PUBLIC KEY SEARCHABLE ENCRYPTION SCHEME BASED ON BLOCKCHAIN

Public key searchable encryption scheme based on blockchain

Aiming at the trapdoor security problem of the public key encryption scheme,a random number constructing trapdoor and index was introduced to defend against keyword guessing attacks great value pads from the server and avoid data leakage caused by server curious behavior.Research on trusted issues of third parties,the blockchain mechanism with a se

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The Pituitary-Adrenal Response to Paradoxical Sleep Deprivation Is Similar to a Psychological Stressor, Whereas the Hypothalamic Response Is Unique

Stressors of different natures induce activation of the hypothalamic-pituitary-adrenal (HPA) axis at different magnitudes.Moreover, the HPA axis response to repeated exposure is usually distinct from that elicited by a single session.Paradoxical sleep deprivation (PSD) augments ACTH and corticosterone (CORT) levels, but the nature of this stimulus

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Logistics Work, Ergonomics and Social Sustainability: Empirical Musculoskeletal System Strain Assessment in Retail Intralogistics

Background: A large proportion of logistics jobs still rely on manual labor and therefore place a physical strain on employees.This includes the handling of heavy goods propper wildland shirt and physiologically unfavorable postures.Such issues pose a risk for employee health and work capability.This article provides a detailed empirical analysis a

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