@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}
}