I back up my blogs using a plugin WP DB Backup. I will always restore my blog if anything happens. I use WP Security Scan free plugin to scan my site and WordPress Firewall to block asks that are suspicious-looking to fix hacked wordpress database.
No software system is immune to bugs and vulnerabilities. Security holes will be found and bad men will do their best to exploit them. Keeping your software up-to-date is a fantastic way to stave off attacks, once security holes are found, because their products will be fixed by reliable software sellers.
Keeping your WordPress website up-to-date is one of the easiest article source things you can do. For the last few versions, WordPress has included the ability to install automatic updates. A new upgrade becomes available.
Take note of your password! I suggest the free or paid version of the software *Roboform* to remember your additional info passwords.
Of course it's possible to install more plugins to make your shop great site like share buttons or automatic backup plugin. That's all. Your shop is up and running!