5 citations · 13 across the 6 of their papers we have counts for
6 papers
Attribute-based Multi-Signature and Encryption for EHR Management: A Blockchain-based Solution
Hao Guo, Wanxin Li, Ehsan Meamari +2
The global Electronic Health Record (EHR) market is growing dramatically and has already hit $31.5 billion in 2018. To safeguard the security of EHR data and privacy of patients, f…
Collusion Attacks on Decentralized Attributed-Based Encryption: Analyses and a Solution
Ehsan Meamari, Hao Guo, Chien-Chung Shen +1
Attribute-based Encryption (ABE) is an information centric security solution that moves beyond traditional restrictions of point-to-point encryption by allowing for flexible, fine-…
Profit from Two Bitcoin Mining Tactics: Towing and Shutdown
Ehsan Meamari, Chien-Chung Shen
Since Bitcoin's inception in 2008, it has became attractive investments for both trading and mining. To mine Bitcoins, a miner has to invest in computing power and pay for electric…
Data User-Based Attribute-Based Encryption
Ehsan Meamari, Hao Guo, Chien-Chung Shen +1
Attribute-Based Encryption (ABE) has emerged as an information-centric public-key cryptographic system which allows a data owner to share data, according to access policy, with mul…
An Analysis on Interactions among Secondary User and Unknown Jammer in Cognitive Radio Systems by Fictitious Play
Ehsan Meamari, Khadijeh Afhamisisi, Hadi Shahriar Shahhoseini
With the advancement of communication, the spectrum shortage problem becomes a serious problem for future generations. The cognitive radio technology is proposed to address this co…
Defense against Lion Attack in Cognitive Radio Systems using the Markov Decision Process Approach
Khadijeh Afhamisisi, Hadi Shahriar Shahhoseini, Ehsan Meamari
Cognitive Radio (CR) technology is a solution to solve the lack of spectrum by allowing the secondary user to use licensed bands. There are several potential security challenges fo…