First thing that platform should I choose? I believe the easiest way to construct a webshop is to use a CMS system. Systems are systems that are extremely popular and well-tested. And these systems are easy to customize and simple to use. I suggest that you choose WordPress. Why? So I will use any CMS system easily I'm a software developer, but my clients can't use most of the CMS systems. My experience is my clients can learn WordPress in a brief period and it can be used by them easily without my help. And you will see at the end of the article WordPress is very user friendly.
By default, the latest version of WordPress is pretty darn secure. Anything that might have been added to some fix malware problems free plugins has been considered by the development team of WordPress . In the past , WordPress did have holes but most of them are filled up.
You can search for software that will backup your database and files. You can restore your website by means of your backup files and change everything that must be changed, if hackers suddenly hack your site.
Exclude pages - This plugin provides a checkbox,"include this page in menus", which can be checked by default. If you uncheck it, the page will not appear in any listings of webpages (which includes, and is ordinarily limited to, your page navigation menus).
Install the WordPress Firewall Plugin. This plugin investigates web requests to identify and stop attacks that are obvious.
These are only some of the things I do to protect my blogs. Thing is they don't need much time to perform. These are simple blog solutions, which can be done easily.