Abstract. We introduce the notion of persistent authenticated dictionaries, that is, dictionaries where the user can make queries of the type “was element e in set S at time t?...
Aris Anagnostopoulos, Michael T. Goodrich, Roberto...
We present an extensive experimental study of authenticated data structures for dictionaries and maps implemented with skip lists. We consider realizations of these data structures...
Michael T. Goodrich, Charalampos Papamanthou, Robe...
Authenticated dictionaries allow users to send lookup requests to an untrusted server and get authenticated answers. Persistent authenticated dictionaries (PADs) add queries agains...
In a password-based authentication system, to authenticate a user, a server typically stores password verification data (PVD), which is a value derived from the user’s password...
Abstract. We study the problem of authenticating the content and creation time of documents generated by an organization and retained in archival storage. Recent regulations (e.g.,...