Improved identity-based signcryption

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August undefined, 2024

Witryna19 sie 2002 · An IDentity-Based Signcryption (IDBS) [4] is used for communication confidentiality, authenticity and integrity, both among peers, and between the central … Witryna1 mar 2012 · In 2010, Jin, Wen and Du pointed out that Yu et al.’s scheme cannot achieve the semantic security and proposed an improved identity-based …

Cryptanalysis of a Certificateless Multi-receiver Signcryption …

WitrynaProvably secure identity-based threshold unsigncryption scheme; Article . Free Access. Provably secure identity-based threshold unsigncryption scheme. Authors: Bo Yang. College of information, South China Agricultural University, Guangzhou, P.R. China. Witryna1 lut 2010 · The proposed certificateless signcryption scheme In this section, we propose a certificateless signcryption scheme secure against malicious-but-passive KGC attacks in the standard model. The proposed scheme involves three parties: a KGC, a sender with an identity u S and a receiver with an identity u R. how is a black pearl made

Proxy signcryption scheme in the standard model Security and ...

WitrynaSeveral signcryption schemes proposed in the literature are known to lack semantic security, and semantically secure signcryption schemes tend to be more computationally expensive. In fact, devising an efficient signcryption scheme providing both public verifiability and forward security was until now an open problem. In this … WitrynaCertificateless public key cryptography eliminatescertificate management in traditional public key infrastructure and solves the key escrow problem in identity-based cryptography. Certificateless signcryption is one of the most important primitives in certificateless public key cryptography which achieves confidentiality and … Witryna23 sty 2005 · We present an identity-based signcryption solution that we believe is the most efficient, provably-secure scheme of its type proposed to date. Our scheme … how is a biopsy performed on liver

Efficient and Forward-Secure Identity-Based Signcryption.

(PDF) Stateful identity-based encryption scheme - Academia.edu

Witryna6 mar 2024 · Signcryption requires less computational complexity, communication cost, and implementation effort. Moving ahead, Deng and Boa [ 4] suggested a scheme to reduce computational cost by up to 16% and communication cost by up to 85% when compared to the signature-then-encryption technique. WitrynaThe adversary is able to obtain some secret information from side channel attacks, which further damages the security for the system. To resolve this issue, we provide a hierarchical identity-based online/offline encryption scheme which resists side ... high hopes gameWitrynaSci-Hub An Improved ID-Based Multi-Proxy Multi-Signcryption Scheme. 2009 Second International Symposium on Electronic Commerce and Security 10.1109/isecs.2009.177 sci hub to open science ↓ save Xiaoyan, Z., Yan, W., Weifeng, D., & Yan, G. (2009). how is a bitmap made up

"WitrynaIdentity-based signcryption was rst proposed by Malone-Lee [51], and was then intensively studied thereafter (e.g., [20,26,11,8]). The reader is referred to [43] for a good survey on ID-based signcryption. Identity-based signcryption has numerous promising applications. For example, it is used in secure and privacy- " - Improved identity-based signcryption

Improved identity-based signcryption

Cryptanalysis of Two Identity-Based Signcryption Schemes and an ...

Witryna1 mar 2012 · We proposed an improved identity-based signcryption scheme. The security of the improved scheme is proved in the standard model. We compared efficiency and security of our scheme with those of existing schemes. Introduction Identity-based cryptography was introduced by Shamir [1]. Witryna25 maj 2015 · An improved semantically-secure identity-based signcryption scheme in the standard model, Computers and Electrical Engineering 2010; Volume 36 pp.545-552. Google Scholar Liu Z, Hu Y, Zhang X, Ma H. Certificateless signcryption scheme in the standard model, Information Sciences 2010 Volume 180: pp.452-464. Google …

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Witryna1 mar 2012 · We proposed an improved identity-based signcryption scheme. The security of the improved scheme is proved in the standard model. We compared … Witryna1 mar 2012 · An identity-based signcryption scheme should satisfy two basic security notions. These notions are semantic security (i.e. indistinguishability against adaptive …

WitrynaImproved Identity-Based Signcryption 365 3.1 Ciphertext Authentication A scheme oﬀering ciphertext authentication provides the guarantee to the re-cipient of a …

WitrynaIn this paper we describe a new identity-based signcryption (IBSC) scheme built upon bilinear maps. This scheme turns out to be more efficient than all others proposed so … Witryna25 kwi 2010 · Signcryption is an important cryptography primitive that provides confidentiality and authenticity for the messages simultaneously, at lower costs than traditional sign-then-encrypt method. This paper presents the attacks against two identity-based signcryption schemes: the Zhang et al.'s assertion signcryption …

Witryna1 maj 2015 · In this paper, we propose a new privacy-enhancing group signcryption scheme that provides: unforgeability, confidentiality, ciphertext and sender anonymity, traceability, unlinkability,...

Witryna2 dni temu · Invasive fungal infection (IFI) in immunocompromised neonates is significantly associated with high morbidity and mortality and has become the third most common infection in Neonatal Intensive Care Units. The early diagnosis of IFI for neonatal patients is difficult because of the lack of specific symptoms. The traditional … high hopes hailla ballWitrynaThe improved scheme has shorter ciphertext size than the ZYZZ scheme. We then prove that the improved scheme satisﬁes conﬁdentiality, unforgeability, anonymity and authenticata- ... Several ID-based signcryption schemes have been proposed so far, e.g. [4,6,7,8,16,19]. In addition, many variations of ID-based signcryption were … high hopes geniusWitryna11 kwi 2024 · Transformer-based large language models are rapidly advancing in the field of machine learning research, with applications spanning natural language, biology, chemistry, and computer programming. Extreme scaling and reinforcement learning from human feedback have significantly improved the quality of generated text, enabling … how is a binary search tree implementedWitryna3 wrz 2024 · This article presents an overview of a new multilayer node event processing (MNEP) method for improved data center energy efficiency and event management monitoring in its physical infrastructure. Event management is essential for the provision and maintenance of the reliability and functionality of the physical infrastructure. For … how is a bitcoin minedWitryna1 maj 2010 · To make up for this flaw, in this paper, an improved IBSC scheme is proposed and is shown to be really secure in the standard model. In our improvement, a random string is embedded into the signcrypted message during executing instructions of the signcryption algorithm. how is a bladder lift doneWitrynaImproved Identity-Based Signcryption Abstract. Identity-based cryptography is form of public-key cryptography that does not require users to pre-compute key... Author information. Editor information. Rights and permissions. Copyright information. About … high hopes graphic hoodie xsWitryna1 maj 2010 · To make up for this flaw, in this paper, an improved IBSC scheme is proposed and is shown to be really secure in the standard model. In our improvement, … how is a bladder tack done