Our training videos will show you how to scan, test, hack and
secure your own systems. The intensive demonstrations give each
student in-depth knowledge and practical experience with the
current security systems.

The OSI Model
TCP/IP Protocol Suite Layers
Encapsulation
Data-Link Protocols
IP - Internet Protocol, Datagram (Packet)
ICMP Packets
UDP – User Datagram Protocol
UDP Datagram
TCP – Transmission Control Protocol
TCP Segment
TCP/IP 3-Way Handshake and Flags
TCP and UDP Ports
Ping Sweeps
Good Old Ping, Nmap, TCP Ping Sweep
TCP Sweep Traffic Captured
Unix Pinging Utilities
Default TTLs
Pinging Countermeasures
Port Scanning
Nmap
Advanced Probing Techniques
Scanrand
Port Probing Countermeasures
Watch Your Own Ports
Demo - Scanning Tools
Module 3 Review