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LInux : Detecting Insecure Network Protocols

You want to determine if insecure protocols are being used on the network.
Use dsniff. To monitor the network for insecure protocols:
# dsniff -m [-i interface] [-s snap-length] [filter-expression]
To save results in a database, instead of printing them:
# dsniff -w gotcha.db [other options...]
To read and print the results from the database: read more...

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