Sunday, July 23, 2006

few wi-fi related keywords

Wi-Fi - Wireless Fidelity (fidelity - accuracy of signal reproduction)

IEEE - Institute of Electrical and Electronics Engineers

IEEE 802.11 - IEEE standard for Wi-Fi or Wireless LAN (802 - founded in feb, 1980; 11 - 11th working group)

CSMA - Carrier Sense Multiple Access (senses the if the carrier is free for transmission and only then transmits data, reduces effective data rates to ~50% of max. capacity of standard)

Security:

1. WEP - Wired Equivalent Privacy, first attempt at secure wireless n/wing, good against casual snooping

2. WPA - Wi-Fi Protected Access, 2nd generation system to overcome the flaws of WEP

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