Hierarchical attribute-based encryption

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August undefined, 2024

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 … 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 …

A Provably Secure Ciphertext-Policy Hierarchical Attribute-Based Encryption

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 … 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 … hide by category

Ciphertext-policy hierarchical attribute-based encryption with …

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 … 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 … 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 that can be very useful in practice. For example, a police force could use an ABE system to encrypt documents under policies like “Internal Aﬀairs OR (Undercover AND hide button windows form c#

Attribute-Based Encryption with Fast Decryption SpringerLink

Efficient Compressed Ciphertext Length Scheme Using Multi …

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 … 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 … howevalley honeysWeb8 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 … howevalley elementary ky

"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 … " - Hierarchical attribute-based encryption

Hierarchical attribute-based encryption

WebCiphertext-policy attribute-based encryption can provide fine-grained access control and secure data sharing to the data users in cloud computing. However, the … WebHierarchical Multi-Authority and Attribute-Based Encryption Friend Discovery Scheme in Mobile Social Networks [J]. Entao Luo, Qin Liu, Guojun Wang IEEE communications …

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WebAccess control is one of the most important security mechanisms in cloud computing. Attributed based encryption provides an approach that allows data owners to integrate data access policies within the encrypted data. However, little work has been done to explore flexible authorization in specifying the data user's privileges and enforcing the data … WebThe Hierarchical Attribute Set Based Encryption (HASBE) is proposed to develop a new security feature for various organizational platforms that is implemented using cipher text policy by encrypting and decrypting the data in the cloud so that the cloud system becomes more scalable and flexible. At present cloud computing is going to be very famous …

WebThe 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 ... Web14 de out. de 2011 · We formally prove the security of HASBE based on security of the ciphertext-policy attribute-based encryption (CP-ABE) scheme by Bethencourt and analyze its performance and computational complexity. We implement our scheme and show that it is both efficient and flexible in dealing with access control for outsourced …

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 ... Web8 de abr. de 2024 · Attribute-based encryption (ABE) ... Multi-use unidirectional identity-based proxy re-encryption from hierarchical identity-based encryption. 02-21. At ACNS 2007, Ateniese and Green proposed the concept of ID-based proxy re-encryption (IBPRE), where a semi-trusted proxy with some information ...

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 dez. de 2024 · Quantum-safe Anonymous Hierarchical Identity-Based Encryption with Traceable Identities. Article. Oct 2024. COMPUT STAND INTER. Ngoc Ai Van … howevalley kyWebAttribute-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 … hide cable box in cabinetWebaccess 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 ... hide by ella mai lyricsWebBlockchain-Aided Hierarchical Attribute-Based Encryption for Data Sharing Jiaxu Ding1, Biwei Yan1,2,3, Guijuan Wang1,2,3(B), Li Zhang1,2,3, Yubing … hide by spidey into the spider verseWebA 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 … hide cable behind wallWeb3 de nov. de 2024 · Anonymous Electronic Health Record Sharing Scheme Based on Decentralized Hierarchical Attribute-Based Encryption in Cloud Environment … hide by steve henryWeb1 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 … hide cable box in kitchen cabinet