@inproceedings{CAIA-CP-071119C, title = {{An Empirical Evaluation of IP Time To Live Covert Channels}}, author = {Sebastian Zander and Grenville Armitage and Philip Branch}, month = {19-21 November}, year = {2007}, pages = {42-47}, booktitle = {15th IEEE International Conference on Networks (ICON 2007)}, address = {Adelaide, Australia}, doi = {10.1109/ICON.2007.4444059}, url = {http://dx.doi.org/10.1109/ICON.2007.4444059} }