{"id":"https://openalex.org/W2075971177","doi":"https://doi.org/10.1016/0167-4048(87)90065-4","title":"Strategies for extending the useful lifetime of DES","display_name":"Strategies for extending the useful lifetime of DES","publication_year":1987,"publication_date":"1987-08-01","ids":{"openalex":"https://openalex.org/W2075971177","doi":"https://doi.org/10.1016/0167-4048(87)90065-4","mag":"2075971177"},"language":"en","primary_location":{"id":"doi:10.1016/0167-4048(87)90065-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0167-4048(87)90065-4","pdf_url":null,"source":{"id":"https://openalex.org/S12529635","display_name":"Computers & Security","issn_l":"0167-4048","issn":["0167-4048","1872-6208"],"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":"Computers &amp; Security","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/A5054610664","display_name":"John M. Carroll","orcid":"https://orcid.org/0000-0001-5189-337X"},"institutions":[{"id":"https://openalex.org/I125749732","display_name":"Western University","ror":"https://ror.org/02grkyz14","country_code":"CA","type":"education","lineage":["https://openalex.org/I125749732"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"John M. Carroll","raw_affiliation_strings":["Department of Computer Science, University of Western Ontario, London, N6A 5B7, Canada","Department of Computer Science, University of Western Ontario, London, N6A 5B7, Canada#TAB#"],"affiliations":[{"raw_affiliation_string":"Department of Computer Science, University of Western Ontario, London, N6A 5B7, Canada","institution_ids":["https://openalex.org/I125749732"]},{"raw_affiliation_string":"Department of Computer Science, University of Western Ontario, London, N6A 5B7, Canada#TAB#","institution_ids":["https://openalex.org/I125749732"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5054610664"],"corresponding_institution_ids":["https://openalex.org/I125749732"],"apc_list":{"value":3190,"currency":"USD","value_usd":3190},"apc_paid":null,"fwci":1.1143,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":{"value":0.83946094,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"6","issue":"4","first_page":"300","last_page":"313"},"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/T11017","display_name":"Chaos-based Image/Signal Encryption","score":0.9997000098228455,"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"}},{"id":"https://openalex.org/T11800","display_name":"User Authentication and Security Systems","score":0.9983000159263611,"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/cipher","display_name":"Cipher","score":0.7601904273033142},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.745613694190979},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.7019038796424866},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.596921980381012},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.5779551267623901},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.48061057925224304},{"id":"https://openalex.org/keywords/united-states-national-security-agency","display_name":"United States National Security Agency","score":0.4506169557571411},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.18539434671401978},{"id":"https://openalex.org/keywords/national-security","display_name":"National security","score":0.17009752988815308},{"id":"https://openalex.org/keywords/political-science","display_name":"Political science","score":0.0751427710056305}],"concepts":[{"id":"https://openalex.org/C2780221543","wikidata":"https://www.wikidata.org/wiki/Q4681865","display_name":"Cipher","level":3,"score":0.7601904273033142},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.745613694190979},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.7019038796424866},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.596921980381012},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.5779551267623901},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.48061057925224304},{"id":"https://openalex.org/C517823627","wikidata":"https://www.wikidata.org/wiki/Q121194","display_name":"United States National Security Agency","level":3,"score":0.4506169557571411},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.18539434671401978},{"id":"https://openalex.org/C528167355","wikidata":"https://www.wikidata.org/wiki/Q258307","display_name":"National security","level":2,"score":0.17009752988815308},{"id":"https://openalex.org/C17744445","wikidata":"https://www.wikidata.org/wiki/Q36442","display_name":"Political science","level":0,"score":0.0751427710056305},{"id":"https://openalex.org/C199539241","wikidata":"https://www.wikidata.org/wiki/Q7748","display_name":"Law","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1016/0167-4048(87)90065-4","is_oa":false,"landing_page_url":"https://doi.org/10.1016/0167-4048(87)90065-4","pdf_url":null,"source":{"id":"https://openalex.org/S12529635","display_name":"Computers & Security","issn_l":"0167-4048","issn":["0167-4048","1872-6208"],"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":"Computers &amp; Security","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Partnerships for the goals","id":"https://metadata.un.org/sdg/17","score":0.47999998927116394}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W412380452","https://openalex.org/W1573944628","https://openalex.org/W1882297107","https://openalex.org/W1964104034","https://openalex.org/W1983355906","https://openalex.org/W1991374982","https://openalex.org/W1996360405","https://openalex.org/W2008566578","https://openalex.org/W2010828351","https://openalex.org/W2025467229","https://openalex.org/W2028073532","https://openalex.org/W2031618446","https://openalex.org/W2053007711","https://openalex.org/W2074886859","https://openalex.org/W2087703546","https://openalex.org/W2093655300","https://openalex.org/W2094432826","https://openalex.org/W2149929743","https://openalex.org/W2299381987","https://openalex.org/W2914712643","https://openalex.org/W3111630834","https://openalex.org/W4232836212","https://openalex.org/W4301476093","https://openalex.org/W6634143210","https://openalex.org/W6673686453","https://openalex.org/W6826977028"],"related_works":["https://openalex.org/W2470763933","https://openalex.org/W210159792","https://openalex.org/W2092816212","https://openalex.org/W138071016","https://openalex.org/W4200387112","https://openalex.org/W4313287912","https://openalex.org/W2766409813","https://openalex.org/W1985439697","https://openalex.org/W2075971177","https://openalex.org/W2084885508"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
