Hierarchical attribute-based encryption

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August undefined, 2024

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HASBE: A Hierarchical Attribute Set Based Encryption For …

WebAttribute-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 … WebA scheme to help the organization to efficiently view and access confidential data on cloud servers by first combining the hierarchical identity-based encryption (HIBE) system and the CP-ABE system, which achieves scalability due to its hierarchical structure, but also inherits flexibility and fine-grained access control in supporting compound attributes of … high tech companies in downtown san jose

Ciphertext-policy hierarchical attribute-based encryption with …

Web1 de jun. de 2013 · 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 … WebIn this paper, we propose a hierarchical attribute-set-based Encryption (HASBE) scheme for access control in cloud Computing. HASBE extends the cipher text-policy attribute … 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 … how many days until ynw melly is out of jail

Blockchain-Aided Hierarchical Attribute-Based Encryption for Data ...

Hierarchical attribute-based encryption and scalable user revocation ...

Web1.1 Attribute-Based Encryption We are particularly interested in attribute-based encryption as a special case of functional encryption because it provides a functionality … Web10 de ago. de 2014 · Attribute-based encryption (ABE) [26] is a cryptographic primitive which provides fine-grained access control over the outsourced ciphertexts (quite … high tech chairWeb3 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. how many days until ynw melly is free 2021

"WebHierarchical Multi-Authority and Attribute-Based Encryption Friend Discovery Scheme in Mobile Social Networks [J]. Entao Luo, Qin Liu, Guojun Wang IEEE communications … " - Hierarchical attribute-based encryption

Hierarchical attribute-based encryption

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 promising paradigm to integrating mobile devices into cloud computing, and the integration performs in the cloud based hierarchical multi-user data-shared environment. With integrating into … 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 …

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WebIn 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 … WebCluster Comput. A Kalaivani 22 2 3783 2024 10.1007/s10586-018-2346-1 Kalaivani, A., Ananthi, B., Sangeetha, S.: Enhanced hierarchical attribute based encryption with modular padding for improved public auditing in cloud computing using semantic ontology. Cluster Comput. 22(2), 3783-3790 (2024) 상세보기; 20. Lecture Notes Comput.

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. WebWe present two fully secure functional encryption schemes: a fully secure attribute-based encryption (ABE) scheme and a fully secure (attribute-hiding) predicate encryption …

WebBlockchain-Aided Hierarchical Attribute-Based Encryption for Data Sharing Jiaxu Ding1, Biwei Yan1,2,3, Guijuan Wang1,2,3(B), Li Zhang1,2,3, Yubing … Web10 de ago. de 2014 · Attribute-based encryption (ABE) [26] is a cryptographic primitive which provides fine-grained access control over the outsourced ciphertexts (quite …

Webhierarchical attribute-based encryption (HABE) model by combining a HIBE system and a CP-ABE system, to pro-vide ﬁne-grained access control and full delegation. Based on …

Web1 de nov. de 2024 · In this paper, we propose an attribute matching scheme based on hierarchical blockchain and Ciphertext Policy Attribute-based Encryption (CP-ABE), which can realize attribute matching in semi ... high tech companies in floridaWeb1 de jul. de 2013 · Attribute-Based Encryption ABE is a useful cryptographic primitive which enables flexible access policy over ... Takashima, K. and Waters, B. (2010a) 'Fully secure functional encryption: attribute-based encryption and (hierarchical) inner product encryption', CRYPTO'10: 30th International Cryptology Conference, California ... how many days until ynw melly gets releasedWeb8 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 … high tech companies in austin texasWebconstruction 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. how many days until your hair growsWebThe 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 tech city hyderabadWeb5 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 … how many days vacation leave philippinesWeb1 de jan. de 2024 · Ciphertext-policy attribute-based encryption (CP-ABE) is prominent encryption technique to solve the exigent dilemma of secure data sharing in cloud computing. The shared data files generally have the characteristic of multilevel hierarchy, predominantly in the areas of IT companies, healthcare and military; these areas require … how many days untill 4/20