This are safety measures that are likely to prevent hackers from hacking you WordPress site, though, tested and efficient, they are not a full guarantee. Just precautionary measures, because obviously there is no 100% hack foolproof means. Nevertheless, this should do the trick.
WORDPRESS HACK PREVENTION METHODS

1. Change the Username

Make sure you ain’t using the default admin as your username, because by doing so, you’ve just helped the hacker to open the access doors of your WordPress site. What the hacker will have to do is to hack into your site with an admin username thereby, having full and absolute control over your WordPress site.

2. Password Strength

Your password should be very Strong Password or Long combination of letters and numbers. Making your site’s password very stronger or long and combined letters and numbers will help to reduce the brute power of attacks and make your WordPress site difficult anyone to hack with a mere prediction. Make sure you consistently change your password adding symbols to it, to make it stronger.
3. Limit Your Site’s Login Attempts

A strong password won’t be enough to Secure your WordPress site. A consistent brutal attack on your site’s password by a continuous and automatic re-entering of combined sequences might do the trick. The hacker will then be like ‘Bingo’. Limiting of your site’s login attempts will prevent a continuous attempt to hack your password.

To protect against automated login attempts by hackers, WordPress site developers, will ban a repeated failed login, it is usually a temporal IP ban.

4. A Secured Host

Finding a well secured host is a good step towards preventing hackers from hacking your site. Your host should have a priority for security, because if your host is not secured, your site is definitely not secured, and there ain’t no two ways about it.

To see more ways, you can safe guard your blog from scavenging hackers click http://www.frozengate.com/1-secret-keep-wordpress-site-safe-hackers/ or go to www.frozengate.com