Cyber Security is protecting cyber space including critical information infrastructure from attack, damage, misuse and economic espionage. Elemets of Cyber security Architecture: Network Elements : Network nodes like computers, NICs, repeaters, hubs, bridges, switches, routers, modems, gateways. Security Elements : like firewalls, Intrusion Detection/Protection Systems [IDS/IPS], encryption/decryption devices. Security Frameworks & Standards : Cybersecurity framework architecture standards like NIST Risk Management Framework. Vulnerabilities to the Architecture: Data Diddling : Attack floods systems, servers, or networks with traffic to exhaust resources and bandwidth. Ransomware : Blocks access to key components of the network and demand money to unlock it. Phishing : The goal is to steal sensitive data like credit card and login information or to install malware on the victim’s machine Malware : Covertly obtains information by transmitting data from t...