{"id":"https://openalex.org/W32301533","doi":"https://doi.org/10.1007/978-3-642-39077-7_3","title":"Efficient E-Cash in Practice: NFC-Based Payments for Public Transportation Systems","display_name":"Efficient E-Cash in Practice: NFC-Based Payments for Public Transportation Systems","publication_year":2013,"publication_date":"2013-01-01","ids":{"openalex":"https://openalex.org/W32301533","doi":"https://doi.org/10.1007/978-3-642-39077-7_3","mag":"32301533"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-642-39077-7_3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-39077-7_3","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},"type":"conference-paper","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/A5029925634","display_name":"Gesine Hinterw\u00e4lder","orcid":null},"institutions":[{"id":"https://openalex.org/I24603500","display_name":"University of Massachusetts Amherst","ror":"https://ror.org/0072zz521","country_code":"US","type":"education","lineage":["https://openalex.org/I24603500"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Gesine Hinterw\u00e4lder","raw_affiliation_strings":["University of Massachusetts: Amherst#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Massachusetts: Amherst#TAB#","institution_ids":["https://openalex.org/I24603500"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030110336","display_name":"Christian Zenger","orcid":"https://orcid.org/0000-0003-1638-948X"},"institutions":[{"id":"https://openalex.org/I24603500","display_name":"University of Massachusetts Amherst","ror":"https://ror.org/0072zz521","country_code":"US","type":"education","lineage":["https://openalex.org/I24603500"]},{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE","US"],"is_corresponding":false,"raw_author_name":"Christian T. Zenger","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Massachusetts Amherst, USA","Horst G\u00f6rtz Institute for IT Security, Ruhr-University Bochum, Germany","University of Massachusetts Amherst","Ruhr-University Bochum"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Massachusetts Amherst, USA","institution_ids":["https://openalex.org/I24603500"]},{"raw_affiliation_string":"Horst G\u00f6rtz Institute for IT Security, Ruhr-University Bochum, Germany","institution_ids":["https://openalex.org/I904495901"]},{"raw_affiliation_string":"University of Massachusetts Amherst","institution_ids":["https://openalex.org/I24603500"]},{"raw_affiliation_string":"Ruhr-University Bochum","institution_ids":["https://openalex.org/I904495901"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023122783","display_name":"Foteini Baldimtsi","orcid":"https://orcid.org/0000-0003-3296-5336"},"institutions":[{"id":"https://openalex.org/I175594653","display_name":"John Brown University","ror":"https://ror.org/02ct41q97","country_code":"US","type":"education","lineage":["https://openalex.org/I175594653"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Foteini Baldimtsi","raw_affiliation_strings":["Computer Science Department, Brown University, USA","Brown University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Department, Brown University, USA","institution_ids":["https://openalex.org/I175594653"]},{"raw_affiliation_string":"Brown University","institution_ids":["https://openalex.org/I175594653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009958147","display_name":"Anna Lysyanskaya","orcid":"https://orcid.org/0000-0002-3567-3550"},"institutions":[{"id":"https://openalex.org/I175594653","display_name":"John Brown University","ror":"https://ror.org/02ct41q97","country_code":"US","type":"education","lineage":["https://openalex.org/I175594653"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Anna Lysyanskaya","raw_affiliation_strings":["Computer Science Department, Brown University, USA","Brown University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Computer Science Department, Brown University, USA","institution_ids":["https://openalex.org/I175594653"]},{"raw_affiliation_string":"Brown University","institution_ids":["https://openalex.org/I175594653"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041748332","display_name":"Christof Paar","orcid":"https://orcid.org/0000-0001-8681-2277"},"institutions":[{"id":"https://openalex.org/I24603500","display_name":"University of Massachusetts Amherst","ror":"https://ror.org/0072zz521","country_code":"US","type":"education","lineage":["https://openalex.org/I24603500"]},{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE","US"],"is_corresponding":false,"raw_author_name":"Christof Paar","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Massachusetts Amherst, USA","Horst G\u00f6rtz Institute for IT Security, Ruhr-University Bochum, Germany","University of Massachusetts Amherst","Ruhr-University Bochum"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Massachusetts Amherst, USA","institution_ids":["https://openalex.org/I24603500"]},{"raw_affiliation_string":"Horst G\u00f6rtz Institute for IT Security, Ruhr-University Bochum, Germany","institution_ids":["https://openalex.org/I904495901"]},{"raw_affiliation_string":"University of Massachusetts Amherst","institution_ids":["https://openalex.org/I24603500"]},{"raw_affiliation_string":"Ruhr-University Bochum","institution_ids":["https://openalex.org/I904495901"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5033415719","display_name":"Wayne Burleson","orcid":"https://orcid.org/0000-0002-7068-4351"},"institutions":[{"id":"https://openalex.org/I24603500","display_name":"University of Massachusetts Amherst","ror":"https://ror.org/0072zz521","country_code":"US","type":"education","lineage":["https://openalex.org/I24603500"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Wayne P. Burleson","raw_affiliation_strings":["Department of Electrical and Computer Engineering, University of Massachusetts Amherst, USA","University of Massachusetts: Amherst#TAB#"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Electrical and Computer Engineering, University of Massachusetts Amherst, USA","institution_ids":["https://openalex.org/I24603500"]},{"raw_affiliation_string":"University of Massachusetts: Amherst#TAB#","institution_ids":["https://openalex.org/I24603500"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":29,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"40","last_page":"59"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11504","display_name":"Advanced Authentication Protocols Security","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T11504","display_name":"Advanced Authentication Protocols Security","score":0.9990000128746033,"subfield":{"id":"https://openalex.org/subfields/1705","display_name":"Computer Networks and Communications"},"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/T10237","display_name":"Cryptography and Data Security","score":0.9986000061035156,"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/T11800","display_name":"User Authentication and Security Systems","score":0.9980999827384949,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.8068156242370605},{"id":"https://openalex.org/keywords/payment","display_name":"Payment","score":0.709486186504364},{"id":"https://openalex.org/keywords/near-field-communication","display_name":"Near field communication","score":0.6389092206954956},{"id":"https://openalex.org/keywords/implementation","display_name":"Implementation","score":0.5976367592811584},{"id":"https://openalex.org/keywords/cash","display_name":"Cash","score":0.4991581439971924},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.4980502128601074},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.4646683633327484},{"id":"https://openalex.org/keywords/mobile-payment","display_name":"Mobile payment","score":0.4223138391971588},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.25307998061180115},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.14420601725578308},{"id":"https://openalex.org/keywords/finance","display_name":"Finance","score":0.1346614956855774},{"id":"https://openalex.org/keywords/business","display_name":"Business","score":0.12287908792495728}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8068156242370605},{"id":"https://openalex.org/C145097563","wikidata":"https://www.wikidata.org/wiki/Q1148747","display_name":"Payment","level":2,"score":0.709486186504364},{"id":"https://openalex.org/C175604262","wikidata":"https://www.wikidata.org/wiki/Q273353","display_name":"Near field communication","level":3,"score":0.6389092206954956},{"id":"https://openalex.org/C26713055","wikidata":"https://www.wikidata.org/wiki/Q245962","display_name":"Implementation","level":2,"score":0.5976367592811584},{"id":"https://openalex.org/C2778083465","wikidata":"https://www.wikidata.org/wiki/Q693464","display_name":"Cash","level":2,"score":0.4991581439971924},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.4980502128601074},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.4646683633327484},{"id":"https://openalex.org/C160949748","wikidata":"https://www.wikidata.org/wiki/Q1365703","display_name":"Mobile payment","level":3,"score":0.4223138391971588},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.25307998061180115},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.14420601725578308},{"id":"https://openalex.org/C10138342","wikidata":"https://www.wikidata.org/wiki/Q43015","display_name":"Finance","level":1,"score":0.1346614956855774},{"id":"https://openalex.org/C144133560","wikidata":"https://www.wikidata.org/wiki/Q4830453","display_name":"Business","level":0,"score":0.12287908792495728},{"id":"https://openalex.org/C96122199","wikidata":"https://www.wikidata.org/wiki/Q628096","display_name":"Ultra high frequency","level":2,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1007/978-3-642-39077-7_3","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-642-39077-7_3","pdf_url":null,"source":{"id":"https://openalex.org/S106296714","display_name":"Lecture notes in computer science","issn_l":"0302-9743","issn":["0302-9743","1611-3349"],"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":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Lecture Notes in Computer Science","raw_type":"book-chapter"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.414.3682","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.414.3682","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://freehaven.net/anonbib/papers/pets2013/paper_34.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.696.2413","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.696.2413","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://cs.brown.edu/%7Eanna/papers/hzblpb13.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":45,"referenced_works":["https://openalex.org/W1481250","https://openalex.org/W10859158","https://openalex.org/W39391074","https://openalex.org/W53603207","https://openalex.org/W73995020","https://openalex.org/W240406380","https://openalex.org/W1231247499","https://openalex.org/W1538831988","https://openalex.org/W1543449300","https://openalex.org/W1559779397","https://openalex.org/W1562002170","https://openalex.org/W1565871930","https://openalex.org/W1570043269","https://openalex.org/W1597801646","https://openalex.org/W1601001795","https://openalex.org/W1646354800","https://openalex.org/W1660562555","https://openalex.org/W1847217253","https://openalex.org/W1880212920","https://openalex.org/W1972024875","https://openalex.org/W2039837665","https://openalex.org/W2089405347","https://openalex.org/W2094557617","https://openalex.org/W2097595927","https://openalex.org/W2111336263","https://openalex.org/W2131376620","https://openalex.org/W2137664544","https://openalex.org/W2142344425","https://openalex.org/W2144370861","https://openalex.org/W2153193245","https://openalex.org/W2155917298","https://openalex.org/W2156184091","https://openalex.org/W2157154635","https://openalex.org/W2224364690","https://openalex.org/W2303843091","https://openalex.org/W2476012767","https://openalex.org/W2480498986","https://openalex.org/W2484860292","https://openalex.org/W2490262601","https://openalex.org/W2496127125","https://openalex.org/W2502627125","https://openalex.org/W2506735936","https://openalex.org/W2992941148","https://openalex.org/W3142333173","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2120719751","https://openalex.org/W2500695955","https://openalex.org/W4238025070","https://openalex.org/W2511249548","https://openalex.org/W2952760203","https://openalex.org/W2017865814","https://openalex.org/W2100107174","https://openalex.org/W4239141680","https://openalex.org/W4298073940","https://openalex.org/W2128472521"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2018,"cited_by_count":3},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-07-25T09:21:30.201066","created_date":"2025-10-10T00:00:00"}
