{"id":"https://openalex.org/W3029690002","doi":null,"title":"Preimage Attacks on Reduced DHA-256.","display_name":"Preimage Attacks on Reduced DHA-256.","publication_year":2009,"publication_date":"2009-01-01","ids":{"openalex":"https://openalex.org/W3029690002","mag":"3029690002"},"language":"en","primary_location":{"id":"pmh:oai:CiteSeerX.psu:10.1.1.215.6135","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.215.6135","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://eprint.iacr.org/2009/552.pdf","raw_type":"text"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5060375921","display_name":"Jinmin Zhong","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I183067930","display_name":"Shanghai Jiao Tong University","ror":"https://ror.org/0220qvk04","country_code":"CN","type":"education","lineage":["https://openalex.org/I183067930"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinmin Zhong","raw_affiliation_strings":["Shanghai Jiao Tong University"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Shanghai Jiao Tong University","institution_ids":["https://openalex.org/I183067930"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5082713075","display_name":"Xuejia Lai","orcid":"https://orcid.org/0000-0001-5917-4783","observed_orcids":["https://orcid.org/0000-0001-5917-4783"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Xuejia Lai","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-5917-4783","affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.41726858,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"2009","issue":null,"first_page":"552","last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10951","display_name":"Cryptographic Implementations and Security","score":0.9990000128746033,"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":0.9990000128746033,"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/T11130","display_name":"Coding theory and cryptography","score":0.00019999999494757503,"subfield":{"id":"https://openalex.org/subfields/2607","display_name":"Discrete Mathematics and Combinatorics"},"field":{"id":"https://openalex.org/fields/26","display_name":"Mathematics"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11693","display_name":"Cryptography and Residue Arithmetic","score":9.999999747378752e-05,"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/preimage-attack","display_name":"preimage attack","score":0.8930000066757202},{"id":"https://openalex.org/keywords/second-preimage-attack","display_name":"second preimage attack","score":0.9700000286102295},{"id":"https://openalex.org/keywords/meet-in-the-middle","display_name":"meet-in-the-middle","score":0.8610000014305115},{"id":"https://openalex.org/keywords/hash-function-security","display_name":"hash function security","score":0.5979999899864197},{"id":"https://openalex.org/keywords/sha-256","display_name":"SHA-256","score":0.7839999794960022},{"id":"https://openalex.org/keywords/compression-function","display_name":"compression function","score":0.5839999914169312},{"id":"https://openalex.org/keywords/reduced-round-attacks","display_name":"reduced-round attacks","score":0.45500001311302185}],"concepts":[{"id":"https://openalex.org/C99138194","wikidata":"https://www.wikidata.org/wiki/Q183427","display_name":"Hash function","level":2,"score":0.8355725407600403},{"id":"https://openalex.org/C7608002","wikidata":"https://www.wikidata.org/wiki/Q477202","display_name":"Cryptographic hash function","level":3,"score":0.7689558863639832},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7250356674194336},{"id":"https://openalex.org/C150909736","wikidata":"https://www.wikidata.org/wiki/Q1779448","display_name":"Collision resistance","level":5,"score":0.6970233917236328},{"id":"https://openalex.org/C87538441","wikidata":"https://www.wikidata.org/wiki/Q389463","display_name":"Collision attack","level":5,"score":0.6339924335479736},{"id":"https://openalex.org/C190157925","wikidata":"https://www.wikidata.org/wiki/Q1968605","display_name":"SHA-2","level":4,"score":0.6119804382324219},{"id":"https://openalex.org/C14036430","wikidata":"https://www.wikidata.org/wiki/Q3736076","display_name":"Function (biology)","level":2,"score":0.46772778034210205},{"id":"https://openalex.org/C2777210771","wikidata":"https://www.wikidata.org/wiki/Q4927124","display_name":"Block (permutation group theory)","level":2,"score":0.43071502447128296},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.36096253991127014},{"id":"https://openalex.org/C94375191","wikidata":"https://www.wikidata.org/wiki/Q11205","display_name":"Arithmetic","level":1,"score":0.3358699083328247},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3238825798034668},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.21462148427963257},{"id":"https://openalex.org/C138111711","wikidata":"https://www.wikidata.org/wiki/Q478351","display_name":"Double hashing","level":4,"score":0.1394740641117096},{"id":"https://openalex.org/C114614502","wikidata":"https://www.wikidata.org/wiki/Q76592","display_name":"Combinatorics","level":1,"score":0.12485930323600769},{"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}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:CiteSeerX.psu:10.1.1.215.6135","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.215.6135","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://eprint.iacr.org/2009/552.pdf","raw_type":"text"},{"id":"mag:3029690002","doi":null,"is_oa":false,"landing_page_url":"https://eprint.iacr.org/2009/552.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S2764847869","display_name":"IACR Cryptology ePrint Archive","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":["https://openalex.org/P4322614454"],"host_organization_lineage_names":["Cryptology ePrint Archive"],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"IACR Cryptology ePrint Archive","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":23,"referenced_works":["https://openalex.org/W1491431082","https://openalex.org/W1494836645","https://openalex.org/W1499593564","https://openalex.org/W1503774814","https://openalex.org/W1522989667","https://openalex.org/W1530387410","https://openalex.org/W1549518467","https://openalex.org/W1550036077","https://openalex.org/W1563951935","https://openalex.org/W1568906052","https://openalex.org/W1590269592","https://openalex.org/W1596861772","https://openalex.org/W1598517024","https://openalex.org/W1656731780","https://openalex.org/W1795624981","https://openalex.org/W1814882979","https://openalex.org/W1991374982","https://openalex.org/W2007585625","https://openalex.org/W2103239853","https://openalex.org/W2119481050","https://openalex.org/W2131212920","https://openalex.org/W2152753665","https://openalex.org/W2407618248"],"related_works":["https://openalex.org/W2183572615","https://openalex.org/W2542297624","https://openalex.org/W7014608818","https://openalex.org/W2064677135","https://openalex.org/W3029985563","https://openalex.org/W2159448859","https://openalex.org/W2949340807","https://openalex.org/W2333106313","https://openalex.org/W2407618248","https://openalex.org/W2734917216"],"abstract_inverted_index":{"DHA-256":[0,17,60,86],"(Double":[1],"Hash":[2,9],"Algorithm)":[3],"was":[4],"proposed":[5],"at":[6],"the":[7,108,115],"Cryptographic":[8],"Workshop":[10],"hosted":[11],"by":[12],"NIST":[13],"in":[14],"November":[15],"2005.":[16],"is":[18,114],"a":[19],"dedicated":[20],"hash":[21,134],"function":[22,68,97,135],"with":[23,61,87],"output":[24],"length":[25],"of":[26,32,58,64,84,90,110,126],"256":[27],"bits":[28],"and":[29,56,70,82,93,100,123],"64":[30],"steps":[31],"operations":[33,69],"designed":[34],"to":[35],"enhance":[36],"SHA-256":[37],"security.":[38],"In":[39],"this":[40,113],"paper,":[41],"we":[42],"show":[43],"two":[44],"attacks":[45],"on":[46],"reduced":[47],"DHA-256.":[48,127],"The":[49,77],"first":[50,116],"attack":[51,79],"finds":[52,80],"one-block":[53],"second":[54,78,120,131],"preimage":[55,57,83,121,124],"26-step":[59],"time":[62,88],"complexity":[63,89],"2":[65,71,91,94,101],"223.82":[66],"compression":[67,96],"32":[72],"x":[73,103],"9":[74],"words":[75,105],"memory.":[76,106],"pseudo-preimage":[81],"35-step":[85],"239.63":[92],"248.82":[95],"operations,":[98],"respectively,":[99],"16":[102],"11":[104],"To":[107],"best":[109],"our":[111],"knowledge,":[112],"paper":[117],"that":[118],"analyzes":[119],"resistance":[122,125],"Keywords:":[128],"DHA-256,":[129],"meet-in-the-middle,":[130],"preimage,":[132,133],"1.":[136]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":2}],"updated_date":"2026-08-26T07:47:46.906454","created_date":"2020-06-05T00:00:00"}