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Research on Enhancing the wi-fi campus network........
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Research on Security of the WLAN Campus
Network
karthik.k
1st sem, M.Tech, CNE
OUTLINE WLAN Benefits.
WLAN Standards.
The 3 Feathers of WLAN.
Security Threats.
Existing Security.
New Security Control Program.
Conclusion.
References.
Dept of CSE, DSCE 2010
WLAN Benefits
Easy Installation.
Wide Range of Covering.
Economical.
High transfer rate. Dept of CSE, DSCE 2010
WLAN Standards
IEEE 802.11b
IEEE 802.11a
IEEE 802.11g
Dept of CSE, DSCE 2010
The Three Feathers of WLAN
The Openness of WLAN.
The Mobility of Node.
The Instability of Signal.Dept of CSE, DSCE 2010
Security Threats
AP Unauthorized Access.
Information Eavesdropping.
Signal Interference.
Denial of service.
Dept of CSE, DSCE 2010
Existing Security Technologies
SSID.
MAC Filtering.
WEP.Dept of CSE, DSCE 2010
New Security Control Program Proposed
Access Control.
Content Filtering.
Data Encryption.
User Management.
Log Audit.
Dept of CSE, DSCE 2010
Access Control
VPN :Replace existing WEP protocol Solutions.
Port Access Control[802.1x]
Dept of CSE, DSCE 2010
Content Filtering
Use Software Filters.
Use Hardware Filters.
Dept of CSE, DSCE 2010
Data Encryption
Include larger strength Encryption technologies.
Replace Existing WEP by WPA.
Dept of CSE, DSCE 2010
User Management
Use of different Grades with different permission levels.
Prohibit installing unauthorized AP.
Dept of CSE, DSCE 2010
Log Audit
Audit log file.
Store messages about software, services, operating system or hardware devices.
Dept of CSE, DSCE 2010
ConclusionAccess control, content filtering, data
encryption, user mgmt. & several other aspects, expected to provide some help with the construction of Digital Campus Network.
WLAN will play a more important role in colleges because of its high speed transmission capacity & flexibility.
Dept of CSE, DSCE 2010
ReferencesYong Yu, Wireless Distribution System in Management,
2007.5
Yong Yu, “Research on Wireless Distribution System in campus Network,” ACC 2009
IEEE Std 802.1X-2001:IEEE Standard for Local & Metropolitan area networks ports based network access control.USA:IEEE,2001
Yunwu Dai, “Analysis of Wireless Local Network Security” Science Mosaic.2008,12
Xiaohong Zhang, “Wireless LAN’s Security Mechanism,2006
Dept of CSE, DSCE 2010
Thank You
Dept of CSE, DSCE 2010
