Improved (almost) tightly-secure simulation-sound QA-NIZK with applications

DOI10.1007/978-3-030-03326-2_21zbMath1446.94093OpenAlexW2898277340MaRDI QIDQ1633477

Arnab Roy, Masayuki Abe, Miyako Ohkubo, Charanjit S. Jutla

Publication date: 20 December 2018

Full work available at URL: https://doi.org/10.1007/978-3-030-03326-2_21

zbMATH Keywords

CCApublic-key encryptionstructure-preserving signaturestight securityQA-NIZKsimulation-soundness

Mathematics Subject Classification ID

Cryptography (94A60)

Related Items (11)

QA-NIZK Arguments of Same Opening for Bilateral Commitments ⋮ Signatures of knowledge for Boolean circuits under standard assumptions ⋮ Subversion-resistant quasi-adaptive NIZK and applications to modular zk-SNARKs ⋮ Almost tightly-secure re-randomizable and replayable CCA-secure public key encryption ⋮ Fine-grained verifier NIZK and its applications ⋮ CRS-updatable asymmetric quasi-adaptive NIZK arguments ⋮ Unbounded HIBE with tight security ⋮ Compact structure-preserving signatures with almost tight security ⋮ Tightly CCA-secure inner product functional encryption scheme ⋮ Short tightly secure signatures for signing a vector of group elements: a new approach ⋮ Shorter non-interactive zero-knowledge arguments and ZAPs for algebraic languages

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