Hierarchical access control
Web1 de jan. de 1998 · PDF On Jan 1, 1998, Chaitanya K. Baru and others published A Hierarchical Access Control Scheme for Digital Libraries. Find, read and cite all the … Web13 de nov. de 2001 · Secure group communication with hierarchical access control refers to a scenario where a group of members is divided into a number of subgroups located at dieren t privilege levels and a high ...
Hierarchical access control
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Web6 de dez. de 2024 · Hierarchical key assignment scheme is an efficient cryptographic method for hierarchical access control, in which the encryption keys of lower classes … Web24 de jun. de 2024 · 8 Access Control Models – Strengths, Weaknesses, and More. By Michael X. Heiligenstein. June 24, 2024. —. Access Control. An access control model structures who can access resources within a given organization or system. Popular models include mandatory, discretionary, and role-based access controls. In practice, most …
WebKeywords. Flexible access control; extended hierarchical key assignment; group proxy re-encryption. 1. Introduction Cryptographic access control is for a data owner to enforce desired access control policy on encrypted data. A data owner, who can be an individual or a business organization or a government agency, stores varying amounts of data on Web14 de abr. de 2024 · In this paper, a hierarchical control system composed by two layers is used for optimizing the operation of a SMD pilot plant, in terms of thermal efficiency, distillate production and cost savings.
WebCompared to the control group, the arsenic content in rice root and shoot treated with 3% FPC/nZVI in paddy soil decreased by 65% and 72%, respectively. Overall, this simple, low-cost and eco-friendly strategy using fungal fermentation pretreatment is promising for the preparation of hierarchical porous magnetic carbon to remediate As( III ) in water and soil. WebDigital Control Systems Implementation and Computational Techniques. Andre Garcia, Mont Hubbard, in Control and Dynamic Systems, 1996. I Introduction. The operation of …
Web7 de abr. de 2024 · Most of the existing research in the field of autonomous vehicles (AVs) addresses decision making, planning and control as separate factors which may affect …
WebAbstract: The rapid development of the Internet of Things (IoT) and the explosive growth of valuable data produced by user equipment have led to strong demand for access … diamondbacks new ballparkWebAbstractThe rapid development of big data and the Internet has brought enormous challenges to data security. Aiming at protecting the sensitive image data protection and secure access of information, an access control mechanism based on image recognition and user level is proposed. On the one hand, the mechanism is based on deep learning, … circle self storage epsom nhWeb9 de mai. de 2024 · Attribute-based encryption scheme is a promising mechanism to realize one-to-many fine-grained access control which strengthens the security in cloud computing. However, massive amounts of data and various data sharing requirements bring great challenges to the complex but isolated and fixed access structures in most of the … diamondbacks nlWebAlternative Meanings. HAC - High Alumina Cement. HAC - High-Availability Clusters. HAC - Hot Aisle Containment. HAC - Human Artificial Chromosome. HAC - Health … diamondbacks new stadiumWeb15 de jun. de 2024 · From the previous work, Shen and Chen 1 proposed a scheme in 2002 to have each class obtain a public and a private key for access purposes. This scheme was developed based on discrete logarithm 2 and Newton’s polynomial interpolation. 3 However, the scheme is not good enough for security. In the following year, Hsu and Wu 4 pointed … diamondbacks new uniformWebAn effective access control scheme in user hierarchy which is only based on symmetric-key cryptosystem and efficient one-way hash function is proposed, which reduces … diamondbacks news todayWeb4 de mar. de 2014 · Most institutions, companies, and governments are multilevel, so relationships between roles or security levels tend to be hierarchical. In this work, an access control mechanism, providing explicit transitive exception and antisymmetric arrangement, is proposed to provide flexible and appropriate solutions to hierarchical … diamondbacks no hitters