The secure your wordpress site Codex has an outline of what permissions are acceptable. Directory and file permissions can be changed via an FTP client or within the page from the hosting company.
Use strong passwords - Do what you can to use a strong password, alpha-numeric. Easy to remember passwords are easy to guess!
I don't think there's a person out there that after learning how much of a problem WordPress hacking is that it is a fantastic idea. However, something I've noticed through the years is that when it comes to securing their blogs, bloggers seem explanation to be stuck in this reactive state.
Another step to take to make WordPress more secure is to upgrade WordPress to the latest version. The main reason for this is weblink that there come fixes for security holes that are old making it essential to update early.
I prefer using a WordPress plugin to get the job done. Make sure the plugin you select is able to do copies that are select, has restore and can replicate. Also be sure that it is often updated Full Article to keep pace with all versions of WordPress. There's absolutely no use in backing up your data to a plugin that is out of date, and not functioning.