Linearly homomorphic signatures from lattices

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August undefined, 2024

Nettet31. mar. 2024 · For a predicate P, their notion of P-homomorphic signature makes it possible, given signatures on a message set M, to publicly derive a signature on any message m′ such that P(M,m′)=1.

Linearly Homomorphic Signatures from Lattices Request PDF

NettetHomomorphic signatures. A homomorphic signature scheme [18,19,63,5] en-ables computations on signed data. Speci cally, a user can sign a message x using her private signing key to obtain a signature ˙. Later on, she can delegate the pair (x;˙) to an untrusted data processor. The data processor can then Nettet27. jun. 2016 · We first recall Boneh and Freeman's linearly homomorphic signature scheme based on the intersection method of two integer lattices [6]. In [6] , on a triple ( … how much to stream sports

A compiler for multi-key homomorphic signatures for Turing …

NettetAbstract. In this paper, we design a new lattice-based linearly homomorphic signature scheme over F2. The existing schemes are all constructed based on hash-and-sign … Nettet29. des. 2024 · A lightweight certificateless linearly homomorphic network coding signature scheme is proposed. This scheme requires a quite low computational cost when both signing and verifying a data packet. In addition, it is proved that the scheme is secure, and it was implemented by using the Java Pairing-Based Cryptography Library ... NettetAsynchronous Remote Key Generation for Post-Quantum Cryptosystems from Lattices Nick Frymann, Daniel Gardham, Mark ... KEMs, and schemes supporting delegation, such as proxy signatures. The only known instance of ARKG generates discrete-log-based keys. In this paper, we introduce new ARKG constructions for lattice-based … men\u0027s mid calf snow boots

Linearly homomorphic structure-preserving signatures and their ...

Matrioska: A Compiler for Multi-Key Homomorphic Signatures

Nettet14. jun. 2015 · David Mandell Freeman. Improved Security for Linearly Homomorphic Signatures: A Generic Framework. In PKC, pages 697--714, 2012. Google Scholar Digital Library; Craig Gentry. Fully homomorphic encryption using ideal lattices. In STOC, pages 169--178, 2009. Google Scholar Digital Library; Craig Gentry, Chris Peikert, and Vinod … Nettet11. jun. 2014 · Rückert M. Strongly ungorgeable signatures and hierarchical identity-based signatures from lattices without random oracles. In: Proceedings of PQCrypto’2010, Darmstadt, 2010. 182–200. Google Scholar Wang F H, Hu Y P, Wang B C. Lattice-based linearly homomorphic signature scheme over binary field. men\u0027s mid layer pantsNettetLeveled Fully Homomorphic Signatures from Standard Lattices Daniel Wichs June 15, 2014 Abstract In a homomorphic signature scheme, a user Alice signs some large … how much to stock a pond

"Nettet13. sep. 2024 · Micciancio D Peikert C Pointcheval D Johansson T Trapdoors for lattices: simpler, tighter, faster, smaller Advances in Cryptology – EUROCRYPT 2012 2012 … " - Linearly homomorphic signatures from lattices

Linearly homomorphic signatures from lattices

Provable Secure Attribute-Based Proxy Signature Over Lattice …

Nettet1. jun. 2015 · Linearly homomorphic signature (LHS) enables linear computation on signed data, and they have been investigated in many flavors and settings, e.g., for network coding to resist pollution attacks ... Nettet27. nov. 2024 · DOI: 10.1093/comjnl/bxaa034 Corpus ID: 229453745; Linearly Homomorphic Signatures from Lattices @article{Lin2024LinearlyHS, title={Linearly …

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NettetPrevious results on linearly homomorphic signatures make use of groups in which the discrete logarithm problem is hard [18, 11, 25, 4] or the RSA assumption holds [13]. In … Nettetconstructed the rst HS scheme for arbitrary circuits of bounded depth from standard lattices. Multi-Key Homomorphic Signatures. In a recent work, Fiore et al. [15] initiated the study of multi-key homomorphic signatures (MK-HS). In a nutshell, MK-HS are homomorphic signatures that allow for computing on data signed using di erent …

Nettet17. des. 2024 · Linearly homomorphic signatures (LHSs) allow any entity to linearly combine a set of signatures and to provide authentication service for the corresponding (combined) data. The public key of the current known LHSs from lattices in the … Nettet30. okt. 2024 · Additionally, a linearly homomorphic signature scheme without trapdoor is proposed from the R-LWE assumption. The security of the above two schemes are reducible to the worst-case hardness of ...

Nettet27. mar. 2024 · Lattice-based homomorphic encryption (HE) schemes are based on the noisy encryption technique, where plaintexts are masked with some random noise for security. Recent advanced HE schemes rely on a decomposition technique to manage the growth of noise, which involves a conversion of a ciphertext entry into a short vector … NettetA linearly homomorphic signature scheme signs n-dimensional vectors v 1;:::;v kdeﬁned over some ﬁnite ﬁeld F p and outputs one signature per vector. The linear homomorphic property is that given these k signatures, anyone can produce a signature on any vector v in the F p-linear span of v 1;:::;v k. The signature

Nettet30. mai 2024 · Nuttapong Attrapadung, Benoît Libert, and Thomas Peters. 2013. Efficient Completely Context-Hiding Quotable and Linearly Homomorphic Signatures. In Proceedings of the 16th International Conference on Practice and Theory in Public-Key Cryptography (PKC '13), February 26-March 1, 2013, Nara, Japan.

Nettethomomorphic signature scheme which allows any entity, without the knowledge of the signer’s private key, to compute the signature σ(w) on any subset w of x from the signature σ(x). There are various types of homomorphic signatures with diﬀerent homomor-phic operations. Among them, linearly homomorphic signatures allow … how much to stream bally sportsNettetmorphic signatures, a user Alice can outsource her signed data to a remote server acting as a data processor, and later verify various computations performed by the server over … how much to stay in bamburgh castleNettet1. sep. 2024 · Download Citation A New Fully Homomorphic Signatures from Standard Lattices Recently, Gorbunov, Vaikuntanathan and Wichs [6] propose a new powerful … how much to study in unsw