{"id":"https://openalex.org/W3088454228","doi":"https://doi.org/10.17487/rfc9057","title":"Email Author Header Field","display_name":"Email Author Header Field","publication_year":2021,"publication_date":"2021-06-01","ids":{"openalex":"https://openalex.org/W3088454228","doi":"https://doi.org/10.17487/rfc9057","mag":"3088454228"},"language":"en","primary_location":{"id":"doi:10.17487/rfc9057","is_oa":false,"landing_page_url":"https://doi.org/10.17487/rfc9057","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"report"},"type":"report","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/A5059327277","display_name":"Daniel E. Crocker","orcid":"https://orcid.org/0000-0002-7940-8011"},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"D. Crocker","raw_affiliation_strings":[],"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5059327277"],"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/T11644","display_name":"Spam and Phishing Detection","score":0.9344000220298767,"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"}},"topics":[{"id":"https://openalex.org/T11644","display_name":"Spam and Phishing Detection","score":0.9344000220298767,"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/header","display_name":"Header","score":0.9166856408119202},{"id":"https://openalex.org/keywords/field","display_name":"Field (mathematics)","score":0.6411630511283875},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.45414140820503235},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.113736093044281},{"id":"https://openalex.org/keywords/mathematics","display_name":"Mathematics","score":0.10813352465629578}],"concepts":[{"id":"https://openalex.org/C48105269","wikidata":"https://www.wikidata.org/wiki/Q1141160","display_name":"Header","level":2,"score":0.9166856408119202},{"id":"https://openalex.org/C9652623","wikidata":"https://www.wikidata.org/wiki/Q190109","display_name":"Field (mathematics)","level":2,"score":0.6411630511283875},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.45414140820503235},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.113736093044281},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.10813352465629578},{"id":"https://openalex.org/C202444582","wikidata":"https://www.wikidata.org/wiki/Q837863","display_name":"Pure mathematics","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.17487/rfc9057","is_oa":false,"landing_page_url":"https://doi.org/10.17487/rfc9057","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":null,"raw_type":"report"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2899084033","https://openalex.org/W2748952813","https://openalex.org/W2171597999","https://openalex.org/W2189136227","https://openalex.org/W1866537546","https://openalex.org/W630850086","https://openalex.org/W3200508093","https://openalex.org/W4372053344","https://openalex.org/W3193978431","https://openalex.org/W2519240373"],"abstract_inverted_index":{"Internet":[0],"mail":[1,87,105],"defines":[2],"the":[3,8,14,21,31,34,40,44,71,83,99,102,107,113,122,137,141,145,150],"From:":[4,35,45,72,123,142],"field":[5,16,25,42,46,124],"to":[6,17,81,85,159],"indicate":[7,18],"author":[9,100,109,152],"of":[10,65,70,96,140],"the\nmessage's":[11],"content":[12,56],"and":[13,54,101,155],"Sender:":[15,24,41],"who":[19],"initially\nhandled":[20],"message.":[22],"The":[23,134],"is":[26,110,156],"optional,":[27],"if":[28],"it":[29,118],"has":[30,47,74],"same\ninformation":[32],"as":[33,50,78,130],"field.":[36],"That":[37],"is,":[38],"when":[39],"is\nabsent,":[43],"conflated":[48],"semantics,":[49],"both":[51],"a":[52,55,62,131],"handling\nidentifier":[53],"creator":[57],"identifier.":[58,133],"This":[59],"was":[60],"not":[61,111,157],"problem,\nuntil":[63],"development":[64],"stringent":[66],"protections":[67],"on":[68,115],"use":[69,139],"field.\nIt":[73],"prompted":[75],"Mediators,":[76],"such":[77],"mailing":[79],"lists,":[80],"modify":[82],"From:\nfield,":[84],"circumvent":[86],"rejection":[88],"caused":[89],"by":[90,127,161],"those":[91],"protections.":[92],"This\naffects":[93],"end-to-end":[94],"behavior":[95],"email,":[97],"between":[98],"final\nrecipients,":[103],"because":[104],"from":[106],"same":[108],"treated":[112],"same,\ndepending":[114],"what":[116],"path":[117],"followed.":[119],"In":[120],"effect,":[121],"has\nbecome":[125],"dominated":[126],"its":[128],"role":[129],"handling":[132],"current\nspecification":[135],"augments":[136],"current":[138],"field,":[143,147],"by\nspecifying":[144],"Author:":[146],"which":[148],"identifies":[149],"original":[151],"of\nthe":[153],"message":[154],"subject":[158],"modification":[160],"Mediators.":[162]},"counts_by_year":[],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}