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Wireless Device and Network level security

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Chetan Kumar S
Chetan Kumar S

This document provides an overview of security at the device, network, and server levels for wireless systems. It discusses security requirements and challenges for mobile devices, networks, and servers. It also summarizes common wireless network security standards and protocols like WEP, WPA, and WPA2. Specific security threats and potential solutions are outlined for each level.

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Security at Device, Network & Server Levels QIP Short Term Course On Wireless  Security Chetan Kumar Shivakumar Protocol Engineering and Technology Unit, IISc. (Currently working at Alcatel Lucent India Limited) e-mail shivakumar.chetan@gmail.com
Organization ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Session 1 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What is security ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mobile Security specifics ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Need for Mobile Device Security ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Need for Mobile Device Security ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Need for Mobile Device Security ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Important Data on mobile device ,[object Object],[object Object],[object Object],[object Object],[object Object]
Mobile device security Threat ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Mobile device security Threat ,[object Object],[object Object],[object Object]
Environmental Threats ,[object Object],[object Object],[object Object],[object Object],[object Object]
Few solutions for device security ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Policy enforced solutions ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
OS Security Mechanism ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Network Level Security
Why do we need network security I can send mail to all news channels using wifi access from this building. No non-repudiation
Why do we need network security I can get the passwords now sitting outside this building Internet Banking is so easy with WiFi at home Eves dropping
Why security is more of a concern in wireless ? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Why security is more of a concern in wireless ? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Why security is more of a concern in wireless ? ,[object Object],[object Object]
Network Level Security Challenges ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Wireless LAN Security ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Service Set Identifier (SSID) ‏ ,[object Object],[object Object],[object Object],[object Object]
MAC Address Filtering ,[object Object],[object Object],[object Object],[object Object],[object Object]
Issues with MAC Address Filtering ,[object Object],[object Object],[object Object]
End of session 1 ,[object Object]
Session 2 ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
WEP - Wired Equivalent privacy ,[object Object],[object Object],[object Object],[object Object],[object Object]
WEP - Wired Equivalent privacy ,[object Object],[object Object],[object Object],[object Object],[object Object]
WEP - Wired Equivalent privacy ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
What is WPA? ,[object Object],[object Object]
WPA in nut shell… ,[object Object],[object Object],[object Object],[object Object]
WPA in nut shell… ( Cont’d ) ‏ ,[object Object],[object Object],[object Object],[object Object]
WPA Modes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
In Summary ,[object Object],[object Object],[object Object]
AdHoc Network Security issues ,[object Object],[object Object],[object Object],[object Object],[object Object]
Server Level Security ,[object Object],[object Object],[object Object]
Security Threats in Servers ,[object Object],[object Object],[object Object],[object Object]
Securing the Servers ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
Thank You ,[object Object],[object Object]
Backup Slide ,[object Object]

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Wireless Device and Network level security

  • 1. Security at Device, Network & Server Levels QIP Short Term Course On Wireless  Security Chetan Kumar Shivakumar Protocol Engineering and Technology Unit, IISc. (Currently working at Alcatel Lucent India Limited) e-mail shivakumar.chetan@gmail.com
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  • 17. Why do we need network security I can send mail to all news channels using wifi access from this building. No non-repudiation
  • 18. Why do we need network security I can get the passwords now sitting outside this building Internet Banking is so easy with WiFi at home Eves dropping
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