docs: add reference to the Threat Model

docs: add reference to the Threat Model

* docs: add Threat Model

* docs: update reference

Co-authored-by: Chris de Almeida <ctcpip@users.noreply.github.com>
* docs: improve readability

Co-authored-by: Chris de Almeida <ctcpip@users.noreply.github.com>
* docs: add reference to the Threat Model

---------

Co-authored-by: Chris de Almeida <ctcpip@users.noreply.github.com>