@misc {IOPORT.71016094,
    author       = {Wang, Lingyu and Jajodia, Sushil and Singhal, Anoop and Noel, Steven},
    title        = {$k$-zero day safety: measuring the security risk of networks against unknown attacks},
    howpublished = {ESORICS, 573-587 (2010).},
    year         = {2010},
    doi          = {10.1007/978-3-642-15497-3_35},
    identifier   = {71016094},
}