Results 51 to 60 of about 809 (157)

Novel construction of forward-secure public-key encryption in the standard model

open access: yesTongxin xuebao, 2014
All existing provably secure forward-secure public-key encryption schemes in the literature were only proven to be chosen-plaintext secure. A novel forward-secure public-key encryption scheme without random oracles was pro-posed.
Yang LU, Ji-guo LI
doaj   +2 more sources

Provable Security and Indifferentiability.

open access: yes, 2012
In this thesis we consider different problems related to provable security and indifferentiability framework. Ideal primitives such as random oracles, ideal ciphers are theoretical abstractions of cryptographic hash functions and block ciphers respectively.
openaire   +1 more source

Improvement of a Conditional Privacy-Preserving and Desynchronization-Resistant Authentication Protocol for IoV

open access: yesApplied Sciences
In Internet of Vehicles (IoV), the secure data transmission between vehicles and transportation infrastructure effectively ensures the safety and fast driving of vehicles, while authentication and key agreement protocols between vehicles and ...
Qi Xie, Juanjuan Huang
doaj   +1 more source

Provably secure partially blind signature without trusted PKG

open access: yesTongxin xuebao, 2010
Using gap Diffie-Hellman groups, based partially blind signature scheme, an efficient ID-based partially blind signature scheme without trusted private key generator (PKG) was proposed.
FENG Tao1, PENG Wei1, MA Jian-feng3
doaj   +2 more sources

Efficient identification protocol provably secure in standard model

open access: yesTongxin xuebao, 2009
Based on the hardness assumption of the collusion attack algorithm with k traitors (K-CAA) in a gap Diffie-Hellman (GDH) group, a new and efficient identification protocol is proposed.
LI Yan-ping1, WANG Yu-min1
doaj   +2 more sources

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