{"id":"https://openalex.org/W2084709156","doi":"https://doi.org/10.1080/0161-117791832977","title":"ENTROPY CALCULATIONS AND PARTICULAR METHODS OF CRYPTANALYSIS","display_name":"ENTROPY CALCULATIONS AND PARTICULAR METHODS OF CRYPTANALYSIS","publication_year":1977,"publication_date":"1977-07-01","ids":{"openalex":"https://openalex.org/W2084709156","doi":"https://doi.org/10.1080/0161-117791832977","mag":"2084709156"},"language":"en","primary_location":{"id":"doi:10.1080/0161-117791832977","is_oa":false,"landing_page_url":"https://doi.org/10.1080/0161-117791832977","pdf_url":null,"source":{"id":"https://openalex.org/S185196701","display_name":"Cryptologia","issn_l":"0161-1194","issn":["0161-1194","1558-1586"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Cryptologia","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/A5112197960","display_name":"James A. Reeds","orcid":null},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"James Reeds","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5112197960"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.6138,"has_fulltext":false,"cited_by_count":10,"citation_normalized_percentile":{"value":0.67738743,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":96},"biblio":{"volume":"1","issue":"3","first_page":"235","last_page":"254"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9690999984741211,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T12002","display_name":"Computability, Logic, AI Algorithms","score":0.9690999984741211,"subfield":{"id":"https://openalex.org/subfields/1703","display_name":"Computational Theory and Mathematics"},"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/T13720","display_name":"Benford\u2019s Law and Fraud Detection","score":0.9595999717712402,"subfield":{"id":"https://openalex.org/subfields/2613","display_name":"Statistics and Probability"},"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/T11017","display_name":"Chaos-based Image/Signal Encryption","score":0.9361000061035156,"subfield":{"id":"https://openalex.org/subfields/1707","display_name":"Computer Vision and Pattern Recognition"},"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/cryptanalysis","display_name":"Cryptanalysis","score":0.7743636965751648},{"id":"https://openalex.org/keywords/boomerang-attack","display_name":"Boomerang attack","score":0.7016959190368652},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5410571694374084},{"id":"https://openalex.org/keywords/higher-order-differential-cryptanalysis","display_name":"Higher-order differential cryptanalysis","score":0.45766595005989075},{"id":"https://openalex.org/keywords/impossible-differential-cryptanalysis","display_name":"Impossible differential cryptanalysis","score":0.4535057544708252},{"id":"https://openalex.org/keywords/linear-cryptanalysis","display_name":"Linear cryptanalysis","score":0.4513607621192932},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.34410542249679565},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.3158252239227295}],"concepts":[{"id":"https://openalex.org/C181149355","wikidata":"https://www.wikidata.org/wiki/Q897511","display_name":"Cryptanalysis","level":3,"score":0.7743636965751648},{"id":"https://openalex.org/C147552392","wikidata":"https://www.wikidata.org/wiki/Q2869899","display_name":"Boomerang attack","level":5,"score":0.7016959190368652},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5410571694374084},{"id":"https://openalex.org/C151607707","wikidata":"https://www.wikidata.org/wiki/Q11673206","display_name":"Higher-order differential cryptanalysis","level":5,"score":0.45766595005989075},{"id":"https://openalex.org/C120488936","wikidata":"https://www.wikidata.org/wiki/Q3005748","display_name":"Impossible differential cryptanalysis","level":5,"score":0.4535057544708252},{"id":"https://openalex.org/C82424418","wikidata":"https://www.wikidata.org/wiki/Q1826463","display_name":"Linear cryptanalysis","level":4,"score":0.4513607621192932},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.34410542249679565},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.3158252239227295}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1080/0161-117791832977","is_oa":false,"landing_page_url":"https://doi.org/10.1080/0161-117791832977","pdf_url":null,"source":{"id":"https://openalex.org/S185196701","display_name":"Cryptologia","issn_l":"0161-1194","issn":["0161-1194","1558-1586"],"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/P4310320547","host_organization_name":"Taylor & Francis","host_organization_lineage":["https://openalex.org/P4310320547"],"host_organization_lineage_names":["Taylor & Francis"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Cryptologia","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2557174342","https://openalex.org/W2791274315","https://openalex.org/W2950215720","https://openalex.org/W4230315357","https://openalex.org/W1846045953","https://openalex.org/W1536590213","https://openalex.org/W2026284256","https://openalex.org/W2786560893","https://openalex.org/W1574936599","https://openalex.org/W4385434343"],"abstract_inverted_index":{"(1977).":[0],"ENTROPY":[1],"CALCULATIONS":[2],"AND":[3],"PARTICULAR":[4],"METHODS":[5],"OF":[6],"CRYPTANALYSIS.":[7],"Cryptologia:":[8],"Vol.":[9],"1,":[10],"No.":[11],"3,":[12],"pp.":[13],"235-254.":[14]},"counts_by_year":[{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":1},{"year":2018,"cited_by_count":2},{"year":2015,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}