{"id":"https://openalex.org/W2090649744","doi":"https://doi.org/10.1016/0020-0190(84)90095-4","title":"Some variants of the take-grant protection model","display_name":"Some variants of the take-grant protection model","publication_year":1984,"publication_date":"1984-10-01","ids":{"openalex":"https://openalex.org/W2090649744","doi":"https://doi.org/10.1016/0020-0190(84)90095-4","mag":"2090649744"},"language":"en","primary_location":{"id":"doi:10.1016/0020-0190(84)90095-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0020-0190(84)90095-4","pdf_url":null,"source":{"id":"https://openalex.org/S147953040","display_name":"Information Processing Letters","issn_l":"0020-0190","issn":["0020-0190","1872-6119"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Processing Letters","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/A5023921545","display_name":"Joachim Biskup","orcid":"https://orcid.org/0000-0001-5281-1567"},"institutions":[{"id":"https://openalex.org/I200332995","display_name":"TU Dortmund University","ror":"https://ror.org/01k97gp34","country_code":"DE","type":"education","lineage":["https://openalex.org/I200332995"]}],"countries":["DE"],"is_corresponding":true,"raw_author_name":"Joachim Biskup","raw_affiliation_strings":["Informatik III, Universit\u00e4t Dortmund, D-4600 Dortmund 50, Fed. Rep. Germany","Univ. Dortmund, Dortmund, West Germany#TAB#"],"affiliations":[{"raw_affiliation_string":"Informatik III, Universit\u00e4t Dortmund, D-4600 Dortmund 50, Fed. Rep. Germany","institution_ids":["https://openalex.org/I200332995"]},{"raw_affiliation_string":"Univ. Dortmund, Dortmund, West Germany#TAB#","institution_ids":["https://openalex.org/I200332995"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5023921545"],"corresponding_institution_ids":["https://openalex.org/I200332995"],"apc_list":{"value":2200,"currency":"USD","value_usd":2200},"apc_paid":null,"fwci":2.3149,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.89381703,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"19","issue":"3","first_page":"151","last_page":"156"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10927","display_name":"Access Control and Trust","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},"topics":[{"id":"https://openalex.org/T10927","display_name":"Access Control and Trust","score":0.9980000257492065,"subfield":{"id":"https://openalex.org/subfields/3312","display_name":"Sociology and Political Science"},"field":{"id":"https://openalex.org/fields/33","display_name":"Social Sciences"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10772","display_name":"Distributed systems and fault tolerance","score":0.9907000064849854,"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":0.9854000210762024,"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/context","display_name":"Context (archaeology)","score":0.6327106356620789},{"id":"https://openalex.org/keywords/sequence","display_name":"Sequence (biology)","score":0.566028356552124},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.5549639463424683},{"id":"https://openalex.org/keywords/time-complexity","display_name":"Time complexity","score":0.5425286293029785},{"id":"https://openalex.org/keywords/protection-mechanism","display_name":"Protection mechanism","score":0.5267307758331299},{"id":"https://openalex.org/keywords/class","display_name":"Class (philosophy)","score":0.4674110412597656},{"id":"https://openalex.org/keywords/polynomial","display_name":"Polynomial","score":0.433951735496521},{"id":"https://openalex.org/keywords/theoretical-computer-science","display_name":"Theoretical computer science","score":0.36836665868759155},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.3285931944847107},{"id":"https://openalex.org/keywords/algorithm","display_name":"Algorithm","score":0.24106425046920776},{"id":"https://openalex.org/keywords/artificial-intelligence","display_name":"Artificial intelligence","score":0.21319028735160828},{"id":"https://openalex.org/keywords/control","display_name":"Control (management)","score":0.13615009188652039}],"concepts":[{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.6327106356620789},{"id":"https://openalex.org/C2778112365","wikidata":"https://www.wikidata.org/wiki/Q3511065","display_name":"Sequence (biology)","level":2,"score":0.566028356552124},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.5549639463424683},{"id":"https://openalex.org/C311688","wikidata":"https://www.wikidata.org/wiki/Q2393193","display_name":"Time complexity","level":2,"score":0.5425286293029785},{"id":"https://openalex.org/C2778717966","wikidata":"https://www.wikidata.org/wiki/Q4189076","display_name":"Protection mechanism","level":3,"score":0.5267307758331299},{"id":"https://openalex.org/C2777212361","wikidata":"https://www.wikidata.org/wiki/Q5127848","display_name":"Class (philosophy)","level":2,"score":0.4674110412597656},{"id":"https://openalex.org/C90119067","wikidata":"https://www.wikidata.org/wiki/Q43260","display_name":"Polynomial","level":2,"score":0.433951735496521},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.36836665868759155},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.3285931944847107},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.24106425046920776},{"id":"https://openalex.org/C154945302","wikidata":"https://www.wikidata.org/wiki/Q11660","display_name":"Artificial intelligence","level":1,"score":0.21319028735160828},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.13615009188652039},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","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},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C151730666","wikidata":"https://www.wikidata.org/wiki/Q7205","display_name":"Paleontology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0020-0190(84)90095-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0020-0190(84)90095-4","pdf_url":null,"source":{"id":"https://openalex.org/S147953040","display_name":"Information Processing Letters","issn_l":"0020-0190","issn":["0020-0190","1872-6119"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310320990","host_organization_name":"Elsevier BV","host_organization_lineage":["https://openalex.org/P4310320990"],"host_organization_lineage_names":["Elsevier BV"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Information Processing Letters","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":7,"referenced_works":["https://openalex.org/W1589905817","https://openalex.org/W1882297107","https://openalex.org/W1966364460","https://openalex.org/W2035142022","https://openalex.org/W2038696466","https://openalex.org/W2134570288","https://openalex.org/W6660335648"],"related_works":["https://openalex.org/W2112284452","https://openalex.org/W3085798047","https://openalex.org/W2374269412","https://openalex.org/W371123309","https://openalex.org/W2085500676","https://openalex.org/W2186272223","https://openalex.org/W2365096715","https://openalex.org/W2012817876","https://openalex.org/W4287666945","https://openalex.org/W4306167235"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
