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!
I back my blogs frequently using a plugin WP DB Backup up. I can restore my blog to the last settings if anything happens. I use WP Security Scan plugin that is free to scan my blog frequently and WordPress Firewall to block suspicious-looking requests to rename your login url to secure your wordpress website.
There are ways to pull this off, and a lot of them involve copying and FTPing files, exporting and re-establishing databases and much more. Some of them are very complex, so it Source is important that you go for the best one. Then you might want to check into using a plugin for WordPress backups if you're not of the technical persuasion.
I don't think there's a person out there that after learning just how much of a problem WordPress hacking is that it's a good idea. However is that when it comes to securing their blogs, bloggers seem to be stuck in this state that is reactive.
You could also get an SSL Encyption Security for your WordPress blogs. The SSL Security makes secure and encrypted communications with your site. You may keep history of communication and the all of the cookies so that all transactions are listed. Make sure all your blogs get SSL security for utmost protection.
Software: If you've installed scripts search Google for'wordpress security'. You will get tips.