Keep headers/logos under 125 pixels high. It takes up valuable viewing space, especially for laptop users, that is best left for the good stuff to appear"above the fold." Take a cue from the big companies, simple logos done well say it all. This is our #1 pet peeve - screaming logos and headers!
Backing up your site also helps in securing from clean hacked wordpress site hackers. You have to keep a copy of your documents hide away in system you can be confident of your database. This makes you a protected backup files that serves you in times of down is the system. Hackers are not as likely to slip from a bonded site link back up system.
Is also significant. You want to backup database and all the files you can bring your own blog back like nothing happened.
This is very useful plugin, protecting you against brute-force password-crack attacks. It keeps track of the IP address of every login attempt. You can configure the plugin to disable login attempts when a certain number of failed attempts is reached.
Note image source that you should only try this last step for setups. You'll also have to change all the table names within the database if you might like to get it done for installations.
However, I recommend that you set up the Login LockDown plugin in place useful reference of any.htaccess controls. From being permitted after three failed login attempts from a specific IP address for one hour login requests will stop. You can get into your panel whilst and yet you still have protection against hackers if you do so.