{"id":"https://openalex.org/W1587382781","doi":"https://doi.org/10.1007/11767480_4","title":"Do Broken Hash Functions Affect the Security of Time-Stamping Schemes?","display_name":"Do Broken Hash Functions Affect the Security of Time-Stamping Schemes?","publication_year":2006,"publication_date":"2006-01-01","ids":{"openalex":"https://openalex.org/W1587382781","doi":"https://doi.org/10.1007/11767480_4","mag":"1587382781"},"language":"en","primary_location":{"id":"doi:10.1007/11767480_4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11767480_4","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":"book-chapter","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/A5052529979","display_name":"Ahto Buldas","orcid":"https://orcid.org/0000-0002-6413-8258"},"institutions":[{"id":"https://openalex.org/I56085075","display_name":"University of Tartu","ror":"https://ror.org/03z77qz90","country_code":"EE","type":"education","lineage":["https://openalex.org/I56085075"]},{"id":"https://openalex.org/I111112146","display_name":"Tallinn University of Technology","ror":"https://ror.org/0443cwa12","country_code":"EE","type":"education","lineage":["https://openalex.org/I111112146"]},{"id":"https://openalex.org/I4210160054","display_name":"Cybernetica (Estonia)","ror":"https://ror.org/054gqc795","country_code":"EE","type":"company","lineage":["https://openalex.org/I4210160054"]}],"countries":["EE"],"is_corresponding":true,"raw_author_name":"Ahto Buldas","raw_affiliation_strings":["Cybernetica, Akadeemia tee 21, 12618, Tallinn, Estonia","Tallinn University of Technology, Raja 15, 12618, Tallinn, Estonia","University of Tartu, Liivi 2, 50409, Tartu, Estonia"],"affiliations":[{"raw_affiliation_string":"Cybernetica, Akadeemia tee 21, 12618, Tallinn, Estonia","institution_ids":["https://openalex.org/I4210160054"]},{"raw_affiliation_string":"Tallinn University of Technology, Raja 15, 12618, Tallinn, Estonia","institution_ids":["https://openalex.org/I111112146"]},{"raw_affiliation_string":"University of Tartu, Liivi 2, 50409, Tartu, Estonia","institution_ids":["https://openalex.org/I56085075"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5084758003","display_name":"Sven Laur","orcid":"https://orcid.org/0000-0002-9891-3347"},"institutions":[{"id":"https://openalex.org/I2800229700","display_name":"Helsinki Institute of Physics","ror":"https://ror.org/01x2x1522","country_code":"FI","type":"facility","lineage":["https://openalex.org/I133731052","https://openalex.org/I2800229700","https://openalex.org/I63548447","https://openalex.org/I94722563","https://openalex.org/I9927081"]}],"countries":["FI"],"is_corresponding":false,"raw_author_name":"Sven Laur","raw_affiliation_strings":["Laboratory for Theoretical Computer Science, Helsinki University of Technology, TKK, P.O. Box 5400, FI-02015, Finland"],"affiliations":[{"raw_affiliation_string":"Laboratory for Theoretical Computer Science, Helsinki University of Technology, TKK, P.O. Box 5400, FI-02015, Finland","institution_ids":["https://openalex.org/I2800229700"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5052529979"],"corresponding_institution_ids":["https://openalex.org/I111112146","https://openalex.org/I4210160054","https://openalex.org/I56085075"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":2.7198,"has_fulltext":false,"cited_by_count":16,"citation_normalized_percentile":{"value":0.90815437,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":89,"max":95},"biblio":{"volume":null,"issue":null,"first_page":"50","last_page":"65"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10951","display_name":"Cryptographic Implementations and Security","score":1.0,"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/T10951","display_name":"Cryptographic Implementations and Security","score":1.0,"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/T11424","display_name":"Security and Verification in Computing","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/T11241","display_name":"Advanced Malware Detection Techniques","score":0.9984999895095825,"subfield":{"id":"https://openalex.org/subfields/1711","display_name":"Signal Processing"},"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/hash-function","display_name":"Hash function","score":0.9369668960571289},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7480193376541138},{"id":"https://openalex.org/keywords/collision-resistance","display_name":"Collision resistance","score":0.7269434332847595},{"id":"https://openalex.org/keywords/md5","display_name":"MD5","score":0.7092179656028748},{"id":"https://openalex.org/keywords/sha-2","display_name":"SHA-2","score":0.7037129402160645},{"id":"https://openalex.org/keywords/cryptographic-hash-function","display_name":"Cryptographic hash function","score":0.6789383888244629},{"id":"https://openalex.org/keywords/hash-chain","display_name":"Hash chain","score":0.5752480626106262},{"id":"https://openalex.org/keywords/double-hashing","display_name":"Double hashing","score":0.5697128772735596},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.5072388648986816},{"id":"https://openalex.org/keywords/swifft","display_name":"SWIFFT","score":0.4629806578159332},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.43931037187576294},{"id":"https://openalex.org/keywords/collision","display_name":"Collision","score":0.4325949251651764},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.20526662468910217}],"concepts":[{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.9369668960571289},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7480193376541138},{"id":"https://openalex.org/C150909736","wikidata":"https://www.wikidata.org/wiki/Q1779448","display_name":"Collision resistance","level":5,"score":0.7269434332847595},{"id":"https://openalex.org/C157172786","wikidata":"https://www.wikidata.org/wiki/Q185235","display_name":"MD5","level":3,"score":0.7092179656028748},{"id":"https://openalex.org/C190157925","wikidata":"https://www.wikidata.org/wiki/Q1968605","display_name":"SHA-2","level":4,"score":0.7037129402160645},{"id":"https://openalex.org/C7608002","wikidata":"https://www.wikidata.org/wiki/Q477202","display_name":"Cryptographic hash function","level":3,"score":0.6789383888244629},{"id":"https://openalex.org/C135783594","wikidata":"https://www.wikidata.org/wiki/Q5678864","display_name":"Hash chain","level":3,"score":0.5752480626106262},{"id":"https://openalex.org/C138111711","wikidata":"https://www.wikidata.org/wiki/Q478351","display_name":"Double hashing","level":4,"score":0.5697128772735596},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.5072388648986816},{"id":"https://openalex.org/C133358856","wikidata":"https://www.wikidata.org/wiki/Q7395188","display_name":"SWIFFT","level":5,"score":0.4629806578159332},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.43931037187576294},{"id":"https://openalex.org/C121704057","wikidata":"https://www.wikidata.org/wiki/Q352070","display_name":"Collision","level":2,"score":0.4325949251651764},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.20526662468910217}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/11767480_4","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11767480_4","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"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.5699999928474426,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W81015123","https://openalex.org/W122805432","https://openalex.org/W155049767","https://openalex.org/W170104151","https://openalex.org/W1499074627","https://openalex.org/W1533979572","https://openalex.org/W1548130906","https://openalex.org/W1555511670","https://openalex.org/W1572490578","https://openalex.org/W1590269592","https://openalex.org/W1656731780","https://openalex.org/W1993716793","https://openalex.org/W2103239853","https://openalex.org/W2108475361","https://openalex.org/W2131212920","https://openalex.org/W2155690458","https://openalex.org/W3028640300","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4251738463","https://openalex.org/W122749164","https://openalex.org/W3019245231","https://openalex.org/W2380122294","https://openalex.org/W1487949331","https://openalex.org/W2782107767","https://openalex.org/W1974544592","https://openalex.org/W3018807086","https://openalex.org/W2069568684","https://openalex.org/W1674074891"],"abstract_inverted_index":null,"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}