Public Key Encryption Schemes with AONT
Building Key-Private Public-Key Encryption Schemes
... identity-based encryption with multiple trusted authorities, TA anonymity formally models the inability of an ad- versary to distinguish two ciphertexts corresponding to the same message and identity, but ...
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Public-Key Encryption Schemes with Auxiliary Inputs
... Placing the current paper within this body of work, we focus on side channel at- tacks which result from “memory leakages” [1, 8, 2, 20, 16]. In this class of attacks, the attacker chooses an arbitrary, efficiently ...
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Strong knowledge extractors for public-key encryption schemes
... secret key awareness (SKA), requires it to be infeasible to generate new valid public keys without knowing their corresponding secret ...of key-generation mechanisms. We show that an ...
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Efficient Public Key Encryption with Keyword Search Schemes from Pairings
... Abstract Public key encryption with keyword search (PEKS) enables user Alice to send a secret key T W to a server that will enable the server to locate all encrypted messages containing the ...
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A New Security Definition for Public Key Encryption Schemes and Its Applications
... hybrid encryption schemes, we can use Key En- capsulation Mechanism (KEM) to replace PKE in order to achieve high efficiency [2, 20, 21, ...PKE schemes, which we call Weak INDistinguishability ...
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Chosen Public Key and Ciphertext Secure Proxy Re-encryption Schemes
... re-encryption schemes have been found useful in many applications, including e-mail forwarding, law-enforcement monitoring, and content ...chosen public key ...chosen public key ...
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On Generic Constructions of Circularly-Secure, Leakage-Resilient Public-Key Encryption Schemes
... the encryption algorithm of the constructed scheme uses that of the base scheme, but by reusing the randomness values of the ciphertexts given in the public ...form public keys and encryptions in ...
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Stronger Public Key Encryption Schemes Withstanding RAM Scraper Like Attacks
... attacks, key leakages [12] etc are among new kinds of threats and these mechanisms provide adversary many information that are not captured by the CCA2 attack ...secret key and these values may enhance the ...
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Public key encryption and encryption emulation attacks
... she cannot decrypt any single bit correctly with probability significantly higher than 3 4 by using the encryption emulation attack in the broad sense (i.e., where she can emulate both the sender’s and the ...
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E-Visas Verification Schemes Based on Public-Key Infrastructure and Identity Based Encryption
... 11800 Penang, Malaysia Abstract: Problem statement: Visa is a very important travelling document, which is an essential need at the point of entry of any country we are visiting. However an important document such as ...
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Related Message Attacks to Public Key Encryption Schemes: Relations among Security Notions
... tain public key encryption scheme, gains knowledge of several ciphertexts which underlying plaintext are meaningfully related with a given target ...several public key encryption ...
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Public Key Encryption for the Forgetful
... Our second example has do to with data centers or more generally, cloud computing. Businesses are increasingly relying on cloud computing to outsource data processing and storage, with the primary goal of reducing or ...
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Public Key Encryption Systems
... • One key is kept secret by the owner • The other is made public to the world • If you want to send an encrypted.. message to someone, encrypt with his public key.[r] ...
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A Novel Approach to combine Public-key encryption with Symmetric-key encryption
... ABSTRACT: P2P computing can be defined as the sharing of computer resources and services by direct exchange. P2P computing provides an alternative to the traditional client/server architecture, while employing the ...
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Broadcast Encryption with Random Key Pre-distribution Schemes
... broadcast encryption has received a lot of attention since the problem was defined by Fiat and Noar in ...such schemes can generally be extended to permit broadcast by parties other than the TA - if ...
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Some Practical Public-Key Encryption Schemes in both Standard Model and Random Oracle Model
... the schemes are secure, it does not rule out all possible ...practical public key cryptosystem which is provably IND-CCA secure was discovered by Cramer and Shoup ...
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Anonymity and Time in Public-Key Encryption
... Before looking at the relation between the security models for BE and ABE, we consider an important notion common to both primitives, namely collusion resis- tance. As mentioned in Chapter 2, one of the defining ...
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Anonymity and Time in Public-Key Encryption
... particular, key- privacy was introduced by [8] in the public-key setting to capture the idea that a ciphertext does not leak any information about the public key under which it was ...
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Public-Key Encryption with Lazy Parties
... in public-key encryption. A problem of public-key encryption with lazy parties is that lazy parties might not use good randomness in ...hedged public-key ...
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Fully Bideniable Public-Key Encryption
... Bideniable encryption allows both sender and receiver in a public-key setting to si- multaneously claim that a different message of their choice was transmitted, and support this claim by a ...
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