{"id":"https://openalex.org/W4385828093","doi":"https://doi.org/10.1093/comjnl/bxad084","title":"Revisiting the Software-Efficient Stream Ciphers RCR-64 and RCR-32","display_name":"Revisiting the Software-Efficient Stream Ciphers RCR-64 and RCR-32","publication_year":2023,"publication_date":"2023-08-14","ids":{"openalex":"https://openalex.org/W4385828093","doi":"https://doi.org/10.1093/comjnl/bxad084"},"language":"en","primary_location":{"id":"doi:10.1093/comjnl/bxad084","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1093/comjnl/bxad084","pdf_url":null,"source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","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/A5043637887","display_name":"Mabin Joseph","orcid":"https://orcid.org/0000-0001-9995-1591"},"institutions":[{"id":"https://openalex.org/I2802630050","display_name":"Indira Gandhi Centre for Atomic Research","ror":"https://ror.org/05tkzma19","country_code":"IN","type":"facility","lineage":["https://openalex.org/I2799351866","https://openalex.org/I2802630050","https://openalex.org/I3149292468"]},{"id":"https://openalex.org/I200207707","display_name":"Homi Bhabha National Institute","ror":"https://ror.org/02bv3zr67","country_code":"IN","type":"education","lineage":["https://openalex.org/I200207707"]}],"countries":["IN"],"is_corresponding":true,"raw_author_name":"Mabin Joseph","raw_affiliation_strings":["Homi Bhabha National Institute (HBNI) , Mumbai , India","Indira Gandhi Centre for Atomic Research , Kalpakkam , India"],"affiliations":[{"raw_affiliation_string":"Homi Bhabha National Institute (HBNI) , Mumbai , India","institution_ids":["https://openalex.org/I200207707"]},{"raw_affiliation_string":"Indira Gandhi Centre for Atomic Research , Kalpakkam , India","institution_ids":["https://openalex.org/I2802630050"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5022086434","display_name":"Gautham Sekar","orcid":null},"institutions":[{"id":"https://openalex.org/I224417259","display_name":"Madras Institute of Development Studies","ror":"https://ror.org/04kvfjw03","country_code":"IN","type":"facility","lineage":["https://openalex.org/I224417259","https://openalex.org/I2801047287"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"Gautham Sekar","raw_affiliation_strings":["Madras Fintech Services Pvt. Ltd , Chennai , India","Madras School of Economics , Chennai , India"],"affiliations":[{"raw_affiliation_string":"Madras Fintech Services Pvt. Ltd , Chennai , India","institution_ids":[]},{"raw_affiliation_string":"Madras School of Economics , Chennai , India","institution_ids":["https://openalex.org/I224417259"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103258382","display_name":"R. Balasubramanian","orcid":null},"institutions":[{"id":"https://openalex.org/I200207707","display_name":"Homi Bhabha National Institute","ror":"https://ror.org/02bv3zr67","country_code":"IN","type":"education","lineage":["https://openalex.org/I200207707"]},{"id":"https://openalex.org/I59611059","display_name":"Institute of Mathematical Sciences","ror":"https://ror.org/05078rg59","country_code":"IN","type":"facility","lineage":["https://openalex.org/I59611059"]}],"countries":["IN"],"is_corresponding":false,"raw_author_name":"R Balasubramanian","raw_affiliation_strings":["Homi Bhabha National Institute (HBNI) , Mumbai , India","The Institute of Mathematical Sciences , Chennai , India"],"affiliations":[{"raw_affiliation_string":"Homi Bhabha National Institute (HBNI) , Mumbai , India","institution_ids":["https://openalex.org/I200207707"]},{"raw_affiliation_string":"The Institute of Mathematical Sciences , Chennai , India","institution_ids":["https://openalex.org/I59611059"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5043637887"],"corresponding_institution_ids":["https://openalex.org/I200207707","https://openalex.org/I2802630050"],"apc_list":{"value":2635,"currency":"GBP","value_usd":3232},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.09420325,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"67","issue":"4","first_page":"1590","last_page":"1602"},"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/T11130","display_name":"Coding theory and cryptography","score":0.9994000196456909,"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":0.995199978351593,"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/computer-science","display_name":"Computer science","score":0.7955543398857117},{"id":"https://openalex.org/keywords/stream-cipher","display_name":"Stream cipher","score":0.6476554870605469},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.5710881352424622},{"id":"https://openalex.org/keywords/software","display_name":"Software","score":0.4797731339931488},{"id":"https://openalex.org/keywords/block-cipher","display_name":"Block cipher","score":0.4110693335533142},{"id":"https://openalex.org/keywords/operating-system","display_name":"Operating system","score":0.35243576765060425},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.24573156237602234}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7955543398857117},{"id":"https://openalex.org/C92950451","wikidata":"https://www.wikidata.org/wiki/Q864718","display_name":"Stream cipher","level":3,"score":0.6476554870605469},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.5710881352424622},{"id":"https://openalex.org/C2777904410","wikidata":"https://www.wikidata.org/wiki/Q7397","display_name":"Software","level":2,"score":0.4797731339931488},{"id":"https://openalex.org/C106544461","wikidata":"https://www.wikidata.org/wiki/Q543151","display_name":"Block cipher","level":3,"score":0.4110693335533142},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.35243576765060425},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.24573156237602234}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1093/comjnl/bxad084","is_oa":false,"landing_page_url":"http://dx.doi.org/10.1093/comjnl/bxad084","pdf_url":null,"source":{"id":"https://openalex.org/S44643521","display_name":"The Computer Journal","issn_l":"0010-4620","issn":["0010-4620","1460-2067"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Computer Journal","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":58,"referenced_works":["https://openalex.org/W1505994399","https://openalex.org/W1517403092","https://openalex.org/W1518716055","https://openalex.org/W1554090281","https://openalex.org/W1565205193","https://openalex.org/W1572961947","https://openalex.org/W1607798391","https://openalex.org/W1734577929","https://openalex.org/W1883830449","https://openalex.org/W1890449996","https://openalex.org/W1935491289","https://openalex.org/W1994591449","https://openalex.org/W2006824395","https://openalex.org/W2100286090","https://openalex.org/W2130943734","https://openalex.org/W2148721465","https://openalex.org/W2163432699","https://openalex.org/W2184646337","https://openalex.org/W2188768858","https://openalex.org/W2293294337","https://openalex.org/W2762760962","https://openalex.org/W2921035272","https://openalex.org/W3041137691","https://openalex.org/W3094565687","https://openalex.org/W3102228721","https://openalex.org/W3105177289","https://openalex.org/W3200488457","https://openalex.org/W4236509984","https://openalex.org/W4249844008","https://openalex.org/W6605201400","https://openalex.org/W6607409153","https://openalex.org/W6628806683","https://openalex.org/W6629297748","https://openalex.org/W6630277499","https://openalex.org/W6630495165","https://openalex.org/W6630650091","https://openalex.org/W6630907641","https://openalex.org/W6631698751","https://openalex.org/W6631767312","https://openalex.org/W6631917527","https://openalex.org/W6636651413","https://openalex.org/W6640046977","https://openalex.org/W6678851038","https://openalex.org/W6678960283","https://openalex.org/W6680357733","https://openalex.org/W6680590033","https://openalex.org/W6681424121","https://openalex.org/W6681443132","https://openalex.org/W6683655721","https://openalex.org/W6683823484","https://openalex.org/W6685291968","https://openalex.org/W6685317716","https://openalex.org/W6686776153","https://openalex.org/W6696923129","https://openalex.org/W6697229856","https://openalex.org/W6712763066","https://openalex.org/W6713566903","https://openalex.org/W6837428920"],"related_works":["https://openalex.org/W2381843700","https://openalex.org/W2393423895","https://openalex.org/W2133254303","https://openalex.org/W2550683610","https://openalex.org/W2615869418","https://openalex.org/W2379367584","https://openalex.org/W2163846246","https://openalex.org/W2903451324","https://openalex.org/W24612159","https://openalex.org/W2893407266"],"abstract_inverted_index":{"Abstract":[0],"The":[1,29],"synchronous":[2],"stream":[3,124],"ciphers":[4,19,31,61,74,95,125,134],"RCR-64":[5,112],"and":[6,12,21,26,81,98,144,165],"RCR-32":[7],"designed":[8],"by":[9,24],"Sekar,":[10],"Paul":[11],"Preneel":[13],"are":[14,62,75],"strengthened":[15],"variants":[16],"of":[17,67,92,110,121,167],"the":[18,51,60,73,93,107,111,122,132,154,163,168],"TPy":[20],"TPypy":[22],"(designed":[23],"Biham":[25],"Seberry),":[27],"respectively.":[28],"RCR":[30,94,133,169],"have":[32],"remained":[33],"unbroken":[34],"since":[35],"they":[36],"were":[37],"published":[38],"in":[39,57,142,150],"2007.":[40],"In":[41],"this":[42],"paper,":[43],"we":[44,129],"present":[45,158],"arguments":[46],"that":[47,59,72,106,131],"not":[48],"only":[49],"support":[50],"designers\u2019":[52],"security":[53,164],"claims":[54],"but":[55],"suggest,":[56],"general,":[58],"secure":[63],"against":[64,96],"several":[65],"classes":[66],"cryptanalytic":[68],"attacks.":[69,101],"We":[70,84],"find":[71,130],"best":[76],"used":[77],"with":[78],"256-bit":[79],"keys":[80],"384-bit":[82],"IVs.":[83],"also":[85],"suggest":[86],"ways":[87],"to":[88,119,157],"protect":[89],"software":[90],"implementations":[91],"(cache-)timing":[97],"processor":[99],"flag":[100],"Our":[102],"performance":[103,166],"evaluation":[104],"suggests":[105],"protected":[108],"implementation":[109],"encrypts":[113],"long":[114],"messages":[115],"at":[116],"speeds":[117],"comparable":[118],"some":[120],"fastest":[123],"available":[126],"today.":[127],"Consequently,":[128],"may":[135],"be":[136],"well":[137],"suited":[138],"for":[139],"PC-based":[140],"applications":[141,149],"general":[143],"streaming":[145],"audio":[146],"/":[147],"video":[148],"particular.":[151],"This":[152],"is":[153],"first":[155],"paper":[156],"a":[159],"detailed":[160],"study":[161],"on":[162],"ciphers.":[170]},"counts_by_year":[],"updated_date":"2025-12-24T23:09:58.560324","created_date":"2025-10-10T00:00:00"}