5. 5
3.4.1.3. TTLS. 101
3.4.1.4. LEAP. 101
3.4.2. B¶o vÖ d÷ liÖu WLAN. 102
3.4.3. −u ®iÓm cña 802.1x víi b¶o vÖ d÷ liÖu WLAN. 103
3.5. WPA vµ 802.11i 104
3.5.1. M∙ ho¸ TKIP trong WPA. 104
3.5.2. X¸c thùc trong WPA. 106
3.5.3. Qu¶n lý kho¸ trong WPA. 108
3.5.4. §¸nh gi¸ chung vÒ gi¶i ph¸p WPA. 109
3.5.5. WPA2. 112
3.6. M¹ng riªng ¶o VPN cho WLAN. 113
3.6.1. Nh÷ng −u ®iÓm sö dông VPN trong b¶o vÖ WLAN. 117
3.6.2. Nh−îc ®iÓm sö dông VPN trong WLAN. 118
Ch−¬ng 4: TriÓn khai WLAN an toµn trong m«i
tr−êng gi¸o dôc.
121
4.1. Vai trß tiÒm n¨ng cña WLAN trong gi¸o dôc. 121
4.2. Lùa chän gi¶i ph¸p an toµn WLAN cho khu tr−êng häc. 122
4.3. §Ò xuÊt thùc thi WLAN an toµn t¹i tr−êng kü thuËt nghiÖp
vô c«ng an.
124
KÕt luËn 126
Phô lôc ch−¬ng tr×nh m∙ ho¸/gi¶I m∙ file. 127
Tµi liÖu tham kh¶o 138
6. 6
Danh môc c¸c tõ viÕt t¾t
STT Tõ viÕt t¾t Tªn ®Çy ®ñ
1 AES Advanced Encryption Standard
2 AP Access Point
3 BSS Basic Service Set
4 DCF Distributed Coordination Function
5 EAP Extensible Authentication Protocol
6 ESS Extended Service Set
7 HCF Hybrid Coordination Function
8 IBSS Independent Basic Service Set
9 IDS Intrusion Detection System
10 IEEE Institute of Electrical and Electronics Engineers
11 IPsec Internet Protocol Security
12 ISM Industrial Scientific and Medical
13 MAC Media Access Control
14 NIC Network Interface Card
15 PBCC Packet Binary Convolution Coding
16 PCF Point Coordination Function
17 PKI Public Key Infrastructure
18 PSK Pre-sharing Key
19 RADIUS Remote Authentication Dial-In User Service
20 TKIP Temporal Key Integrity Protocol
21 UNII Unlicense National Information Infrastructure
22 VPN Virtual Private Network
23 WEP Wired Equivalent Privacy
24 WLAN Wireless Local Area Network
25 WPA Wi-Fi Protected Access