Freeware - Micrsoft Visio Alternative for free

Microsoft Visio is an excellent tool but is quite expensive.

Indeed is free and can work both online and as local installed software.

I hope that this information could be useful for someone:

https://www.draw.io

Firewall - Two factor authentication with Cisco ASA SSL VPN

Here they are documentation and video that explain if and how to configure duo security on Cisco ASA SSL VPN 

https://duo.com/docs/ciscoasa-ldap?ikey=DI3IO17MU1Y291MVX0H7&host=api-744bdf25.duosecurity.com#first-steps

Application - Kubernetes overview and security concerns

Today I would like to take note on blog about Kubernetes technology, here is original producer link presentation

https://kubernetes.io/docs/concepts/overview/what-is-kubernetes/

Here it is a simple image

And here it is Attack matrix for Kubernetes provided by Microsoft:

https://www.microsoft.com/security/blog/2020/04/02/attack-matrix-kubernetes/