{"id":"https://openalex.org/W2020382331","doi":"https://doi.org/10.1007/s10796-005-4808-2","title":"Improving Customer Retention in E-Commerce through a Secure and Privacy-Enhanced Loyalty System","display_name":"Improving Customer Retention in E-Commerce through a Secure and Privacy-Enhanced Loyalty System","publication_year":2005,"publication_date":"2005-12-01","ids":{"openalex":"https://openalex.org/W2020382331","doi":"https://doi.org/10.1007/s10796-005-4808-2","mag":"2020382331"},"language":"en","primary_location":{"id":"doi:10.1007/s10796-005-4808-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10796-005-4808-2","pdf_url":null,"source":{"id":"https://openalex.org/S181659395","display_name":"Information Systems Frontiers","issn_l":"1387-3326","issn":["1387-3326","1572-9419"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Systems Frontiers","raw_type":"journal-article"},"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5085907356","display_name":"Matthias Enzmann","orcid":null},"institutions":[{"id":"https://openalex.org/I4210133470","display_name":"Fraunhofer Institute for Secure Information Technology","ror":"https://ror.org/03qt2gs44","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210133470","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Matthias Enzmann","raw_affiliation_strings":["Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Dolivostr. 15, D-64293, Darmstadt, Germany","Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Darmstadt, Germany D-64293#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Dolivostr. 15, D-64293, Darmstadt, Germany","institution_ids":["https://openalex.org/I4210133470"]},{"raw_affiliation_string":"Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Darmstadt, Germany D-64293#TAB#","institution_ids":["https://openalex.org/I4210133470"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101819568","display_name":"Markus Schneider","orcid":"https://orcid.org/0000-0003-0543-2593"},"institutions":[{"id":"https://openalex.org/I4210133470","display_name":"Fraunhofer Institute for Secure Information Technology","ror":"https://ror.org/03qt2gs44","country_code":"DE","type":"facility","lineage":["https://openalex.org/I4210133470","https://openalex.org/I4923324"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"Markus Schneider","raw_affiliation_strings":["Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Dolivostr. 15, D-64293, Darmstadt, Germany","Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Darmstadt, Germany D-64293#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Dolivostr. 15, D-64293, Darmstadt, Germany","institution_ids":["https://openalex.org/I4210133470"]},{"raw_affiliation_string":"Fraunhofer Gesellschaft (FhG), Institute for Secure Telecooperation (SIT), Darmstadt, Germany D-64293#TAB#","institution_ids":["https://openalex.org/I4210133470"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5085907356"],"corresponding_institution_ids":["https://openalex.org/I4210133470"],"apc_list":{"value":2890,"currency":"USD","value_usd":2890},"apc_paid":null,"fwci":1.5916,"has_fulltext":false,"cited_by_count":22,"citation_normalized_percentile":{"value":0.87336762,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"7","issue":"4-5","first_page":"359","last_page":"370"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":0.9998000264167786,"subfield":{"id":"https://openalex.org/subfields/1702","display_name":"Artificial Intelligence"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":0.9993000030517578,"subfield":{"id":"https://openalex.org/subfields/1710","display_name":"Information Systems"},"field":{"id":"https://openalex.org/fields/17","display_name":"Computer Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/loyalty","display_name":"Loyalty","score":0.7561564445495605},{"id":"https://openalex.org/keywords/loyalty-business-model","display_name":"Loyalty business model","score":0.7365455627441406},{"id":"https://openalex.org/keywords/vendor","display_name":"Vendor","score":0.697897732257843},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.5708937644958496},{"id":"https://openalex.org/keywords/loyalty-program","display_name":"Loyalty program","score":0.525281548500061},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.4832476079463959},{"id":"https://openalex.org/keywords/pooling","display_name":"Pooling","score":0.46957939863204956},{"id":"https://openalex.org/keywords/customer-retention","display_name":"Customer retention","score":0.4614412188529968},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.4598695933818817},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.42911115288734436},{"id":"https://openalex.org/keywords/marketing","display_name":"Marketing","score":0.4228651225566864},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.3713850975036621},{"id":"https://openalex.org/keywords/advertising","display_name":"Advertising","score":0.33400198817253113},{"id":"https://openalex.org/keywords/service","display_name":"Service (business)","score":0.08115223050117493}],"concepts":[{"id":"https://openalex.org/C2776967331","wikidata":"https://www.wikidata.org/wiki/Q1132131","display_name":"Loyalty","level":2,"score":0.7561564445495605},{"id":"https://openalex.org/C146897074","wikidata":"https://www.wikidata.org/wiki/Q1932925","display_name":"Loyalty business model","level":4,"score":0.7365455627441406},{"id":"https://openalex.org/C2777338717","wikidata":"https://www.wikidata.org/wiki/Q1762621","display_name":"Vendor","level":2,"score":0.697897732257843},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.5708937644958496},{"id":"https://openalex.org/C2778945127","wikidata":"https://www.wikidata.org/wiki/Q1426546","display_name":"Loyalty program","level":5,"score":0.525281548500061},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.4832476079463959},{"id":"https://openalex.org/C70437156","wikidata":"https://www.wikidata.org/wiki/Q7228652","display_name":"Pooling","level":2,"score":0.46957939863204956},{"id":"https://openalex.org/C101276457","wikidata":"https://www.wikidata.org/wiki/Q5196474","display_name":"Customer retention","level":4,"score":0.4614412188529968},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.4598695933818817},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.42911115288734436},{"id":"https://openalex.org/C162853370","wikidata":"https://www.wikidata.org/wiki/Q39809","display_name":"Marketing","level":1,"score":0.4228651225566864},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3713850975036621},{"id":"https://openalex.org/C112698675","wikidata":"https://www.wikidata.org/wiki/Q37038","display_name":"Advertising","level":1,"score":0.33400198817253113},{"id":"https://openalex.org/C2780378061","wikidata":"https://www.wikidata.org/wiki/Q25351891","display_name":"Service (business)","level":2,"score":0.08115223050117493},{"id":"https://openalex.org/C140781008","wikidata":"https://www.wikidata.org/wiki/Q1221081","display_name":"Service quality","level":3,"score":0.0},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.0}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.1007/s10796-005-4808-2","is_oa":false,"landing_page_url":"https://doi.org/10.1007/s10796-005-4808-2","pdf_url":null,"source":{"id":"https://openalex.org/S181659395","display_name":"Information Systems Frontiers","issn_l":"1387-3326","issn":["1387-3326","1572-9419"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319900","host_organization_name":"Springer Science+Business Media","host_organization_lineage":["https://openalex.org/P4310319900","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Science+Business Media","Springer Nature"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Systems Frontiers","raw_type":"journal-article"},{"id":"pmh:oai:RePEc:spr:infosf:v:7:y:2005:i:4:d:10.1007_s10796-005-4808-2","is_oa":false,"landing_page_url":"http://link.springer.com/10.1007/s10796-005-4808-2","pdf_url":null,"source":{"id":"https://openalex.org/S4306401271","display_name":"RePEc: Research Papers in Economics","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I77793887","host_organization_name":"Federal Reserve Bank of St. Louis","host_organization_lineage":["https://openalex.org/I77793887"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"article"},{"id":"pmh:oai:fraunhofer.de:N-47463","is_oa":false,"landing_page_url":"http://publica.fraunhofer.de/documents/N-47463.html","pdf_url":null,"source":{"id":"https://openalex.org/S4306400801","display_name":"Publikationsdatenbank der Fraunhofer-Gesellschaft (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Fraunhofer SIT","raw_type":"Journal Article"},{"id":"pmh:oai:publica.fraunhofer.de:publica/209158","is_oa":false,"landing_page_url":"https://publica.fraunhofer.de/handle/publica/209158","pdf_url":null,"source":{"id":"https://openalex.org/S4306400318","display_name":"Fraunhofer-Publica (Fraunhofer-Gesellschaft)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I4923324","host_organization_name":"Fraunhofer-Gesellschaft","host_organization_lineage":["https://openalex.org/I4923324"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"journal article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310077","display_name":"National Research Centre","ror":"https://ror.org/02n85j827"},{"id":"https://openalex.org/F4320321114","display_name":"Bundesministerium f\u00fcr Bildung und Forschung","ror":"https://ror.org/04pz7b180"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":25,"referenced_works":["https://openalex.org/W116235395","https://openalex.org/W1484728784","https://openalex.org/W1555709507","https://openalex.org/W1599051250","https://openalex.org/W1601001795","https://openalex.org/W1753928798","https://openalex.org/W1973849164","https://openalex.org/W1986024564","https://openalex.org/W1996360405","https://openalex.org/W1996833394","https://openalex.org/W2005708967","https://openalex.org/W2025977722","https://openalex.org/W2031973899","https://openalex.org/W2065189722","https://openalex.org/W2067534308","https://openalex.org/W2067755834","https://openalex.org/W2103647628","https://openalex.org/W2142899554","https://openalex.org/W2144719169","https://openalex.org/W2162008394","https://openalex.org/W2168130263","https://openalex.org/W2170405424","https://openalex.org/W2219705828","https://openalex.org/W3123463635","https://openalex.org/W4232836212"],"related_works":["https://openalex.org/W3042897176","https://openalex.org/W3029721117","https://openalex.org/W1969001199","https://openalex.org/W3024507329","https://openalex.org/W2295479703","https://openalex.org/W1980446620","https://openalex.org/W1944619653","https://openalex.org/W1842139522","https://openalex.org/W2183127765","https://openalex.org/W3197315017"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2020,"cited_by_count":3},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":1},{"year":2016,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-23T08:03:31.855105","created_date":"2025-10-10T00:00:00"}