Iliano Cervesato Aaron D. Jaggard Andre Scedrov Joe-Kai Tsay Christopher Walstad Breaking and fixing public-key Kerberos. 402-424 2008 206 Inf. Comput. 2-4 http://dx.doi.org/10.1016/j.ic.2007.05.005 db/journals/iandc/iandc206.html#CervesatoJSTW08