Here premium plugins such as: Amazon S3 plugin, Members only plugin, DropShop etc.. I think you can use it and this plugin is a fantastic choice.
Implementing all the above will take less than an hour to complete, while creating your WordPress website more resistant to intrusions. Over 1 million WordPress sites were cracked this past year, mainly due to preventable security gaps. Have yourself prepared and you are likely to be on the safe side.