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Flaws in some self-healing key distribution schemes with revocation

Daza, Vanesa; Herranz, Javier; Sáez, Germán (Elsevier, 2009)

Dutta and Mukhopadhyay have recently proposed some very efficient self-healing key distribution schemes with revocation. The parameters of these schemes contradict some results (lower bounds) presented by Blundo et al. In ...
On the computational security of a distributed key distribution scheme

Daza, Vanesa; Herranz, Javier; Sáez, Germán (Institute of Electrical and Electronics Engineers (IEEE), 2008)

In a distributed key distribution scheme, a set of servers helps a set of users in a group to securely obtain a common key. Security means that an adversary who corrupts some servers and some users has no information about ...