{"id":"https://openalex.org/W4411337283","doi":"https://doi.org/10.1109/sp61157.2025.00051","title":"P2C2T: Preserving the Privacy of Cross-Chain Transfer","display_name":"P2C2T: Preserving the Privacy of Cross-Chain Transfer","publication_year":2025,"publication_date":"2025-05-12","ids":{"openalex":"https://openalex.org/W4411337283","doi":"https://doi.org/10.1109/sp61157.2025.00051"},"language":"en","primary_location":{"id":"doi:10.1109/sp61157.2025.00051","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sp61157.2025.00051","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Symposium on Security and Privacy (SP)","raw_type":"proceedings-article"},"type":"conference-paper","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/A5101414020","display_name":"Panpan Han","orcid":"https://orcid.org/0000-0002-5258-8614"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Panpan Han","raw_affiliation_strings":["School of Cyber Engineering, Xidian University,The State Key Laboratory on Integrated Services Networks,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University,The State Key Laboratory on Integrated Services Networks,China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078219471","display_name":"Zheng Yan","orcid":"https://orcid.org/0000-0002-9697-2108"},"institutions":[{"id":"https://openalex.org/I149594827","display_name":"Xidian University","ror":"https://ror.org/05s92vm98","country_code":"CN","type":"education","lineage":["https://openalex.org/I149594827"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zheng Yan","raw_affiliation_strings":["School of Cyber Engineering, Xidian University,The State Key Laboratory on Integrated Services Networks,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Cyber Engineering, Xidian University,The State Key Laboratory on Integrated Services Networks,China","institution_ids":["https://openalex.org/I149594827"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5049154222","display_name":"Laurence T. Yang","orcid":"https://orcid.org/0000-0002-7986-4244"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Laurence T. Yang","raw_affiliation_strings":["School of Computer Science and Artificial Intelligence, Zhengrhou University,China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Computer Science and Artificial Intelligence, Zhengrhou University,China","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5061694501","display_name":"Elisa Bertino","orcid":"https://orcid.org/0000-0002-4029-7051"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Elisa Bertino","raw_affiliation_strings":["Purdue University,Department of Computer Science,USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Purdue University,Department of Computer Science,USA","institution_ids":[]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":6,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"1474","last_page":"1492"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9952999949455261,"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/T11045","display_name":"Privacy, Security, and Data Protection","score":0.9952999949455261,"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/T10764","display_name":"Privacy-Preserving Technologies in Data","score":0.995199978351593,"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/T10270","display_name":"Blockchain Technology Applications and Security","score":0.9943000078201294,"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/computer-science","display_name":"Computer science","score":0.612734317779541},{"id":"https://openalex.org/keywords/chain","display_name":"Chain (unit)","score":0.5214947462081909},{"id":"https://openalex.org/keywords/information-privacy","display_name":"Information privacy","score":0.5087724328041077},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.34223783016204834},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.09596151113510132}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.612734317779541},{"id":"https://openalex.org/C199185054","wikidata":"https://www.wikidata.org/wiki/Q552299","display_name":"Chain (unit)","level":2,"score":0.5214947462081909},{"id":"https://openalex.org/C123201435","wikidata":"https://www.wikidata.org/wiki/Q456632","display_name":"Information privacy","level":2,"score":0.5087724328041077},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.34223783016204834},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.09596151113510132},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/sp61157.2025.00051","is_oa":false,"landing_page_url":"https://doi.org/10.1109/sp61157.2025.00051","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"2025 IEEE Symposium on Security and Privacy (SP)","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":34,"referenced_works":["https://openalex.org/W301822183","https://openalex.org/W1536808194","https://openalex.org/W1553229430","https://openalex.org/W1885156594","https://openalex.org/W2005725110","https://openalex.org/W2026892462","https://openalex.org/W2043007983","https://openalex.org/W2151413173","https://openalex.org/W2400148870","https://openalex.org/W2494893791","https://openalex.org/W2496543269","https://openalex.org/W2536325433","https://openalex.org/W2913353093","https://openalex.org/W2952709070","https://openalex.org/W2967051452","https://openalex.org/W2974125212","https://openalex.org/W2984747683","https://openalex.org/W3041566224","https://openalex.org/W3122709309","https://openalex.org/W3140685089","https://openalex.org/W3151344031","https://openalex.org/W3156083467","https://openalex.org/W3176137886","https://openalex.org/W3177820985","https://openalex.org/W3184158691","https://openalex.org/W4206989165","https://openalex.org/W4288057768","https://openalex.org/W4297310218","https://openalex.org/W4308641862","https://openalex.org/W4308642063","https://openalex.org/W4318616700","https://openalex.org/W4384948658","https://openalex.org/W4388858965","https://openalex.org/W4390818981"],"related_works":["https://openalex.org/W4391375266","https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2390279801","https://openalex.org/W4391913857","https://openalex.org/W2358668433","https://openalex.org/W4396701345","https://openalex.org/W2376932109","https://openalex.org/W2001405890","https://openalex.org/W4396696052"],"abstract_inverted_index":{"Blockchain-enabled":[0],"digital":[1],"currency":[2,20,64],"systems":[3,21],"have":[4],"typically":[5],"operated":[6],"in":[7,32,196],"isolation,":[8],"lacking":[9],"necessary":[10,166],"mechanisms":[11],"for":[12,86],"seamless":[13],"interconnection.":[14],"Consequently,":[15],"transferring":[16],"assets":[17],"across":[18,62],"distinct":[19],"remains":[22],"a":[23,43,150,208],"complex":[24],"challenge,":[25],"with":[26,103,175],"existing":[27,177],"schemes":[28],"often":[29],"falling":[30],"short":[31],"ensuring":[33],"security,":[34],"privacy,":[35],"and":[36,59,125,159,203,216,223,230],"practicality.":[37],"This":[38],"paper":[39],"proposes":[40],"P2C2T":[41,66,109,119,164,174,189],"-":[42],"privacy-preserving":[44],"cross-chain":[45,89,111,209,214],"transfer":[46,90],"scheme.":[47],"It":[48],"is":[49,67],"the":[50,84,93,121,134,141,161,171,220,228],"first":[51],"scheme":[52,178],"to":[53,136,183,226],"address":[54],"atomicity,":[55],"unlinkability,":[56],"indistinguishability,":[57],"non-collateralization,":[58],"required":[60],"functionalities":[61],"diverse":[63],"systems.":[65],"based":[68,148],"on":[69,129,133,149],"threshold":[70,155],"anonymous":[71],"atomic":[72,88],"locks":[73],"(TA":[74],"<sup":[75,145],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[76,101,146],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>L),":[77],"also":[78],"proposed":[79,151],"by":[80,192],"us,":[81],"serving":[82],"as":[83],"cornerstone":[85],"guaranteeing":[87],"while":[91],"obscuring":[92],"payment":[94],"relationships":[95],"between":[96],"users.":[97],"By":[98],"combining":[99],"TA<sup":[100],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">2</sup>L":[102,147],"verifiable":[104],"timed":[105],"discrete":[106],"logarithm":[107],"schemes,":[108],"renders":[110],"transactions":[112],"indistinguishable":[113],"from":[114],"regular":[115],"intra-chain":[116,217],"ones.":[117],"Notably,":[118],"eliminates":[120],"collateralization":[122],"of":[123,143,163,173,198,232],"senders":[124],"imposes":[126],"minimal":[127],"requirements":[128],"underlying":[130],"blockchains,":[131],"specifically":[132],"ability":[135],"verify":[137],"signatures.":[138],"We":[139,211],"substantiate":[140],"security":[142,162],"TA":[144],"cryptographic":[152],"notion":[153],"called":[154],"blind":[156],"conditional":[157],"signatures":[158],"demonstrate":[160],"through":[165],"proofs.":[167],"Additionally,":[168],"we":[169],"compare":[170],"performance":[172],"an":[176],"that":[179,188],"has":[180],"properties":[181],"closest":[182],"P2C2T.":[184,233],"The":[185],"comparison":[186],"reveals":[187],"reduces":[190],"overhead":[191],"at":[193],"least":[194],"85.488%":[195],"terms":[197],"running":[199],"time,":[200],"communication":[201],"cost,":[202],"storage":[204],"cost":[205],"when":[206],"completing":[207],"transfer.":[210],"further":[212],"conduct":[213],"transfers":[215],"payments":[218],"using":[219],"Bitcoin":[221],"testnet":[222,225],"Litecoin":[224],"illustrate":[227],"privacy":[229],"practicality":[231]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":5}],"updated_date":"2026-07-19T07:52:34.831488","created_date":"2025-10-10T00:00:00"}
