Speech privacy techniques are used to scramble clear speech into an unintelligible signal in order to avoid eavesdropping. Some analog speech-privacy equipments (scramblers) have ...
Jose Francisco de Andrade, Marcello Luiz Rodrigues...
In 2004, C. Park proposed an authentication protocol to provide user anonymity and untraceability in wireless mobile communication systems. The real user identities are hidden and...
We have proposed in the past three separate methodologies for secure software development. We have found that they have many common and complementary aspects and we proposed a com...
In this paper, we present a novel steganographic technique for hiding data in a kind of PDF texts. We first point out the secret channels in a kind of PDF English texts, which ar...
We consider the effect attackers who disrupt anonymous communications have on the security of traditional high- and low-latency anonymous communication systems, as well as on the...
Nikita Borisov, George Danezis, Prateek Mittal, Pa...