{"id":"https://openalex.org/W1607369264","doi":"https://doi.org/10.1007/3-540-69053-0_11","title":"The GCHQ Protocol and Its Problems","display_name":"The GCHQ Protocol and Its Problems","publication_year":1997,"publication_date":"1997-01-01","ids":{"openalex":"https://openalex.org/W1607369264","doi":"https://doi.org/10.1007/3-540-69053-0_11","mag":"1607369264"},"language":"en","primary_location":{"id":"doi:10.1007/3-540-69053-0_11","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-69053-0_11","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/A5046983053","display_name":"Ross Anderson","orcid":"https://orcid.org/0000-0001-8697-5682"},"institutions":[{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]},{"id":"https://openalex.org/I4210096386","display_name":"Bridge University","ror":"https://ror.org/00cbm0437","country_code":"SS","type":"education","lineage":["https://openalex.org/I4210096386"]}],"countries":["GB","SS"],"is_corresponding":true,"raw_author_name":"Ross Anderson","raw_affiliation_strings":["Cambridge University Computer Laboratory, Pembroke Street, Cambridge, CB2 3QG"],"affiliations":[{"raw_affiliation_string":"Cambridge University Computer Laboratory, Pembroke Street, Cambridge, CB2 3QG","institution_ids":["https://openalex.org/I4210096386","https://openalex.org/I241749"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5108547932","display_name":"Michael Roe","orcid":null},"institutions":[{"id":"https://openalex.org/I4210096386","display_name":"Bridge University","ror":"https://ror.org/00cbm0437","country_code":"SS","type":"education","lineage":["https://openalex.org/I4210096386"]},{"id":"https://openalex.org/I241749","display_name":"University of Cambridge","ror":"https://ror.org/013meh722","country_code":"GB","type":"education","lineage":["https://openalex.org/I241749"]}],"countries":["GB","SS"],"is_corresponding":false,"raw_author_name":"Michael Roe","raw_affiliation_strings":["Cambridge University Computer Laboratory, Pembroke Street, Cambridge, CB2 3QG"],"affiliations":[{"raw_affiliation_string":"Cambridge University Computer Laboratory, Pembroke Street, Cambridge, CB2 3QG","institution_ids":["https://openalex.org/I4210096386","https://openalex.org/I241749"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5046983053"],"corresponding_institution_ids":["https://openalex.org/I241749","https://openalex.org/I4210096386"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":2.5799,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.89431222,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":94},"biblio":{"volume":null,"issue":null,"first_page":"134","last_page":"148"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.9993000030517578,"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/T10237","display_name":"Cryptography and Data Security","score":0.9993000030517578,"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/T11504","display_name":"Advanced Authentication Protocols Security","score":0.9987999796867371,"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/T10951","display_name":"Cryptographic Implementations and Security","score":0.9969000220298767,"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/computer-science","display_name":"Computer science","score":0.8028905391693115},{"id":"https://openalex.org/keywords/key-escrow","display_name":"Key escrow","score":0.7781118154525757},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.7483382821083069},{"id":"https://openalex.org/keywords/protocol","display_name":"Protocol (science)","score":0.7024411559104919},{"id":"https://openalex.org/keywords/escrow","display_name":"Escrow","score":0.6804287433624268},{"id":"https://openalex.org/keywords/public-key-cryptography","display_name":"Public-key cryptography","score":0.5977243781089783},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.5107405185699463},{"id":"https://openalex.org/keywords/scheme","display_name":"Scheme (mathematics)","score":0.4456435739994049},{"id":"https://openalex.org/keywords/cryptographic-protocol","display_name":"Cryptographic protocol","score":0.4379051923751831},{"id":"https://openalex.org/keywords/public-key-infrastructure","display_name":"Public key infrastructure","score":0.41471967101097107},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.3136656880378723},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.1066129207611084}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8028905391693115},{"id":"https://openalex.org/C205533965","wikidata":"https://www.wikidata.org/wiki/Q1367345","display_name":"Key escrow","level":4,"score":0.7781118154525757},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.7483382821083069},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.7024411559104919},{"id":"https://openalex.org/C167254554","wikidata":"https://www.wikidata.org/wiki/Q338451","display_name":"Escrow","level":2,"score":0.6804287433624268},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.5977243781089783},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.5107405185699463},{"id":"https://openalex.org/C77618280","wikidata":"https://www.wikidata.org/wiki/Q1155772","display_name":"Scheme (mathematics)","level":2,"score":0.4456435739994049},{"id":"https://openalex.org/C33884865","wikidata":"https://www.wikidata.org/wiki/Q1254335","display_name":"Cryptographic protocol","level":3,"score":0.4379051923751831},{"id":"https://openalex.org/C72648740","wikidata":"https://www.wikidata.org/wiki/Q658476","display_name":"Public key infrastructure","level":4,"score":0.41471967101097107},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.3136656880378723},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.1066129207611084},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","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/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.0}],"mesh":[],"locations_count":6,"locations":[{"id":"doi:10.1007/3-540-69053-0_11","is_oa":false,"landing_page_url":"https://doi.org/10.1007/3-540-69053-0_11","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"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.14.9882","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.14.9882","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://dsns.csie.nctu.edu.tw/research/crypto/HTML/PDF/E97/134.PDF","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.23.1530","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.23.1530","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://research.microsoft.com/users/mroe/euro97.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.45.7977","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.45.7977","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ftp://ftp.cert.dfn.de/pub/docs/crypt/Ross_Anderson/euroclipper.ps.gz","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.47.3490","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.47.3490","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"ftp://ftp.cl.cam.ac.uk/users/rja14/euroclipper.ps.Z","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.52.7275","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.52.7275","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cl.cam.ac.uk/ftp/users/rja14/euroclipold.ps.gz","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.6499999761581421,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[{"id":"https://openalex.org/F4320312768","display_name":"GCHQ","ror":"https://ror.org/052mq0r90"}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":19,"referenced_works":["https://openalex.org/W64760530","https://openalex.org/W1500356409","https://openalex.org/W1559999997","https://openalex.org/W1563121242","https://openalex.org/W1585665690","https://openalex.org/W1983629106","https://openalex.org/W2106539366","https://openalex.org/W2120600989","https://openalex.org/W2146973388","https://openalex.org/W2156186849","https://openalex.org/W2157075838","https://openalex.org/W2175661655","https://openalex.org/W2320361777","https://openalex.org/W2476310211","https://openalex.org/W2505944591","https://openalex.org/W2526777591","https://openalex.org/W2911548420","https://openalex.org/W6629828591","https://openalex.org/W6727705126"],"related_works":["https://openalex.org/W2358705460","https://openalex.org/W2350245913","https://openalex.org/W2524274420","https://openalex.org/W2904680211","https://openalex.org/W2922233098","https://openalex.org/W1552851303","https://openalex.org/W1534099761","https://openalex.org/W2370270697","https://openalex.org/W2249341036","https://openalex.org/W3151844025"],"abstract_inverted_index":null,"counts_by_year":[{"year":2016,"cited_by_count":1}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}