Hierarchical abe

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August undefined, 2024

Web7 de abr. de 2010 · Attribute-based encryption (ABE) has been envisioned as a promising cryptographic primitive for realizing secure and flexible access control. However, ABE is being criticized for its high scheme overhead as extensive pairing operations are usually required. In this paper, we focus on improving the efficiency of ABE by leveraging a … Web31 de jul. de 2024 · Attribute-based encryption enables fine-grained control of encrypted data [SW05]. In a ciphertext-policy ABE (CP-ABE) scheme [GPSW06], for instance, ciphertexts are attached to access policies and keys are associated with sets of attributes. A key is able to recover the message hidden in a ciphertext if and only if the set of …

HASBE: A Hierarchical Attribute-Based Solution for Flexible and ...

WebAttribute-based encryption (ABE) for cloud computing access control is reviewed in this article. A taxonomy and comprehensive assessment criteria of ABE are first proposed. In … WebThe CP-HABE scheme is proved to be secure under the decisional q-parallel bilinear Diffie-Hellman exponent assumption, which can be considered as the generalization of the … can cottage cheese cause bloating

Efficient Compressed Ciphertext Length Scheme Using Multi …

Web19 de mar. de 2024 · The hard-template method belongs to an effective route for preparing porous carbon materials with ideal hierarchical pores. In this work, a kind of hierarchical porous carbon (HPC) with high gravimetric and volumetric capacitance is fabricated by the use of Al–Cu double hydroxides (Al–Cu DHs) as hard templates and polyethylene glycol … WebAttribute-based encryption (ABE) has been envisioned as a promising cryptographic primitive for realizing secure and flexible access control. However, ABE is being … Web19 de mar. de 2024 · The hard-template method belongs to an effective route for preparing porous carbon materials with ideal hierarchical pores. In this work, a kind of … can cotton be bleached

A Novel File Hierarchy Access Control Scheme Using

An efficient attribute-based hierarchical data access

Web1 de jun. de 2013 · Wan et al. [28] proposed hierarchical ABE scheme. Later, Zou [29] gave a hierarchical ABE scheme, while the length of secret key is linear with the order … Web5 de jan. de 2016 · The term of HABE appears in several recent schemes in different senses. In 2011, the notion of hierarchical ABE (HABE) was put forward, after which a lot of schemes [4–6] based on HABE are proposed. Recently, a new HABE scheme in has been proposed which aims mainly to solve delegation problems. fish markets in denver coloradoWeb1 de jan. de 2024 · In this paper, we propose an attribute-based hierarchical encryption scheme with extendable policy, called Extendable Hierarchical Ciphertext-Policy … can cotton sheets be recycled

"Web8 de mar. de 2024 · 5. Architecture of Blockchain Based Hierarchical Access Control Scheme with CP-ABE Using ECC (BHACS-CP-ABE-ECC) Certificate authority (CA), … " - Hierarchical abe

Hierarchical abe

Efficient Hierarchical and Time-Sensitive Data Sharing with User ...

WebIn this paper, we investigate this challenge and propose a hierarchical and time-sensitive CP-ABE scheme, named HTR-DAC, which is characteristics of time-sensitive data access control with scalability, revocability, and high efficiency. Particularly, we propose a time-sensitive CP-ABE for hierarchical structured users with recursive attribute sets. Web10 de mar. de 2024 · Advantages of hierarchical structure. Benefits an organization may reap from implementing a hierarchical structure include: 1. Clearly defined career path …

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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 … Web14 de out. de 2011 · Cloud computing has emerged as one of the most influential paradigms in the IT industry in recent years. Since this new computing technology requires users to …

Web21 de out. de 2024 · Request PDF RS-HABE: Revocable-Storage and Hierarchical Attribute-Based Access Scheme for Secure Sharing of e-Health Records in Public Cloud Personal electronic health records (EHR) enable ... Web1 de jul. de 2024 · We employ a full delegation mechanism based hierarchical ABE (HABE), which contains a central authority and a number of independent domains. Each domain has a domain authority that requests a secret parameter from the higher level authority and generates attribute secret keys for its domain user, and the secret …

Web20 de dez. de 2024 · ABE technique [] is an access control technique to encrypt data in one-to-many encryption formats.It is used for sharing the data in a controlled manner in … Web9 de nov. de 2016 · A partial hierarchy. Using 1, "Hierarchical access control" as a term used with encryption implies that some users have more decryption power than others. …

Web1 de jan. de 2024 · A new ABA C model, entitled Hierarchical Group and Attribute-Based Access Control (HGABA C), is introduced which adds user and object groups to ABA C. …

WebThe means of body weight, BMI and %fat for Sumo wrestlers were 117.1 kg, 36.5 and 26.2%, extraordinarily large compared with untrained men (p < 0.001). Results of the analysis of variance of divisions of Sumo wrestlers revealed significant differences in body weight, fat-free mass, fat mass, BMI, fat-free mass index (FFM/height2) and fat mass ... fish markets in denver coWeb12 de mar. de 2024 · Abstract: In cloud computing, attribute based encryption (ABE) is often used to solve the challenging issue in secure data storage. In order to lighten the burden … can cotton swabs be recycledWeb26 de fev. de 2024 · Ciphertext policy attribute-based encryption (CP-ABE) is an encryption mechanism that can provide fine-grained access control and adequate cloud storage security for Internet of Things (IoTs). In this field, the original CP-ABE scheme usually has only a single trusted authority, which will become a bottleneck in IoTs. In … can cotton wadding be used in a microwaveWeb9 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 throughout the … fish markets in dover delawareWeb20 de dez. de 2024 · ABE technique [] is an access control technique to encrypt data in one-to-many encryption formats.It is used for sharing the data in a controlled manner in realistic scenarios. The centralized approaches [3, 4, 12] allow the single key generation center to issue user’s secret key and thus prone to single point of failure.Distributing the task of … fish markets in falmouth ma fish markets in eugene oregonWeb3 de jan. de 2024 · with ideal hierarchical pores. In this work, a kind of hierarchical porous carbon (HPC) with high gravimetric and volumetric capacitance is fabricated by the use of Al–Cu double hydroxides (Al–Cu DHs) as hard templates and polyethylene glycol-200 as carbon precursors. It is found fish markets in fairfield county ct