Hierarchical attribute-based encryption

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August undefined, 2024

Web8 de fev. de 2016 · In this paper, an efficient file hierarchy attribute-based encryption scheme is proposed in cloud computing. The layered access structures are integrated … Web7 de abr. de 2024 · The application of Hierarchical Attribute-Based Encryption (HABE) in IoT-connected healthcare system helps to solve the problem of data sharing with a large …

Hierarchical Functional Encryption

Web3 de nov. de 2024 · Anonymous Electronic Health Record Sharing Scheme Based on Decentralized Hierarchical Attribute-Based Encryption in Cloud Environment … Web17 de nov. de 2024 · By using attribute-based encryption technology, we encrypt shared data and private data hierarchically. Searchable encryption technology is adopted to … population of miramar beach florida

A traceable and revocable multi-authority attribute-based access ...

Webaccess control systems. In particular, the notion of hierarchical functional encryption generalizes those of hierarchical attribute-based encryption, hierarchical identity-based encryption and more (see the discussion at the end of Section 3 on the delegation capabilities of functional encryption). Ananth et al. formalized a notion of security ... WebWith the development of cloud storage technology, data storage security has become increasingly serious. Aiming at the problem that existing attribute-based encryption … Web1 de jul. de 2013 · A basic attribute-based encryption scheme, two various access policy attribute- based encryption schemes, and twoVarious access structures, which are analyzed for cloud environments are surveyed and compared. In Attribute-based Encryption (ABE) scheme, attributes play a very important role. Attributes have been … population of mirabel quebec

Speech Encryption Scheme Based on Ciphertext Policy Hierarchical …

A hierarchical attribute-based encryption scheme - ResearchGate

Web20 de out. de 2015 · Abstract: Based on the key-policy attribute-based encryption (KP-ABE), combined with the idea of hierarchical ID-Based encryption (HIBE), a hierarchical authority key-policy attribute-based encryption (HA-KP-ABE) scheme is presented. The new scheme uses hierarchical multi-authority to distribute private keys to users. It can … WebCiphertext-policy attribute-based encryption can provide fine-grained access control and secure data sharing to the data users in cloud computing. However, the … population of ming dynastyWebThe 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 ... population of mississippi county missouri

"Web9 de abr. de 2024 · Currently, attribute-based encryption (ABE) is a promising solution to the above problems . The prototype of attribute-based encryption was first presented in 2005 , where the user’s public key is some role-based descriptive attributes that characterize the identity and user’s private key and ciphertext are also related to attributes. " - Hierarchical attribute-based encryption

Hierarchical attribute-based encryption

HASBE: A Hierarchical Attribute-Based Solution for Flexible …

Web4 de out. de 2010 · We achieve this goal by first combining the hierarchical identity-based encryption (HIBE) system and the ciphertext-policy attribute-based encryption (CP-ABE) system, and then making a performance-expressivity tradeoff, finally applying proxy re-encryption and lazy re-encryption to our scheme. Web30 de mai. de 2010 · DOI: 10.1007/978-3-642-13190-5_4 Corpus ID: 833827; Fully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product Encryption @inproceedings{Bishop2010FullySF, title={Fully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product …

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WebAttribute-based encryption (ABE) is a vision of public key encryption that allows users to encrypt and decrypt messages based on user attributes. This functionality comes at a cost. In a typical implementation, the size of the ciphertext is proportional to the number of attributes associated with it and the decryption time is proportional to ... WebAdaptively Attribute-Hiding (Hierarchical) ... (PE) and attribute-based encryption (ABE) [2, 17, 26, 20, 25, 27, 23]. In FE, there is a relation R(v,x) which determines what a …

WebFully Secure Functional Encryption: Attribute-Based Encryption and (Hierarchical) Inner Product Encryption Allison Lewko University of Texas at Austin [email protected] … Web9 de jul. de 2024 · In this paper, we have proposed a hierarchical multi-authority attribute-based encryption on prime order groups to tackle these problems. Our encryption technique has a polycentric attribute authorization system based on an AND gate access structure, with a unified attribute index established by each attribute authority …

Web5 de jan. de 2016 · The attribute-based encryption has been one of hotspots for the advantage of fine-grained access control. In this paper, a provably secure ciphertext-policy hierarchical attribute-based encryption is proposed, which can satisfy the need of attribute hierarchy in attribute-based encryption and overcome the shortage of access … Web25 de jun. de 2013 · Abstract. According to the relation of an attribute set and its subset, the author presents a hierarchical attribute-based encryption scheme in which a …

Web30 de dez. de 2015 · Cloud computing is an Internet-based computing pattern through which shared resources are provided to devices on-demand. It is an emerging but …

Webconstruction with the delegation property subsumes Hierarchical Identity-Based Encryption 1This contrasts with what we call Ciphertext-Policy Attribute-Based Encryption (CP-ABE), where an access structure (i.e. policy) would be associated to each ciphertext, while a user’s private key would be associated with a set of attributes. population of miramichi nb 2022Web1 de dez. de 2024 · Quantum-safe Anonymous Hierarchical Identity-Based Encryption with Traceable Identities. Article. Oct 2024. COMPUT STAND INTER. Ngoc Ai Van … population of mint hill ncWebIn the KP-ABE method, a hierarchical attribute-based encryption method was proposed for scalable access control [14,15,16]. In the initial CP-ABE, the size of the ciphertext … population of mirboo northWeb3 de out. de 2024 · According to the relation of an attribute set and its subset, the author presents a hierarchical attribute-based encryption scheme in which a secret key is associated with an attribute set. population of minyip sharmon wichmanWebHierarchical Multi-Authority and Attribute-Based Encryption Friend Discovery Scheme in Mobile Social Networks [J]. Entao Luo, Qin Liu, Guojun Wang IEEE communications letters . 2016 ,第9期 population of miri 2022WebAttribute-based encryption is a generalisation of public-key encryption which enables fine grained access control of encrypted data using authorisation policies.The secret key of a user and the ciphertext are dependent upon attributes (e.g. their email address, the country in which they live, or the kind of subscription they have). In such a system, the decryption … population of mississauga ontario