Results 11 to 20 of about 475 (162)

EVOAC-HP: An Efficient and Verifiable Outsourced Access Control Scheme with Hidden Policy [PDF]

open access: yesSensors, 2023
As medical data become increasingly important in healthcare, it is crucial to have proper access control mechanisms, ensuring that sensitive data are only accessible to authorized users while maintaining privacy and security.
Haobin Ma   +3 more
doaj   +2 more sources

Robust Access Control for Secure IoT Outsourcing with Leakage Resilience [PDF]

open access: yesSensors
The Internet of Things (IoT) has revolutionized various industries by enabling seamless connectivity and data exchange among devices. However, the security and privacy of outsourced IoT data remain critical challenges, especially given the resource ...
Khaled Riad
doaj   +2 more sources

Resilient and verifiable outsourced attribute-based non-interactive oblivious transfer protocol for tactical edge networks [PDF]

open access: yesScientific Reports
Tactical Edge Networks (TENs) serve as critical infrastructure for disseminating time-sensitive intelligence under resource-constrained and hostile conditions such as Network-Centric Warfare (NCW) and the Internet of Battlefield Things (IoBT), where ...
Weiwei Liu, Binghao Fu, Lulin Wang
doaj   +2 more sources

Online/Offline MA-CP-ABE with Cryptographic Reverse Firewalls for IoT [PDF]

open access: yesEntropy, 2023
Devices in the Internet of Things (IoT) usually use cloud storage and cloud computing to save storage and computing cost. Therefore, the efficient realization of one-to-many communication of data on the premise of ensuring the security of cloud storage ...
Juyan Li, Ye Fan, Xuefen Bian, Qi Yuan
doaj   +2 more sources

Privacy-Preserving Image Watermark Embedding Method Based on Edge Computing

open access: yesIEEE Access, 2022
To solve the problem of privacy leakage and response latency in outsourced image watermark embedding in cloud computing, an efficient and privacy-preserving watermark embedding method for outsourced digital images was proposed by introducing edge ...
Hang Cheng   +4 more
doaj   +1 more source

Secure and Lightweight Blockchain-Enabled Access Control for Fog-Assisted IoT Cloud Based Electronic Medical Records Sharing

open access: yesIEEE Access, 2023
As for the advancement of IoT and cloud computing in healthcare, outsourcing encrypted Electronic medical records (EMRs) created by the aggregation of medical treatment applications and health data collected from IoT devices enables high accessibility ...
Somchart Fugkeaw, Leon Wirz, Lyhour Hak
doaj   +1 more source

Verifiable Outsourced Decryption OO-CP-ABE Access Control Scheme with Hidden Policy [PDF]

open access: yesJisuanji gongcheng, 2019
In Ciphertext-Policy Attribute-Based Encryption(CP-ABE),the time required for data encryption and decryption is related to the complexity of the access structure,so implementing CP-ABE in mobile devices makes the device under greater computational ...
DILXAT Ghopur, CHEN Cheng, NURMAMAT Helil
doaj   +1 more source

An Attribute-Based Encryption Method Using Outsourced Decryption and Hierarchical Access Structure

open access: yesJournal of Telecommunications and Information Technology, 2022
Cloud computing is being rapidly adopted by many organizations from different domains and large amounts of data is stored in the cloud. In order to ensure data security, the attribute-based access control mechanism has been emerging recently as a fine ...
Tabassum N. Mujawar, Lokesh B. Bhajantri
doaj   +1 more source

Verifiable outsourced attribute-based encryption with access update

open access: yes网络与信息安全学报, 2019
In order to meet the secure and reliable access requirements for the encrypted data stored in the public cloud,a verifiable outsourced attribute-based encryption scheme with access update was proposed.Based on a standard KP-ABE scheme,verifiable ...
Suqing LIN
doaj   +3 more sources

Hierarchical Access Structure-based Scheme with Outsourcing and Revocation Mechanism for Cloud Environment

open access: yesJournal of Telecommunications and Information Technology, 2023
Ciphertext policy attribute-based encryption (CPABE) is one of the efficient implementations of encrypted access control scheme for cloud computing.
Tabassum N. Mujawar   +2 more
doaj   +1 more source

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