One of the fastest way to start with Brainboard, is to start by a template.
You can access the template catalogue from the design area with the button
You can search by keyword any architecture, for e.g.
security... or select your preferred cloud provider to only see the templates architectures for this specific provider:
There are 2 types of templates: public and private.
When you first create your account, you only see the public ones but you can convert any architecture that you make into a private template. Which allows you to build your internal library of templates to use off the shelf.