The fix wordpress malware cleanup Codex has an outline of what permissions are acceptable. File and directory permissions can be changed either via an FTP client or within the administrative page from the web host.
Don't depend on your Web host - Many men and women depend on their web host to"do all that technical stuff for me", not realizing that sometimes, they don't! Far better to have the responsibility lie with you, instead of out.
You also need to place the"Anyone Can Register" in Settings/General to away, and you ought to have some sort of spam plugin. Akismet is the one I use, the old standby, but there are many of them these days.
You can also create look these up a firewall that blocks hackers. The hacker is prevented by the firewall from coming into your files. You helpful hints must also have updated version of Apache. Upgrade your PHP. It's essential that your system is always filled with upgrades.
Software: If you've installed scripts that are free such as Wordpress, search Google for'wordpress security'. You will get many tips on the best way to create your WP blog secure.