The classical role of a firewall consists in protecting a computer network against attacks from the outside world, especially the Internet. Firewalls are often expensive, hard to c...
Ernst Georg Haffner, Thomas Engel, Christoph Meine...
Abstract. In 14] and 21] there are proposed ElGamal-type cryptosystems based on non-maximal imaginary quadratic orders with fast trapdoor decryption. The trapdoor information is th...
Naor and Reingold had proposed the construction of a strong pseudo-random permutation (SPRP) by using a layer of ECB encryption between two layers of invertible block-wise universa...
Abstract. Mutual authentication mechanisms can be used in RFID systems to preserve the confidentiality of the RFID tags. Hiding the unique IDs of the tags is critical to prevent u...
In Ubiquitous Computing Environment (UCE), service provider wants to provide its service to only legitimate users. Some users who belong to same service provider do not want to rev...