This paper examines the local effects of the 2018–19 U.S.-China trade disruptions on Mexico. Combining detailed ...
Abstract: In recent article Zhang, et al. 2023, the authors presented an efficient and verifiable multi-keyword attribute-based search scheme over cloud data. In this comment, we show that the key ...
Fine-grained access control systems facilitate granting differential access rights to a set of users and allow flexibility in specifying the access rights of individual users. As an important ...