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MODULES FOR TEACHING WIRELESS SENSOR NETWORKS

 

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MODULE 7: Security of Wireless Sensor Networks

Created: 10-15-2007                                      Last updated: 10-16-2009

1.       Learning objectives:

a)      Understand the security threats faced by WSNs;

b)      Understand the security primitives used in WSNs;

c)      Understand TinySec.

 

2.       Prerequisites:

Module 2, plus a) Basic concepts of network security; b) Basic concepts of computer networks.

 

3.       Module description:

Similar to other types of networks, wireless sensor networks are subject to various types of threats and attacks. Because security has become one of the major concerns to deploy WSNs in the real world, WSN course modules are not complete without modules focusing on WSN security. We start with the introduction of major attack models targeted at WSNs. We then focus on the TinySec protocol, which aims at providing message integrity and confidentiality at the data link layer. TinySec has also become an implemented module in TinyOS. Our course module introduces the details with respect to how TinySec is designed and implemented.

4.       Tools utilized:

Micaz motes and TelosB motes are used as the example hardware platforms to illustrate security concerns and representative security protocols in WSNs.

 

5.       Requirements:

Students are required to read related papers and understand presented ideas. After these steps, students are then encouraged to go through TinyOS CVS tree to have a deeper understanding of TinySec.

6.       Assignments and Hands-on projects:

There is no hands-on project for this module.

+ Assignment

 

7.       Level of difficulty: This is classified as an advanced module.

8.       Grading/evaluation criteria: The grader checks the correctness of the assignment questions.

9.       PowerPoint slides: security.ppt

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