This course provides a holistic view of modern network security including operating system hardening, firewalls, intrusion-detection systems, VPNs and Encryption.
![](/wp-content/uploads/2020/07/icsi-cnss-618x400.png)
Simple IT Solutions for Systems Admins and Engineers
This course provides a holistic view of modern network security including operating system hardening, firewalls, intrusion-detection systems, VPNs and Encryption.