CCNP - Cisco Certified Network Professional, CISSP - Certified Information Systems Security Professional, Change Control, Cisco Network Systems, Communications Protocols, CompTIA Security+, Cryptographic Protocols, Cryptography, Defense Information Systems Agency (DISA), Equipment Maintenance/Repair, Firewalls, Internet Security, Intrusion Detection Systems, Intrusion Prevention Systems, Juniper Network Security Products, Local Area Network (LAN), Military/DoD Standards, Network Administration/Management, Network Architecture/Engineering, Network Configuration Management, Network Integration, Network Monitoring, Network Performance/Analysis, Network Protocols, Network Routers, Network Security, Network Support, Network Switching, Network System Hardware, Security Attacks, Security Compliance, Security Protocols, TCP/IP (Transmission Control Protocol/Internet Protocol), Team Player, U.S. National Institute of Standards and Technology (NIST), United States Department of Defense (DoD), VPN (Virtual Private Network), Wide Area Network (WAN)