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ACNS
2005
Springer
97views Cryptology» more  ACNS 2005»
14 years 1 months ago
Quantifying Security in Hybrid Cellular Networks
Abstract. We propose a micro-payment scheme for symmetric multihop cellular networks that encourages intermediaries to transmit packets and recipients to provide auditing informati...
Markus Jakobsson, Liu Yang
CN
1999
91views more  CN 1999»
13 years 7 months ago
On the Security of Pay-per-Click and Other Web Advertising Schemes
We present a hit inflation attack on pay-per-click Web advertising schemes. Our attack is virtually impossible for the program provider to detect conclusively, regardless of wheth...
Vinod Anupam, Alain J. Mayer, Kobbi Nissim, Benny ...
PKC
1998
Springer
107views Cryptology» more  PKC 1998»
13 years 12 months ago
On the Security of ElGamal Based Encryption
The ElGamal encryption scheme has been proposed several years ago and is one of the few probabilistic encryption schemes. However, its security has never been concretely proven bas...
Yiannis Tsiounis, Moti Yung
PKC
2009
Springer
115views Cryptology» more  PKC 2009»
14 years 8 months ago
Compact CCA-Secure Encryption for Messages of Arbitrary Length
This paper proposes a chosen-ciphertext secure variant of the ElGamal public-key encryption scheme which generates very compact ciphertexts for messages of arbitrary length. The ci...
Masayuki Abe, Eike Kiltz, Tatsuaki Okamoto
SIGECOM
1999
ACM
105views ECommerce» more  SIGECOM 1999»
13 years 12 months ago
Nark: receiver-based multicast non-repudiation and key management
The goal of this work is to separately control individual secure sessions between unlimited pairs of multicast receivers and senders while preserving the scalability of receiver i...
Bob Briscoe, Ian Fairman