Existing searchable encryption schemes have difficulties in key management for multiple users and could not provide fine-grained access control mechanism. Aiming at solving these problems. a hidden keyword searchable encryp-tion scheme with fine-grained access control was proposed utilizing CP-ABE (ciphertext-policy attribute based encryp-tion) algorithm. Data owners allocate specific... https://safeersappliancers.shop/product-category/warming-drawer/