Dive into advanced network security concepts in this comprehensive 3-hour video course. Master essential cybersecurity principles crucial for certifications like CompTIA Security+, SSCP, Cisco CCNA Security/Cyberops, and Certified Ethical Hacker (CEH). Explore VPNs, PKI, and Cisco security through detailed lessons covering on-premises and cloud threats, security vulnerabilities, cryptographic services, site-to-site and remote access VPNs, security intelligence, endpoint protection, SDN concepts, network programmability, and automation. Learn to leverage Cisco platforms, APIs, and Python scripts for enhanced network security. Gain hands-on experience with practical examples and prepare for a successful career in IT security.