{"id":"https://openalex.org/W7152585888","doi":"https://doi.org/10.1007/978-3-032-22698-3_6","title":"PETCHA: Post-quantum Efficient Transciphering with\u00a0ChaCha","display_name":"PETCHA: Post-quantum Efficient Transciphering with\u00a0ChaCha","publication_year":2026,"publication_date":"2026-01-01","ids":{"openalex":"https://openalex.org/W7152585888","doi":"https://doi.org/10.1007/978-3-032-22698-3_6"},"language":"en","primary_location":{"id":"doi:10.1007/978-3-032-22698-3_6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-032-22698-3_6","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/A5069499774","display_name":"Antonio Guimar\u00e3es","orcid":"https://orcid.org/0000-0001-5110-6639"},"institutions":[{"id":"https://openalex.org/I4210162154","display_name":"IMDEA Software Institute","ror":"https://ror.org/04xvfkh51","country_code":"ES","type":"facility","lineage":["https://openalex.org/I105140100","https://openalex.org/I4210162154"]}],"countries":["ES"],"is_corresponding":true,"raw_author_name":"Antonio Guimar\u00e3es","raw_affiliation_strings":["IMDEA Software Institute, Madrid, Spain"],"raw_orcid":"https://orcid.org/0000-0001-5110-6639","affiliations":[{"raw_affiliation_string":"IMDEA Software Institute, Madrid, Spain","institution_ids":["https://openalex.org/I4210162154"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5119591775","display_name":"Gabriela M. Jacob","orcid":null},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Gabriela M. Jacob","raw_affiliation_strings":["University of Campinas, Campinas, Brazil"],"raw_orcid":"https://orcid.org/0009-0007-6827-2810","affiliations":[{"raw_affiliation_string":"University of Campinas, Campinas, Brazil","institution_ids":["https://openalex.org/I181391015"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5062966441","display_name":"Hilder V. L. Pereira","orcid":"https://orcid.org/0000-0003-1303-3760"},"institutions":[{"id":"https://openalex.org/I181391015","display_name":"Universidade Estadual de Campinas (UNICAMP)","ror":"https://ror.org/04wffgt70","country_code":"BR","type":"education","lineage":["https://openalex.org/I181391015"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"Hilder V. L. Pereira","raw_affiliation_strings":["University of Campinas, Campinas, Brazil"],"raw_orcid":"https://orcid.org/0000-0003-1303-3760","affiliations":[{"raw_affiliation_string":"University of Campinas, Campinas, Brazil","institution_ids":["https://openalex.org/I181391015"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5069499774"],"corresponding_institution_ids":["https://openalex.org/I4210162154"],"apc_list":{"value":5000,"currency":"EUR","value_usd":5392},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.83005079,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"178","last_page":"203"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10237","display_name":"Cryptography and Data Security","score":0.7067000269889832,"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":0.7067000269889832,"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/T10951","display_name":"Cryptographic Implementations and Security","score":0.23579999804496765,"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":0.010999999940395355,"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/ciphertext","display_name":"Ciphertext","score":0.6222000122070312},{"id":"https://openalex.org/keywords/homomorphic-encryption","display_name":"Homomorphic encryption","score":0.5496000051498413},{"id":"https://openalex.org/keywords/encryption","display_name":"Encryption","score":0.47780001163482666},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.4577000141143799},{"id":"https://openalex.org/keywords/cipher","display_name":"Cipher","score":0.4494999945163727},{"id":"https://openalex.org/keywords/plaintext","display_name":"Plaintext","score":0.41990000009536743},{"id":"https://openalex.org/keywords/semantic-security","display_name":"Semantic security","score":0.3668000102043152},{"id":"https://openalex.org/keywords/context","display_name":"Context (archaeology)","score":0.3560999929904938},{"id":"https://openalex.org/keywords/cryptographic-primitive","display_name":"Cryptographic primitive","score":0.3402000069618225}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.8788999915122986},{"id":"https://openalex.org/C93974786","wikidata":"https://www.wikidata.org/wiki/Q1589480","display_name":"Ciphertext","level":3,"score":0.6222000122070312},{"id":"https://openalex.org/C158338273","wikidata":"https://www.wikidata.org/wiki/Q2154943","display_name":"Homomorphic encryption","level":3,"score":0.5496000051498413},{"id":"https://openalex.org/C80444323","wikidata":"https://www.wikidata.org/wiki/Q2878974","display_name":"Theoretical computer science","level":1,"score":0.48260000348091125},{"id":"https://openalex.org/C148730421","wikidata":"https://www.wikidata.org/wiki/Q141090","display_name":"Encryption","level":2,"score":0.47780001163482666},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.4577000141143799},{"id":"https://openalex.org/C2780221543","wikidata":"https://www.wikidata.org/wiki/Q4681865","display_name":"Cipher","level":3,"score":0.4494999945163727},{"id":"https://openalex.org/C92717368","wikidata":"https://www.wikidata.org/wiki/Q1162538","display_name":"Plaintext","level":3,"score":0.41990000009536743},{"id":"https://openalex.org/C204806902","wikidata":"https://www.wikidata.org/wiki/Q2333581","display_name":"Semantic security","level":5,"score":0.3668000102043152},{"id":"https://openalex.org/C2779343474","wikidata":"https://www.wikidata.org/wiki/Q3109175","display_name":"Context (archaeology)","level":2,"score":0.3560999929904938},{"id":"https://openalex.org/C15927051","wikidata":"https://www.wikidata.org/wiki/Q246593","display_name":"Cryptographic primitive","level":4,"score":0.3402000069618225},{"id":"https://openalex.org/C11413529","wikidata":"https://www.wikidata.org/wiki/Q8366","display_name":"Algorithm","level":1,"score":0.3133000135421753},{"id":"https://openalex.org/C65302260","wikidata":"https://www.wikidata.org/wiki/Q327675","display_name":"Symmetric-key algorithm","level":4,"score":0.310699999332428},{"id":"https://openalex.org/C46934059","wikidata":"https://www.wikidata.org/wiki/Q61515","display_name":"Outsourcing","level":2,"score":0.29750001430511475},{"id":"https://openalex.org/C2780385302","wikidata":"https://www.wikidata.org/wiki/Q367158","display_name":"Protocol (science)","level":3,"score":0.2971000075340271},{"id":"https://openalex.org/C157764524","wikidata":"https://www.wikidata.org/wiki/Q1383412","display_name":"Throughput","level":3,"score":0.2831999957561493},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.2782000005245209},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.2768999934196472},{"id":"https://openalex.org/C45374587","wikidata":"https://www.wikidata.org/wiki/Q12525525","display_name":"Computation","level":2,"score":0.27489998936653137},{"id":"https://openalex.org/C6295992","wikidata":"https://www.wikidata.org/wiki/Q976521","display_name":"Cryptosystem","level":3,"score":0.27399998903274536},{"id":"https://openalex.org/C54569210","wikidata":"https://www.wikidata.org/wiki/Q7246854","display_name":"Probabilistic encryption","level":3,"score":0.2732999920845032},{"id":"https://openalex.org/C173608175","wikidata":"https://www.wikidata.org/wiki/Q232661","display_name":"Parallel computing","level":1,"score":0.26660001277923584},{"id":"https://openalex.org/C53076038","wikidata":"https://www.wikidata.org/wiki/Q2915383","display_name":"Oblivious transfer","level":3,"score":0.26510000228881836},{"id":"https://openalex.org/C2780801425","wikidata":"https://www.wikidata.org/wiki/Q5164392","display_name":"Construct (python library)","level":2,"score":0.25949999690055847},{"id":"https://openalex.org/C58053490","wikidata":"https://www.wikidata.org/wiki/Q176555","display_name":"Quantum computer","level":3,"score":0.25529998540878296},{"id":"https://openalex.org/C203062551","wikidata":"https://www.wikidata.org/wiki/Q201339","display_name":"Public-key cryptography","level":3,"score":0.2549999952316284},{"id":"https://openalex.org/C155527597","wikidata":"https://www.wikidata.org/wiki/Q1727777","display_name":"Signcryption","level":4,"score":0.25440001487731934},{"id":"https://openalex.org/C182548165","wikidata":"https://www.wikidata.org/wiki/Q2261483","display_name":"Scrambling","level":2,"score":0.25360000133514404},{"id":"https://openalex.org/C92950451","wikidata":"https://www.wikidata.org/wiki/Q864718","display_name":"Stream cipher","level":3,"score":0.2531000077724457}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-3-032-22698-3_6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-3-032-22698-3_6","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"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W12749313","https://openalex.org/W632399495","https://openalex.org/W913176383","https://openalex.org/W1577801461","https://openalex.org/W1691579147","https://openalex.org/W2152926062","https://openalex.org/W2164327070","https://openalex.org/W2289561827","https://openalex.org/W2400700555","https://openalex.org/W2401959250","https://openalex.org/W2469100438","https://openalex.org/W2554750353","https://openalex.org/W2794866029","https://openalex.org/W2885405362","https://openalex.org/W2915352631","https://openalex.org/W2942255051","https://openalex.org/W2947287050","https://openalex.org/W2985527074","https://openalex.org/W2996671342","https://openalex.org/W3081517513","https://openalex.org/W3090660998","https://openalex.org/W3096445002","https://openalex.org/W3134663857","https://openalex.org/W3151268345","https://openalex.org/W3173254480","https://openalex.org/W3176410512","https://openalex.org/W3196520766","https://openalex.org/W4231286867","https://openalex.org/W4255560409","https://openalex.org/W4285241375","https://openalex.org/W4295067058","https://openalex.org/W4307823778","https://openalex.org/W4308632301","https://openalex.org/W4320154905","https://openalex.org/W4365808218","https://openalex.org/W4385654158","https://openalex.org/W4388925777","https://openalex.org/W4389195419","https://openalex.org/W4389857021","https://openalex.org/W4391092635","https://openalex.org/W4393258175","https://openalex.org/W4394595196","https://openalex.org/W4400836718","https://openalex.org/W4400836917","https://openalex.org/W4400953596","https://openalex.org/W4402381417","https://openalex.org/W4405181463","https://openalex.org/W4405263186","https://openalex.org/W4409254271","https://openalex.org/W4409836563","https://openalex.org/W4411156971","https://openalex.org/W4411157322","https://openalex.org/W4413457324","https://openalex.org/W4417433695","https://openalex.org/W6904191344"],"related_works":[],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-04-30T09:15:22.047038","created_date":"2026-04-10T00:00:00"}
