This could be too high level, but I stumbled onto the founder's (crawshaw) website and found one of his blog posts very helpful for understanding basic fundamen

This could be too high level, but I stumbled onto the founder's (crawshaw) website and found one of his blog posts very helpful for understanding basic fundamentals of the product (i.e. Zero Trust networks and microsegmentation) https://crawshaw.io/blog/zero-trust https://crawshaw.io/blog/zero-trust