{"id":"https://openalex.org/W1533007301","doi":"https://doi.org/10.1007/11426639_28","title":"Second Preimages on n-Bit Hash Functions for Much Less than 2 n Work","display_name":"Second Preimages on n-Bit Hash Functions for Much Less than 2 n Work","publication_year":2005,"publication_date":"2005-01-01","ids":{"openalex":"https://openalex.org/W1533007301","doi":"https://doi.org/10.1007/11426639_28","mag":"1533007301"},"language":"en","primary_location":{"id":"doi:10.1007/11426639_28","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11426639_28","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/A5021700049","display_name":"John Kelsey","orcid":"https://orcid.org/0000-0002-3427-1744"},"institutions":[{"id":"https://openalex.org/I1321296531","display_name":"National Institute of Standards and Technology","ror":"https://ror.org/05xpvk416","country_code":"US","type":"funder","lineage":["https://openalex.org/I1321296531","https://openalex.org/I1343035065"]},{"id":"https://openalex.org/I4210124755","display_name":"National Institute of Standards","ror":"https://ror.org/02zftm050","country_code":"EG","type":"facility","lineage":["https://openalex.org/I4210124755"]}],"countries":["EG","US"],"is_corresponding":false,"raw_author_name":"John Kelsey","raw_affiliation_strings":["National Institute of Standards and Technology,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"National Institute of Standards and Technology,","institution_ids":["https://openalex.org/I4210124755","https://openalex.org/I1321296531"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5037770347","display_name":"Bruce Schneier","orcid":"https://orcid.org/0000-0003-1453-1083"},"institutions":[{"id":"https://openalex.org/I4210110374","display_name":"CounterPath (United States)","ror":"https://ror.org/027218r60","country_code":"US","type":"company","lineage":["https://openalex.org/I4210110374"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Bruce Schneier","raw_affiliation_strings":["Counterpane Internet Security, Inc,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Counterpane Internet Security, Inc,","institution_ids":["https://openalex.org/I4210110374"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":20.1694,"has_fulltext":false,"cited_by_count":383,"citation_normalized_percentile":{"value":0.99660208,"is_in_top_1_percent":true,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":94,"max":100},"biblio":{"volume":null,"issue":null,"first_page":"474","last_page":"490"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10951","display_name":"Cryptographic Implementations and Security","score":0.9998999834060669,"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":0.9998999834060669,"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"}},{"id":"https://openalex.org/T11130","display_name":"Coding theory and cryptography","score":0.9983999729156494,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/hash-function","display_name":"Hash function","score":0.9247410297393799},{"id":"https://openalex.org/keywords/collision-attack","display_name":"Collision attack","score":0.7945789694786072},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.709490180015564},{"id":"https://openalex.org/keywords/sha-2","display_name":"SHA-2","score":0.6377896666526794},{"id":"https://openalex.org/keywords/iterated-function","display_name":"Iterated function","score":0.6268322467803955},{"id":"https://openalex.org/keywords/cryptographic-hash-function","display_name":"Cryptographic hash function","score":0.5914386510848999},{"id":"https://openalex.org/keywords/mdc-2","display_name":"MDC-2","score":0.5575295686721802},{"id":"https://openalex.org/keywords/collision","display_name":"Collision","score":0.503307044506073},{"id":"https://openalex.org/keywords/block","display_name":"Block (permutation group theory)","score":0.48183953762054443},{"id":"https://openalex.org/keywords/function","display_name":"Function (biology)","score":0.4708031415939331},{"id":"https://openalex.org/keywords/double-hashing","display_name":"Double hashing","score":0.43476101756095886},{"id":"https://openalex.org/keywords/byte","display_name":"Byte","score":0.42475426197052},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.39357006549835205},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.3689102530479431},{"id":"https://openalex.org/keywords/discrete-mathematics","display_name":"Discrete mathematics","score":0.3560175895690918},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.21683165431022644},{"id":"https://openalex.org/keywords/combinatorics","display_name":"Combinatorics","score":0.1684667468070984},{"id":"https://openalex.org/keywords/computer-hardware","display_name":"Computer hardware","score":0.106484055519104},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.08241027593612671}],"concepts":[{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.9247410297393799},{"id":"https://openalex.org/C87538441","wikidata":"https://www.wikidata.org/wiki/Q389463","display_name":"Collision attack","level":5,"score":0.7945789694786072},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.709490180015564},{"id":"https://openalex.org/C190157925","wikidata":"https://www.wikidata.org/wiki/Q1968605","display_name":"SHA-2","level":4,"score":0.6377896666526794},{"id":"https://openalex.org/C140479938","wikidata":"https://www.wikidata.org/wiki/Q5254619","display_name":"Iterated function","level":2,"score":0.6268322467803955},{"id":"https://openalex.org/C7608002","wikidata":"https://www.wikidata.org/wiki/Q477202","display_name":"Cryptographic hash function","level":3,"score":0.5914386510848999},{"id":"https://openalex.org/C200086178","wikidata":"https://www.wikidata.org/wiki/Q3841252","display_name":"MDC-2","level":5,"score":0.5575295686721802},{"id":"https://openalex.org/C121704057","wikidata":"https://www.wikidata.org/wiki/Q352070","display_name":"Collision","level":2,"score":0.503307044506073},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.48183953762054443},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.4708031415939331},{"id":"https://openalex.org/C138111711","wikidata":"https://www.wikidata.org/wiki/Q478351","display_name":"Double hashing","level":4,"score":0.43476101756095886},{"id":"https://openalex.org/C43364308","wikidata":"https://www.wikidata.org/wiki/Q8799","display_name":"Byte","level":2,"score":0.42475426197052},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.39357006549835205},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.3689102530479431},{"id":"https://openalex.org/C118615104","wikidata":"https://www.wikidata.org/wiki/Q121416","display_name":"Discrete mathematics","level":1,"score":0.3560175895690918},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21683165431022644},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.1684667468070984},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.106484055519104},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.08241027593612671},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C78458016","wikidata":"https://www.wikidata.org/wiki/Q840400","display_name":"Evolutionary biology","level":1,"score":0.0},{"id":"https://openalex.org/C134306372","wikidata":"https://www.wikidata.org/wiki/Q7754","display_name":"Mathematical analysis","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/11426639_28","is_oa":false,"landing_page_url":"https://doi.org/10.1007/11426639_28","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":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":28,"referenced_works":["https://openalex.org/W37479419","https://openalex.org/W81015123","https://openalex.org/W1493566387","https://openalex.org/W1512388984","https://openalex.org/W1536935781","https://openalex.org/W1549228503","https://openalex.org/W1590624619","https://openalex.org/W1600432225","https://openalex.org/W1620786308","https://openalex.org/W1660562555","https://openalex.org/W1688363050","https://openalex.org/W1756321105","https://openalex.org/W1766319578","https://openalex.org/W1863270349","https://openalex.org/W1979802565","https://openalex.org/W2008272678","https://openalex.org/W2033778422","https://openalex.org/W2104633167","https://openalex.org/W2160719509","https://openalex.org/W2499506661","https://openalex.org/W2561675875","https://openalex.org/W2612691132","https://openalex.org/W2916086000","https://openalex.org/W3031128223","https://openalex.org/W3145042860","https://openalex.org/W4252558787","https://openalex.org/W4285719527","https://openalex.org/W4289127653"],"related_works":["https://openalex.org/W1913860316","https://openalex.org/W1595669703","https://openalex.org/W2007585625","https://openalex.org/W2037181904","https://openalex.org/W2112192902","https://openalex.org/W1507819580","https://openalex.org/W2937807672","https://openalex.org/W122749164","https://openalex.org/W2988738237","https://openalex.org/W2187352456"],"abstract_inverted_index":null,"counts_by_year":[{"year":2026,"cited_by_count":2},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":5},{"year":2022,"cited_by_count":8},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":23},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":10},{"year":2017,"cited_by_count":11},{"year":2016,"cited_by_count":15},{"year":2015,"cited_by_count":16},{"year":2014,"cited_by_count":23},{"year":2013,"cited_by_count":12},{"year":2012,"cited_by_count":38}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}