Hierarchical abe

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August undefined, 2024

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 … Web1 de mai. de 2024 · Hierarchical-authority attribute-based encryption (HABE) can resolve the performance bottleneck of the key generation center in the traditional attribute-based encryption (ABE) system. HABE has numerous applications, such as cloud computing and smart grid systems.

Multiauthority Attribute-Based Encryption with Traceable and

Web1 de jan. de 2024 · In this paper, we propose an attribute-based hierarchical encryption scheme with extendable policy, called Extendable Hierarchical Ciphertext-Policy … 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. phillips county clerk office

Differences in Hierarchical or Adaptive Structures as Effective ...

However, most of ABE schemes neither provide efficient encryption and decryption mechanisms nor offer flexible and efficient key delegation and user revocation approaches. In this paper, to address these issues, we propose a lightweight revocable hierarchical ABE (LW-RHABE) scheme. 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 … 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 … phillips county conservation district

Enhanced hierarchical attribute based encryption with ... - Springer

Threshold attribute‐based encryption with attribute hierarchy for ...

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 … 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. Especially in access control modelling, hierarchy is usually "strict". This means that if A > B (A is "higher", and has "more" decryption power than B) then A can decrypt everything B … try to remember a kind of septemberWebHowever, there is no ABE scheme using lattice to construct ABE scheme with attribute hierarchy. In real scenarios, the attributes are not always in the same level, and different attributes have different important degrees in the system. In this paper, we propose a scheme called lattice-based threshold hierarchical ABE (lattice-based t-HABE) in ... try to remember instrumental

"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 entrust their valuable data to cloud providers, there have been increasing security and privacy concerns on outsourced data. Several schemes employing attribute-based … " - Hierarchical abe

Hierarchical abe

Hierarchical access control using CP-ABE - Cryptography Stack Exchange

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. …

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Web5 de dez. de 2024 · Security issues in cloud computing have become a hot topic in academia and industry, and CP-ABE is an effective solution for managing and protecting … WebAbe Crystal University of North Carolina at Chapel Hill Beth Ellington University of North Carolina at Chapel Hill Follow this and additional works at: ... Hierarchical Task Analysis (HTA) was introduced by Annett and Duncan (1967) 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 ...

WebChange Management. Trying to optimize a large hierarchical company to react to changes, opportunities and threats is like trying to turn the Titanic -- it can be done, but expect the … 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 …

WebFor the visual expression of the hierarchical differences of body composition, fat mass index and fat-free mass index of the wrestlers in various leagues were plotted on a body …

WebThis paper proposes 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, and designs a robust revocable mechanism to achieve direct user revocation in this scheme. Recently, cloud-based mobile crowdsensing … phillips county colorado sheriffWebThe 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 … phillips county colorado real estateWeb1 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 … phillips county court docketWeb12 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 … phillips county chamber of commerce helena arWeb26 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 … phillips county community college stuttgartWeb9 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 … phillips county coroner arkansasWeb10 de ago. de 2014 · ABE promises to deliver fine-grained access control of encrypted data. However, when data are encrypted using an ABE scheme, key management is difficult if … try to remember lyrics youtube