Improved identity-based signcryption

Witryna17 gru 2008 · Abstract. We show that the Zhang-Yang-Zhu-Zhang identity-based authenticatable ring signcryption scheme is not secure against chosen plaintext … WitrynaWe also propose an improved certificateless hybrid signcryption scheme and formally prove the security of the improved scheme against both adaptive chosen ciphertext …

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

Witryna11 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 … 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- cinemark pullman square huntington wv https://damomonster.com

Improved ID-Based Proxy Re-signcryption Scheme - INFONA

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 … WitrynaIn this paper, we have proposed an improved identity based proxy re-signcryption scheme which improve the performance of scheme proposed by Wang Huige. In our … 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 … cinemark purchase tickets

Hierarchical Identity-Based Online/Offline Encryption Scheme …

Category:An Improved Identity-Based Ring Signcryption Scheme

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Improved identity-based signcryption

Attacks against Two Identity-Based Signcryption Schemes

Witryna2 sty 2013 · An Improved Identity-Based Ring Signcryption Scheme Authors: Lunzhi Deng Chenglian Liu Xiangbin Wang Abstract In this paper, we show that the identity … Witryna23 sty 2005 · Liqun Chen. Hewlett-Packard Laboratories, Bristol, UK

Improved identity-based signcryption

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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 … Witryna5 lis 2012 · In 2006, LI Fagen et al. proposed an efficient identity based signcryption scheme and declared that this scheme had the attributes of privacy, unforgeability, p …

WitrynaThe idea of signcryption is to provide a method to encrypt and sign data together in a way that is more e cient than using an encryption scheme combined with a signature … WitrynaSINE: Semantic-driven Image-based NeRF Editing with Prior-guided Editing Field ... A Fine-Tuning Framework for Improved Transferability of Adversarial Robustness and Generalization Ziquan Liu · Yi Xu · Xiangyang Ji · Antoni Chan ... Implicit Identity Leakage: The Stumbling Block to Improving Deepfake Detection Generalization ...

WitrynaWe propose a fully functional identity-based encryption scheme (IBE). The scheme has chosen ciphertext security in the random oracle model assuming a variant of the computational Diffie-Hellman problem. Our system is based on bilinear maps between groups. The Weil pairing on elliptic curves is an example of such a map. WitrynaImproved 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 …

Witryna1 sty 2008 · The ID-based broadcast signcryption (IDBSC) is a scheme that allows multiple broadcasters to securely broadcast messages to authorized receivers. Using a pay-TV system as an example, we may refer a broadcaster to a program or channel which has been subscribed by a user.

Witryna1 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. cinemark rated rWitrynaSigncryption was first initialized by Zheng [ 1] in 1997 to implement the function of digital signature and public key encryption simultaneously with better efficiency than the … cinemark recreio shoppingWitryna1 maj 2010 · In our improvement, a random string is embedded into the signcrypted message during executing instructions of the signcryption algorithm. Thus, only the intended receiver can decrypt the corresponding ciphertext with his private key to get the original message and the random string, and verify the ciphertext’s validation with them. diabetic women\u0027s shoes salecinemark provo towneWitrynaCertificateless 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 … diabetic women\u0027s shoes wide widthWitrynaSeveral 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 … diabetic women sneakers hush puppiesWitryna1 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. cinemark rated r movie rules