There are excellent community-driven repositories, such as those by Ryan Chupp on GitHub , which offer free Visio stencils specifically tailored for modern security architectures.
Hi Team,
Icons representing GRE tunnels, IPsec tunnels, and the Netskope Client. How to Install and Use Visio Stencils netskope visio stencils
offer free Visio stencils that may include cloud and network security icons. NetZoom Visio Stencils Official Logos and Icons There are excellent community-driven repositories