Results 11 to 20 of about 19,741 (278)

An IoT Attribute-Based Security Framework for Topic-Based Publish/Subscribe Systems

open access: yesIEEE Access, 2021
Publish/subscribe is a widely used paradigm in the Internet of Things (IoT). It allows a loose coupling between data producers and data consumers using a network of interconnected brokers.
Olivier Blazy   +3 more
doaj   +1 more source

Modern Cryptography Volume 1 [PDF]

open access: yes, 2022
This open access book systematically explores the statistical characteristics of cryptographic systems, the computational complexity theory of cryptographic algorithms and the mathematical principles behind various encryption and decryption algorithms ...
Zheng, Zhiyong
core   +1 more source

Efficient Revocable Multi-Authority Attribute-Based Encryption for Cloud Storage

open access: yesIEEE Access, 2021
As is known, attribute-based encryption (ABE) is usually adopted for cloud storage, both for its achievement of fine-grained access control over data, and for its guarantee of data confidentiality.
Yang Ming, Baokang He, Chenhao Wang
doaj   +1 more source

Attribute-based functional encryption on lattices [PDF]

open access: yes, 2012
We introduce a broad lattice manipulation technique for expressive cryptography, and use it to realize functional encryption for access structures from post-quantum hardness assumptions.
Boyen, Xavier, Xavier Boyen
core   +1 more source

A Blockchain-Based Efficient and Verifiable Attribute-Based Proxy Re-Encryption Cloud Sharing Scheme

open access: yesInformation, 2023
When choosing a third-party cloud storage platform, the confidentiality of data should be the primary concern. To address the issue of one-to-many access control during data sharing, it is important to encrypt data with an access policy that enables fine-
Tao Feng, Dewei Wang, Renbin Gong
doaj   +1 more source

A Reliable Cloud Communication System Using Attribute-Based Cryptography

open access: yes, 2023
Abstract Cloud communication systems are increasingly being used to store and exchange sensitive information. However, ensuring the confidentiality and integrity of data in the cloud remains a significant challenge. Attribute-based cryptography (ABC) has emerged as a promising solution for secure cloud communication.
BHARANIDHARAN CHANDRAKASAN   +3 more
openaire   +1 more source

Hardware Accelerators for Elliptic Curve Cryptography [PDF]

open access: yes, 2008
Puttmann C, Shokrollahi J, Porrmann M, Rückert U. Hardware Accelerators for Elliptic Curve Cryptography. Advances in Radio Science. 2008;6:259-264.In this paper we explore different hardware accelerators for cryptography based on elliptic curves ...
U. Rückert   +7 more
core   +2 more sources

Multiauthority Ciphertext Policy-Attribute-Based Encryption (MA-CP-ABE) with Revocation and Computation Outsourcing for Resource-Constraint Devices

open access: yesApplied Sciences, 2023
Fog computing accredits by utilizing the network edge while still rendering the possibility to interact with the cloud. Nevertheless, the features of fog computing are encountering several security challenges. The security of end users and/or fog servers
Xiaodan Yan   +3 more
doaj   +1 more source

Use of ID-Based Cryptography for the Efficient Verification of the Integrity and Authenticity of Web Resources [PDF]

open access: yes, 2009
As the amount of information resources on the Web keeps increasing so are the concerns for information integrity, confidentiality and authenticity. In Web 2.0 users are producers as well as consumers of content and metadata, which makes guaranteeing the ...
Tiropanis, Thanassis   +3 more
core   +1 more source

TinyIBE: identity-based encryption for heterogeneous sensor networks [PDF]

open access: yes, 2009
The area of security for heterogeneous sensor networks (HSNs) is still an open research field that requires new cryptographic solutions. Recent results have demonstrated that elliptic curve cryptography (ECC) and pairing-based cryptography (PBC) are ...
Martin Collier   +3 more
core   +1 more source

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