[PDF] Top 20 On the Security of Two-Round Multi-Signatures
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On the Security of Two-Round Multi-Signatures
... The only room left by Theorem 1 are for a number of alternative proof approaches, but none of them look particularly hopeful. First, the theorem becomes moot when the OMDL problem turns out to be easy but the DL problem ... See full document
32
Thring Signatures and their Applications to Spender-Ambiguous Digital Currencies
... general multi- signature scheme in the plain public key model, but also presented a detailed discussion of the knowledge-of-secret-key (KOSK) ...the security proofs for schemes such as ours are dramatically ... See full document
27
Two-Round Multiparty Secure Computation from Minimal Assumptions
... Ideal functionalities and ideal protocols. Security of protocols is defined via comparing the protocol execution to an ideal protocol for carrying out the task at hand. A key ingredient in the ideal protocol is ... See full document
40
Two Round Multiparty Computation via Multi-Key FHE
... Semi-Malicious Security. Following [AJLA + 12], we will actually prove that the above proto- col satisfies something called “semi-malicious” security which is stronger than honest-but-curious. Intuitively, ... See full document
33
AES Keys and Round Functions for Data Security
... of two parts: Computational flow of AES includes various steps to complete its ...Add Round Key, Sub Bytes, Shift Rows and Mix Columns. The Add Round Key means plaintext is updated with the result of ... See full document
5
What Security Can We Achieve within 4 Rounds?
... The round complexity of multi-party ...the round-complexity of secure protocols, where by a round of communication we mean a single message transmission from one party to ...secure ... See full document
54
Concise Multi-Challenge CCA-Secure Encryption and Signatures with Almost Tight Security
... CCA2 security in the multi-challenge-multi-user setting is almost tightly related to the DLIN assump- ...of two in [46,48]) if it is accompanied with a NIZK proof of knowledge of the plaintext ... See full document
31
Adaptively Secure, Universally Composable, Multi-Party Computation in Constant Rounds
... adaptive security [3] made the assumption that honest parties can securely erase local data ...secure two-party computation is much easier with the assumption of secure erasure [26] than without ... See full document
26
Multi-Round SR2C Encryption & Decryption
... rounds. Two main techniques were carried out as comparative and cumulative and it was observed that at each time ...of security present in information transformation resulting in a byte pattern which is not ... See full document
9
Two Round Information-Theoretic MPC with Malicious Security
... and security guarantees of ...Each round in Π, corresponds to 3 operations/rounds in Φ - one for decrypting private messages sent over a broadcast channel, the second one for computing the next message ... See full document
58
Beyond the Limitation of Prime-Order Bilinear Groups, and Round Optimal Blind Signatures
... a round optimal (partially) blind signature scheme (without relying on the random oracle heuristic) based on the decisional linear assumption in the common reference string model, which is of independent ...vs. ... See full document
30
On the Security Loss of Unique Signatures
... (i.e., two-round) security assumptions ...the security assumption may have arbitrarily many rounds, then it becomes trivial to base security on such an assumption ...the security ... See full document
39
Two round multiparty computation via Multi-key fully homomorphic encryption with faster homomorphic evaluations
... In 2012, L ́opez-Alt et al. first proposed the concept of MKFHE, and con- struct a MKFHE scheme [LTV12] based on a variant NTRU public key cryp- tosystem [15], which is a variant of the original NTRU scheme in [16]. Its ... See full document
18
Enhanced Security of Attribute-Based Signatures
... The privacy in Definition 2.7 only states that the relation between the signature and the secret keys is hidden. In particular, an adversary can not determine which signer issued a signature. Another way to describe ... See full document
32
On Composable Security for Digital Signatures
... Our security definition for DSSs is based on the repositories introduced in Sect. 3. Intuitively, the honest parties execute a protocol to construct from an insecure repository, in which the attacker has full ... See full document
46
Research on the impact of mass fractions of multi-element granular structure on the mixing process
... While making the analysis of the particular mixture clusters (Fig. 5) it was observed that the biggest impact on the course of the process was that of two elements agglo- merated in one cluster (barley and wheat); ... See full document
8
The impact of crime on security in tourism
... The routine activity theory (Cohen and Felson 1979) is based on classic concepts of human ecology, and at the centre of this theory are routine activities in everyday life. Cohen and Felson argue that the routine ... See full document
20
The effects of functionalized multi-walled carbon nanotube on mechanical properties of multi-walled carbon nanotube/epoxy composites
... The mechanical properties of the multi-walled carbon nanotube (MWCNT)/epoxy composites affected by carboxyl and amino functionalized MWCNT are investigated. Tensile tests of the specimens were carried out to ... See full document
11
Compact Multi-Signatures for Smaller Blockchains
... the multi-signature generated by the set S , and the message ...signature. Security should ensure that a set of signers S 0 6⊇ S cannot issue a signature that will be accepted as if it were generated by S ... See full document
33
The Influence of strategic culture on shaping security policy
... way security is perceived, e.g. the perception of threats, preferred security policy measures, potential directions of seeking allies or ways of elimi- nating threats (Jakubczak and Flis ... See full document
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