{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,21]],"date-time":"2026-01-21T05:03:54Z","timestamp":1768971834449,"version":"3.49.0"},"reference-count":23,"publisher":"Emerald","issue":"6","license":[{"start":{"date-parts":[[2018,10,30]],"date-time":"2018-10-30T00:00:00Z","timestamp":1540857600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.emerald.com\/insight\/site-policies"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["EL"],"published-print":{"date-parts":[[2018,11,12]]},"abstract":"<jats:sec>\n<jats:title content-type=\"abstract-subheading\">Purpose<\/jats:title>\n<jats:p>The problem of privacy protection in digital libraries is causing people to have increasingly extensive concerns. This study aims to design an approach to protect the preference privacy behind users\u2019 book browsing behaviors in a digital library.<\/jats:p>\n<\/jats:sec>\n<jats:sec>\n<jats:title content-type=\"abstract-subheading\">Design\/methodology\/approach<\/jats:title>\n<jats:p>This paper proposes a client-based approach, whose basic idea is to construct a group of plausible book browsing dummy behaviors, and submit them together with users\u2019 true behaviors to the untrusted server, to cover up users\u2019 sensitive preferences.<\/jats:p>\n<\/jats:sec>\n<jats:sec>\n<jats:title content-type=\"abstract-subheading\">Findings<\/jats:title>\n<jats:p>Both security analysis and evaluation experiment demonstrate the effectiveness of the approach, which can ensure the privacy security of users\u2019 book browsing preferences on the untrusted digital library server, without compromising the usability, accuracy and efficiency of book services.<\/jats:p>\n<\/jats:sec>\n<jats:sec>\n<jats:title content-type=\"abstract-subheading\">Originality\/value<\/jats:title>\n<jats:p>To the best of the authors\u2019 knowledge, this paper provides the first attempt to the protection of users\u2019 behavior privacy in digital libraries, which will have a positive influence on the development of privacy-preserving libraries in the new network era.<\/jats:p>\n<\/jats:sec>","DOI":"10.1108\/el-07-2017-0162","type":"journal-article","created":{"date-parts":[[2018,10,30]],"date-time":"2018-10-30T09:17:31Z","timestamp":1540891051000},"page":"1154-1166","source":"Crossref","is-referenced-by-count":16,"title":["An approach for the protection of users\u2019 book browsing preference privacy in a digital 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