On the Implementation Code of the Secure Mesh Routing Protocol ...

International Workshop on OMNeT++
Code Contribution
On the Implementation Code of the Secure Mesh Routing
Protocol PASER in OMNeT++: The Big Picture
Mohamad Sbeiti and Christian Wietfeld
05.03.2013
Faculty of Electrical and Computing Engineering
Communication Networks Institute
Prof. Dr.-Ing. Christian Wietfeld

Communication Networks Institute
Prof. Dr.-Ing. C. Wietfeld
Sample Use Case of Wireless Mesh Networks
Toxic and
Explosive Gas
Burning Hall
Mesh Router
Unmanned Aerial Vehicle
Rescue Van –
Mesh Gateway
Flight Trajectory
Fire Fighter
Mesh Link
Malicious Node
Incident Scene
Wormhole Tunnel
Mohamad Sbeiti
On the Implementation Code of the Secure Mesh Routing Protocol PASER in OMNeT++: The Big Picture
Slide 2

Communication Networks Institute
Prof. Dr.-Ing. C. Wietfeld
Sample Use Case of Wireless Mesh Networks
o
o
Mesh Router
Toxic and
Explosive Gas
Lack of efficient security Burning Hall mechanisms in wireless mesh
networks especially with respect Unmanned to routing Aerial attacks Vehicle such
as wormhole
à Design of PASER
Lack of implementations of security mechanisms in
OMNeT++
Flight Trajectory
Fire Fighter
à Contribution of the PASER code
Mesh Link
Rescue Van –
Mesh Gateway
PASER:= Position Aware Secure and Efficient Mesh Routing Protocol Malicious Node
Incident Scene
Wormhole Tunnel
Mohamad Sbeiti
On the Implementation Code of the Secure Mesh Routing Protocol PASER in OMNeT++: The Big Picture
Slide 3

Communication Networks Institute
Prof. Dr.-Ing. C. Wietfeld
Overview of the Implementation Design of PASER in
OMNeT++
Implementation Goals
o Performance evaluation
o Low-effort optimization
o Verfication of the
protocol robustness
against well-known
attacks
o Portable code:
External Support Library
Cryptographic
Operations
Route Discovery
Add Route /
Release Packets
OpenSSL API
Sign / Encrypt / Hash
PASER Data Structures and Support Library
Configuration
Route Request /
Route Reply /
Key Block Req. /
Rep.
Message
Structure
Routing and Neighbour Tables
PASER Logic
Update Timeouts
Timer Management
Hello
Delete Route
Socket
Key Distribution Center (KDC)
Module
Message
Buffer
KDC Server
Socket
Message
Processing
Support Functions
Route Maintenance
Add Route /
Delete Route /
Release Packets
Route Error /
Route Refresh
Key Block Request / Reply
Route Request /
Route Error /
Route Refresh /
PASER Messages
Add Route /
Delete Route /
PASER Messages /
Released Packets
IP Networking Subsystem
Mohamad Sbeiti
On the Implementation Code of the Secure Mesh Routing Protocol PASER in OMNeT++: The Big Picture
Slide 4

Communication Networks Institute
Prof. Dr.-Ing. C. Wietfeld
Validation Setup – Static Scenario
Malicious Node
Wormhole tunnel
Simulation: 209 m
Indoor:-49 dBm
Simulation: 204 m
Indoor:-46 dBm
1 Source
2 Destination 3
Simulation
WLAN Type Application Data Rates
[Mbit/s]
Experimental
RoBoard RB-110 (1GHz
CPU, 256MB RAM) - Iperf
IEEE 802.11 g
IBSS
UDP-CBR 5
Channel Model
Simulation Time
[s]
# Runs
Nakagami
m= 9
100 10
Mohamad Sbeiti
On the Implementation Code of the Secure Mesh Routing Protocol PASER in OMNeT++: The Big Picture
Slide 5

Communication Networks Institute
Prof. Dr.-Ing. C. Wietfeld
Validation Results
Malicious Node
Wormhole tunnel
Simulation: 209 m
Indoor:-49 dBm
Simulation: 204 m
Indoor:-46 dBm
1 Source
2 Destination 3
Goodput
Goodput
Without wormhole attack
With wormhole attack
è Experimental measurements validate to a large extent simulation results
è PASER is robust against wormhole attack
Mohamad Sbeiti
On the Implementation Code of the Secure Mesh Routing Protocol PASER in OMNeT++: The Big Picture
Slide 6

Communication Networks Institute
Prof. Dr.-Ing. C. Wietfeld
Thank you for your attention
JOIN US: www.PASER.info
“Good and (secure) communication is as stimulating as black coffee,
and just as hard to sleep after."
- Anne Morrow Lindbergh -
Mohamad Sbeiti
On the Implementation Code of the Secure Mesh Routing Protocol PASER in OMNeT++: The Big Picture
Slide 7