Signing key exposure resistance

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August undefined, 2024

WebMay 1, 2024 · Definition 4 Forward Security(Key-Exposure Resilience) under Continual Leakage. An auditing protocol is l-Forward Secure(Key-Exposure Resilient) under Continual Leakage if for any probabilistic polynomial-time adversary A, the advantage of the adversary to win the above game is a negligible function in λ. 4.2. Our protocol Webdigital signatures can be combined with passwords [1, 2], smart cards [3], biometrics [4], cha-otic parallel keyed hash functions [5] and other technologies to achieve identity au

Revocable Identity-based Fully Homomorphic Signature Scheme …

Webalso note that key exposure against the transformation key is unnecessary when the key updated is sent through via a public channel since the transformation key can be derived by anyone. On the other hand, since the user decryption. 95 key is static, it obviously cannot resist the decryption key exposure attack we. 5 WebMar 26, 2024 · Lian et al. proposed a revocable attribute-based signature scheme, but Wei et al. revealed that Lian et al.’s scheme is vulnerable to signing key exposure. If a signature scheme can resist the signing key exposure attack, then the users store their secret keys on physical devices with relatively high security levels, while the update keys can ... ims crankshaft fixture

Scalable revocable identity-based signature over lattices in the ...

WebIn 2014, a new security definition of a revocable identity-based signature (RIBS) with signing key exposure resistance was introduced. Based on this new definition, many scalable … WebMay 1, 2015 · If a signature scheme can resist the signing key exposure attack, then the users store their secret keys on physical devices with relatively high security levels, while … WebApr 1, 2024 · In [15], the key exposure is against the partial decryption key (or transformation key) possessed by the CSP while in this paper we consider the exposure … ims cr500 tank

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Enabling Cloud Storage Auditing With Verifiable Outsourcing of Key …

WebFeb 5, 2015 · Cloud storage auditing is viewed as an important service to verify the integrity of the data in public cloud. Current auditing protocols are all based on the assumption that the client's secret key for auditing is absolutely secure. However, such assumption may not always be held, due to the possibly weak sense of security and/or low security settings at … WebIn this paper, we aim to provide a scalable revocation mechanism for attribute-based signature (ABS). Specifically, we first formally define the syntax of revocable ABS (RABS), followed with a corresponding security model that considers a realistic threat called signing key exposure. Then, built on the ideas of an ABS scheme and binary data ... lithium side effects nzWebIn 2014, a new security definition of a revocable identity-based signature (RIBS) with signing key exposure resistance was introduced. Based on this new... DOAJ is a community … lithium side effects fatigue

"WebMay 1, 2024 · In addition, we introduce a new security definition of RIBFHS with signing key exposure resistance. Then, we employ Agrawal’s left–right lattices and delegation … " - Signing key exposure resistance

Signing key exposure resistance

On the Key Exposure Problem in Chameleon Hashes - IACR

WebMar 26, 2024 · Lian et al. proposed a revocable attribute-based signature scheme, but Wei et al. revealed that Lian et al.’s scheme is vulnerable to signing key exposure. If a signature … Weber a signing key exposure attack and cannot withstand this attack. Furthermore, we propose an improved RIBS scheme that provides strong unforgeability and signing key exposure resistance in the standard mod-el. In addition, the analysis results indicate that our scheme has higher computational performance and security. 2. Preliminaries

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Web13 hours ago · In fact, copper mining deals exceeded gold mining deals in total value last year, according to a new report by S&P Global. M&A work among copper companies in 2024 totaled more than $14 billion in ... WebDec 19, 2024 · The key exposure is a serious threat for the security of data integrity auditing. Once the user's private key for auditing is exposed, most of the existing data integrity auditing schemes would inevitably become unable to work. To deal with this problem, we construct a novel and efficient identity-based data integrity auditing scheme with key …

WebNov 2, 2024 · The Key Exposure Resistant GKA Protocol. In the key exposure resistant GKA protocol, the secret sharing scheme is employed to resist the rushing attack with the key … WebFeb 1, 2024 · Revocable identity-based fully homomorphic signature scheme with signing key exposure resistance @article{Xie2024RevocableIF, title={Revocable identity-based …

WebJan 14, 2024 · In 2014, a new security definition of a revocable identity-based signature (RIBS) with signing key exposure resistance was introduced. Based on this new … WebFeb 1, 2024 · Revocable identity-based fully homomorphic signature scheme with signing key exposure resistance @article{Xie2024RevocableIF, title={Revocable identity-based fully homomorphic signature scheme with signing key exposure resistance}, author={Congge Xie and Jian Weng and Dehua Zhou}, journal={Inf. Sci.}, year={2024}, volume={594}, …

WebDec 19, 2024 · The key exposure is a serious threat for the security of data integrity auditing. Once the user's private key for auditing is exposed, most of the existing data integrity …

WebFeb 11, 2016 · Abstract: Key-exposure resistance has always been an important issue for in-depth cyber defence in many security applications. Recently, how to deal with the key exposure problem in the settings of cloud storage auditing has been proposed and studied. To address the challenge, existing solutions all require the client to update his secret keys … ims craneWebMar 26, 2024 · Abstract. Identity-based proxy re-signature (IDPRS) is a novel cryptographic primitive that allows a semi-trusted proxy to convert a signature under one identity into another signature under another identity on the same message by using a re-signature key. Due to this transformation function, IDPRS is very useful in constructing privacy ... lithium side effects memoryWebWe reviewed existing lattice-based RIBS schemes and found that all these schemes are vulnerable to signing key exposure. Hence, in this paper, we propose the first lattice … ims country codeWebSep 15, 2024 · Public key cryptography is a major branch of modern cryptography and forms the foundation of computer and network security, as well as electronic commerce. It is a fantastic and fast evolving research area. New public key cryptographic technologies and systems, such as identity-based, attributed-based and functional cryptosystems, have … ims craft showWebTY - JOUR A2 - Kapron, Bruce M. AU - Xie, Congge AU - Weng, Jian AU - Wen, Jinming PY - 2024 DA - 2024/01/14 TI - Scalable Revocable Identity-Based Signature Scheme with Signing Key Exposure Resistance from Lattices SP - 1743421 VL - 2024 AB - In 2014, a new security definition of a revocable identity-based signature (RIBS) with signing key exposure … ims cranesWebMar 26, 2024 · Identity-based proxy re-signature (IDPRS) is a novel cryptographic primitive that allows a semi-trusted proxy to convert a signature under one identity into another signature unde ims credit cardWebMay 1, 2024 · In this study, we propose a concrete leveled RIBFHS with signing key exposure resistance. The main contributions of this study are summarized as follows: 1. … imsc reading