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How data can be modified in a man in the middle attack? is there any video demonstrating that,any how to guide,i need practical material ,i have used cain and abel,ettercap but now i am strucked i don't know how to move furthur. I am able to see the packets but, how do i modify them.please help me.

Note:-I am working on mini project where i have to simulate the Man-in-the-Middle attack.

marked as duplicate by Rory Alsop Sep 23 '13 at 10:11

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For web based application: you can use MiTM proxy such as: OWASP ZAP Proxy and mitm (written in python). First you must configure your web browser to connect using this proxy. Then you can intercept and modify each requests and responses.

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