The clean hacked wordpress site Codex has an outline of what permissions are acceptable. Directory and file permissions can be changed through an FTP client or within the administrative page from the web host.
You can search for software that will backup your database and files. If your website is abruptly hacked by hackers, you can easily restore your website with the use of your pop over to this web-site backup files and change everything that must be changed.
Yes, you need to do regular backups of your website. I recommend at least a weekly database backup and a monthly "full" backup. More, if possible. If you make additions and changes definitely more. If you have a community of people that are in there all the time, or make changes multiple times every day, a backup should be a minimum.
You can even get an SSL Encyption Security for your WordPress blogs. The SSL Security makes encrypted and secure communications with click here for more your blog. You may keep the all the cookies and history of communication so that all transactions are recorded. Be certain that all your blogs get SSL security for utmost protection.
Always keep in mind the security of your sites depend on how you manage them. Make sure that you follow these strategies to prevent hacks and exploits on websites and your blogs.