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    IACR
    2016
    46views Biometrics» more  IACR 2016»
    On the Hardness of LWE with Binary Error: Revisiting the Hybrid Lattice-Reduction and Meet-in-the-Middle Attack
    8 years 8 months ago
    On the Hardness of LWE with Binary Error: Revisiting the Hybrid Lattice-Reduction and Meet-in-the-Middle Attack
    Download  eprint.iacr.org
    The security of many cryptographic schemes has been based on special instances of the Learning with Errors (LWE) problem, e.g., Ring-LWE, LWE with binary secret, or LWE with ternar...
    Johannes A. Buchmann, Florian Göpfert, Rachel...
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    IACR
    2016
    106views Biometrics» more  IACR 2016»
    Cryptanalysis of the New CLT Multilinear Map over the Integers
    8 years 8 months ago
    Cryptanalysis of the New CLT Multilinear Map over the Integers
    Download  eprint.iacr.org
    Abstract. Multilinear maps serve as a basis for a wide range of cryptographic applications. The first candidate construction of multilinear maps was proposed by Garg, Gentry, and ...
    Jung Hee Cheon, Pierre-Alain Fouque, Changmin Lee,...
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    IACR
    2016
    61views Biometrics» more  IACR 2016»
    Analysis of Gong et al.'s CCA2-Secure Homomorphic Encryption
    8 years 8 months ago
    Analysis of Gong et al.'s CCA2-Secure Homomorphic Encryption
    Download  eprint.iacr.org
    It is a well-known result that homomorphic encryption is not secure against adaptive chosen ciphertext attacks (CCA2) because of its malleability property. Very recently, however, ...
    Hyung Tae Lee, San Ling, Huaxiong Wang
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    IACR
    2016
    46views Biometrics» more  IACR 2016»
    The Magic of ELFs
    8 years 8 months ago
    The Magic of ELFs
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    We introduce the notion of an Extremely Lossy Function (ELF). An ELF is a family of functions with an image size that is tunable anywhere from injective to having a polynomial-siz...
    Mark Zhandry
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    IACR
    2016
    43views Biometrics» more  IACR 2016»
    Interactive Oracle Proofs
    8 years 8 months ago
    Interactive Oracle Proofs
    Download  eprint.iacr.org
    We initiate the study of a proof system model that naturally combines two well-known models: interactive proofs (IPs) and probabilistically-checkable proofs (PCPs). An interactive...
    Eli Ben-Sasson, Alessandro Chiesa, Nicholas Spoone...
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    IACR
    2016
    45views Biometrics» more  IACR 2016»
    Attacks and parameter choices in HIMMO
    8 years 8 months ago
    Attacks and parameter choices in HIMMO
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    The HIMMO scheme has been introduced as a lightweight collusion-resistant key pre-distribution scheme, with excellent efficiency in terms of bandwidth, energy consumption and compu...
    Oscar García Morchon, Ronald Rietman, Ludo ...
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    IACR
    2016
    67views Biometrics» more  IACR 2016»
    Accountable Privacy for Decentralized Anonymous Payments
    8 years 8 months ago
    Accountable Privacy for Decentralized Anonymous Payments
    Download  eprint.iacr.org
    Decentralized ledger-based currencies such as Bitcoin provide a means to construct payment systems without requiring a trusted bank. Removing this trust assumption comes at the sig...
    Christina Garman, Matthew Green 0001, Ian Miers
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    IACR
    2016
    41views Biometrics» more  IACR 2016»
    Obfuscation without Multilinear Maps
    8 years 8 months ago
    Obfuscation without Multilinear Maps
    Download  eprint.iacr.org
    Known methods for obfuscating a circuit need to represent the circuit as a branching program and then use a multilinear map to encrypt the branching program. Multilinear maps are,...
    Dingfeng Ye, Peng Liu
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    IACR
    2016
    41views Biometrics» more  IACR 2016»
    Practical backward unlinkable revocation in FIDO, German e-ID, Idemix and U-Prove
    8 years 8 months ago
    Practical backward unlinkable revocation in FIDO, German e-ID, Idemix and U-Prove
    Download  eprint.iacr.org
    Abstract FIDO, German e-ID, Idemix and U-Prove constitute privacyenhanced public-key infrastructures allowing users to authenticate in an anonymous way. This however hampers timely...
    Eric R. Verheul
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    IACR
    2016
    36views Biometrics» more  IACR 2016»
    Better Preprocessing for Secure Multiparty Computation
    8 years 8 months ago
    Better Preprocessing for Secure Multiparty Computation
    Download  eprint.iacr.org
    We present techniques and protocols for the preprocessing of secure multiparty computation (MPC), focusing on the so-called SPDZ MPC scheme [19] and its derivatives [16,18,1]. Thes...
    Carsten Baum, Ivan Damgård, Tomas Toft, Rasm...
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