Networks

This is the first Unit we are covering from the ITGS syllabus. The main subtopics to cover are:
 * 1) What is a network? Uses of a network
 * 2) Network equipment
 * 3) Types of cables.
 * 4) Firewalls
 * 5) NIC's
 * 6) Routers
 * 7) Switches / Hubs
 * 8) Servers / Clients
 * 9) Types of networks
 * 10) Intranets / Extranets
 * 11) WAN, LAN, WLAN
 * 12) VPNs
 * 13) Wireless networks
 * 14) How WiFi Networks Work
 * 15) Types of Wireless connections
 * 16) Acess Points
 * 17) WiFi NICs
 * 18) War Driving
 * 19) Security issues
 * 20) Viruses
 * 21) Antiviruses
 * 22) Spyware
 * 23) Trojans
 * 24) Worms
 * 25) Scareware
 * 26) Botnets
 * 27) Keyloggers
 * 28) Phishing
 * 29) Pharming
 * 30) Brute Force Attack
 * 31) Denial of Service Attack
 * 32) Rainbow Tables
 * 33) Hackers and crackers
 * 34) Wireless security protocol (WEP).
 * 35) WPA
 * 36) Authentication and its purpouse in networks
 * 37) Login
 * 38) Username and password
 * 39) Robery of identities
 * 40) Encryption
 * 41) What is Encryption
 * 42) Encryption methods
 * 43) Public Key method
 * 44) E-commerce (the use of networks in the business area of impact)
 * 45) What is e-commerce
 * 46) B2B
 * 47) B2C
 * 48) B2E
 * 49) C2C
 * 50) Payment Systems

This are the Wikinotebook elements for this topic:

 * ===**Key Terms**===
 * ===News Items===
 * ===Areas of Impact Analysis===
 * ===Diagrams===
 * ===Exam Questions===
 * ===Readings summaries===