{"id":"https://openalex.org/W7116903981","doi":"https://doi.org/10.48550/arxiv.2512.16957","title":"CAPIO: Safe Kernel-Bypass of Commodity Devices using Capabilities","display_name":"CAPIO: Safe Kernel-Bypass of Commodity Devices using Capabilities","publication_year":2025,"publication_date":"2025-12-18","ids":{"openalex":"https://openalex.org/W7116903981","doi":"https://doi.org/10.48550/arxiv.2512.16957"},"language":null,"primary_location":{"id":"doi:10.48550/arxiv.2512.16957","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2512.16957","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"type":"preprint","indexed_in":["datacite"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.48550/arxiv.2512.16957","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5030141652","display_name":"Friedrich Doku","orcid":"https://orcid.org/0000-0003-0181-1043"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Doku, Friedrich","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5121101053","display_name":"Jonathan Laughton","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Laughton, Jonathan","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5121053323","display_name":"Nick Wanninger","orcid":null},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Wanninger, Nick","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5077304920","display_name":"Peter A. Dinda","orcid":"https://orcid.org/0000-0001-5315-5987"},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Dinda, Peter","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11424","display_name":"Security and Verification in Computing","score":0.9365000128746033,"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/T11424","display_name":"Security and Verification in Computing","score":0.9365000128746033,"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/T12122","display_name":"Physical Unclonable Functions (PUFs) and Hardware Security","score":0.03180000185966492,"subfield":{"id":"https://openalex.org/subfields/1708","display_name":"Hardware and Architecture"},"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/T11181","display_name":"Advanced Data Storage Technologies","score":0.00800000037997961,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/delegate","display_name":"Delegate","score":0.5636000037193298},{"id":"https://openalex.org/keywords/leverage","display_name":"Leverage (statistics)","score":0.5569999814033508},{"id":"https://openalex.org/keywords/isolation","display_name":"Isolation (microbiology)","score":0.4862000048160553},{"id":"https://openalex.org/keywords/overhead","display_name":"Overhead (engineering)","score":0.399399995803833},{"id":"https://openalex.org/keywords/kernel","display_name":"Kernel (algebra)","score":0.3896999955177307},{"id":"https://openalex.org/keywords/access-control","display_name":"Access control","score":0.36809998750686646},{"id":"https://openalex.org/keywords/key","display_name":"Key (lock)","score":0.35929998755455017},{"id":"https://openalex.org/keywords/resource","display_name":"Resource (disambiguation)","score":0.30640000104904175}],"concepts":[{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.6685000061988831},{"id":"https://openalex.org/C143273055","wikidata":"https://www.wikidata.org/wiki/Q2382794","display_name":"Delegate","level":2,"score":0.5636000037193298},{"id":"https://openalex.org/C149635348","wikidata":"https://www.wikidata.org/wiki/Q193040","display_name":"Embedded system","level":1,"score":0.5594000220298767},{"id":"https://openalex.org/C153083717","wikidata":"https://www.wikidata.org/wiki/Q6535263","display_name":"Leverage (statistics)","level":2,"score":0.5569999814033508},{"id":"https://openalex.org/C2775941552","wikidata":"https://www.wikidata.org/wiki/Q25212305","display_name":"Isolation (microbiology)","level":2,"score":0.4862000048160553},{"id":"https://openalex.org/C111919701","wikidata":"https://www.wikidata.org/wiki/Q9135","display_name":"Operating system","level":1,"score":0.4627000093460083},{"id":"https://openalex.org/C2779960059","wikidata":"https://www.wikidata.org/wiki/Q7113681","display_name":"Overhead (engineering)","level":2,"score":0.399399995803833},{"id":"https://openalex.org/C74193536","wikidata":"https://www.wikidata.org/wiki/Q574844","display_name":"Kernel (algebra)","level":2,"score":0.3896999955177307},{"id":"https://openalex.org/C9390403","wikidata":"https://www.wikidata.org/wiki/Q3966","display_name":"Computer hardware","level":1,"score":0.3756999969482422},{"id":"https://openalex.org/C527821871","wikidata":"https://www.wikidata.org/wiki/Q228502","display_name":"Access control","level":2,"score":0.36809998750686646},{"id":"https://openalex.org/C26517878","wikidata":"https://www.wikidata.org/wiki/Q228039","display_name":"Key (lock)","level":2,"score":0.35929998755455017},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.3077000081539154},{"id":"https://openalex.org/C206345919","wikidata":"https://www.wikidata.org/wiki/Q20380951","display_name":"Resource (disambiguation)","level":2,"score":0.30640000104904175},{"id":"https://openalex.org/C177774035","wikidata":"https://www.wikidata.org/wiki/Q1246948","display_name":"Granularity","level":2,"score":0.3018999993801117},{"id":"https://openalex.org/C2775924081","wikidata":"https://www.wikidata.org/wiki/Q55608371","display_name":"Control (management)","level":2,"score":0.29589998722076416},{"id":"https://openalex.org/C2777407602","wikidata":"https://www.wikidata.org/wiki/Q1888932","display_name":"Mandatory access control","level":4,"score":0.2921000123023987},{"id":"https://openalex.org/C553261973","wikidata":"https://www.wikidata.org/wiki/Q14579","display_name":"Linux kernel","level":2,"score":0.28690001368522644},{"id":"https://openalex.org/C2779439359","wikidata":"https://www.wikidata.org/wiki/Q317088","display_name":"Commodity","level":2,"score":0.2782000005245209},{"id":"https://openalex.org/C123657996","wikidata":"https://www.wikidata.org/wiki/Q12271","display_name":"Architecture","level":2,"score":0.27709999680519104},{"id":"https://openalex.org/C17500928","wikidata":"https://www.wikidata.org/wiki/Q959968","display_name":"Control system","level":2,"score":0.2694999873638153},{"id":"https://openalex.org/C173018170","wikidata":"https://www.wikidata.org/wiki/Q165678","display_name":"Microcontroller","level":2,"score":0.2621000111103058},{"id":"https://openalex.org/C68694590","wikidata":"https://www.wikidata.org/wiki/Q267558","display_name":"Original equipment manufacturer","level":2,"score":0.2590000033378601},{"id":"https://openalex.org/C142355369","wikidata":"https://www.wikidata.org/wiki/Q7698919","display_name":"Temporal isolation among virtual machines","level":4,"score":0.2574000060558319},{"id":"https://openalex.org/C113843644","wikidata":"https://www.wikidata.org/wiki/Q901882","display_name":"Interface (matter)","level":4,"score":0.25099998712539673}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.48550/arxiv.2512.16957","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2512.16957","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":null,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.48550/arxiv.2512.16957","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2512.16957","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"},"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":[],"abstract_inverted_index":{"Securing":[0],"low-latency":[1],"I/O":[2],"in":[3],"commodity":[4,157],"systems":[5],"forces":[6],"a":[7,36,151,156],"fundamental":[8],"trade-off:":[9],"rely":[10],"on":[11,63,98,142,144],"the":[12,58,64,86,120,145,173],"kernel's":[13],"high":[14],"overhead":[15],"mediated":[16],"interface,":[17],"or":[18],"bypass":[19,178],"it":[20,47],"entirely,":[21],"exposing":[22,57],"sensitive":[23,59],"hardware":[24,37,91,125],"resources":[25],"to":[26,49,69,89,93,109,122,127],"userspace":[27,128],"and":[28,149],"creating":[29],"new":[30],"vulnerabilities.":[31],"This":[32,82,117],"dilemma":[33],"stems":[34],"from":[35],"granularity":[38],"mismatch:":[39],"standard":[40],"MMUs":[41],"operate":[42],"at":[43],"page":[44],"boundaries,":[45],"making":[46],"impossible":[48],"selectively":[50],"expose":[51],"safe":[52],"device":[53,80,115],"registers":[54,61],"without":[55],"also":[56],"control":[60,97,183],"colocated":[62],"same":[65],"page.":[66],"Existing":[67],"solutions":[68],"driver":[70,154],"isolation":[71,74],"enforce":[72,94],"an":[73],"model":[75],"that":[76,170],"cannot":[77],"protect":[78],"sub-page":[79,112],"resources.":[81,186],"paper":[83],"presents":[84],"CAPIO,":[85],"first":[87],"architecture":[88],"leverage":[90],"capabilities":[92,108],"fine-grained":[95],"access":[96,126,182],"memory-mapped":[99],"I/O.":[100],"Unlike":[101],"prior":[102],"page-based":[103],"protections,":[104],"CAPIO":[105,140,171],"utilizes":[106],"unforgeable":[107],"create":[110],"precise,":[111],"\"slices\"":[113],"of":[114,176,184],"memory.":[116],"mechanism":[118],"enables":[119],"kernel":[121,166,177],"delegate":[123],"latency-critical":[124],"applications":[129],"while":[130,179],"strictly":[131],"preventing":[132],"interaction":[133],"with":[134],"co-located":[135],"privileged":[136,185],"registers.":[137],"We":[138,168],"implement":[139],"based":[141],"CHERI":[143],"ARM":[146],"Morello":[147],"platform":[148],"demonstrate":[150,169],"proof-of-concept":[152],"safe-access":[153],"for":[155,165],"network":[158],"card":[159],"which":[160],"was":[161],"not":[162],"originally":[163],"designed":[164],"bypass.":[167],"achieves":[172],"latency":[174],"improvements":[175],"enforcing":[180],"byte-level":[181]},"counts_by_year":[],"updated_date":"2026-07-01T06:00:48.157686","created_date":"2025-12-23T00:00:00"}