{"id":"https://openalex.org/W2090194503","doi":"https://doi.org/10.1145/1941530.1941533","title":"Hidden VoIP calling records from networking intermediaries","display_name":"Hidden VoIP calling records from networking intermediaries","publication_year":2010,"publication_date":"2010-08-02","ids":{"openalex":"https://openalex.org/W2090194503","doi":"https://doi.org/10.1145/1941530.1941533","mag":"2090194503"},"language":"en","primary_location":{"id":"doi:10.1145/1941530.1941533","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1941530.1941533","pdf_url":null,"source":{"id":"https://openalex.org/S4306420734","display_name":"Principles, Systems and Applications of IP Telecommunications","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Principles, Systems and Applications of IP Telecommunications","raw_type":"proceedings-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/A5100326077","display_name":"Ge Zhang","orcid":"https://orcid.org/0000-0003-0704-0657"},"institutions":[{"id":"https://openalex.org/I43968019","display_name":"Karlstad University","ror":"https://ror.org/05s754026","country_code":"SE","type":"education","lineage":["https://openalex.org/I43968019"]}],"countries":["SE"],"is_corresponding":true,"raw_author_name":"Ge Zhang","raw_affiliation_strings":["Karlstad University, Karlstad, Sweden"],"affiliations":[{"raw_affiliation_string":"Karlstad University, Karlstad, Sweden","institution_ids":["https://openalex.org/I43968019"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023067871","display_name":"Stefan Berthold","orcid":null},"institutions":[{"id":"https://openalex.org/I43968019","display_name":"Karlstad University","ror":"https://ror.org/05s754026","country_code":"SE","type":"education","lineage":["https://openalex.org/I43968019"]}],"countries":["SE"],"is_corresponding":false,"raw_author_name":"Stefan Berthold","raw_affiliation_strings":["Karlstad University, Karlstad, Sweden"],"affiliations":[{"raw_affiliation_string":"Karlstad University, Karlstad, Sweden","institution_ids":["https://openalex.org/I43968019"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5100326077"],"corresponding_institution_ids":["https://openalex.org/I43968019"],"apc_list":null,"apc_paid":null,"fwci":0.4068,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.64412137,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":97},"biblio":{"volume":null,"issue":null,"first_page":"12","last_page":"21"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":1.0,"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/T11598","display_name":"Internet Traffic Analysis and Secure E-voting","score":1.0,"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/T10651","display_name":"IPv6, Mobility, Handover, Networks, Security","score":0.9983000159263611,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10400","display_name":"Network Security and Intrusion Detection","score":0.9926999807357788,"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/voice-over-ip","display_name":"Voice over IP","score":0.9015095233917236},{"id":"https://openalex.org/keywords/anonymity","display_name":"Anonymity","score":0.8033614158630371},{"id":"https://openalex.org/keywords/computer-science","display_name":"Computer science","score":0.7049926519393921},{"id":"https://openalex.org/keywords/computer-security","display_name":"Computer security","score":0.687899112701416},{"id":"https://openalex.org/keywords/the-internet","display_name":"The Internet","score":0.5698909759521484},{"id":"https://openalex.org/keywords/adversary","display_name":"Adversary","score":0.558578610420227},{"id":"https://openalex.org/keywords/internet-privacy","display_name":"Internet privacy","score":0.5341120958328247},{"id":"https://openalex.org/keywords/telephony","display_name":"Telephony","score":0.4457740783691406},{"id":"https://openalex.org/keywords/computer-network","display_name":"Computer network","score":0.4398958384990692},{"id":"https://openalex.org/keywords/confidentiality","display_name":"Confidentiality","score":0.4351906478404999},{"id":"https://openalex.org/keywords/cryptography","display_name":"Cryptography","score":0.42236223816871643},{"id":"https://openalex.org/keywords/telecommunications","display_name":"Telecommunications","score":0.3684099316596985},{"id":"https://openalex.org/keywords/world-wide-web","display_name":"World Wide Web","score":0.21860569715499878}],"concepts":[{"id":"https://openalex.org/C171246234","wikidata":"https://www.wikidata.org/wiki/Q81945","display_name":"Voice over IP","level":3,"score":0.9015095233917236},{"id":"https://openalex.org/C178005623","wikidata":"https://www.wikidata.org/wiki/Q308859","display_name":"Anonymity","level":2,"score":0.8033614158630371},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.7049926519393921},{"id":"https://openalex.org/C38652104","wikidata":"https://www.wikidata.org/wiki/Q3510521","display_name":"Computer security","level":1,"score":0.687899112701416},{"id":"https://openalex.org/C110875604","wikidata":"https://www.wikidata.org/wiki/Q75","display_name":"The Internet","level":2,"score":0.5698909759521484},{"id":"https://openalex.org/C41065033","wikidata":"https://www.wikidata.org/wiki/Q2825412","display_name":"Adversary","level":2,"score":0.558578610420227},{"id":"https://openalex.org/C108827166","wikidata":"https://www.wikidata.org/wiki/Q175975","display_name":"Internet privacy","level":1,"score":0.5341120958328247},{"id":"https://openalex.org/C195358072","wikidata":"https://www.wikidata.org/wiki/Q944584","display_name":"Telephony","level":2,"score":0.4457740783691406},{"id":"https://openalex.org/C31258907","wikidata":"https://www.wikidata.org/wiki/Q1301371","display_name":"Computer network","level":1,"score":0.4398958384990692},{"id":"https://openalex.org/C71745522","wikidata":"https://www.wikidata.org/wiki/Q2476929","display_name":"Confidentiality","level":2,"score":0.4351906478404999},{"id":"https://openalex.org/C178489894","wikidata":"https://www.wikidata.org/wiki/Q8789","display_name":"Cryptography","level":2,"score":0.42236223816871643},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.3684099316596985},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.21860569715499878}],"mesh":[],"locations_count":3,"locations":[{"id":"doi:10.1145/1941530.1941533","is_oa":false,"landing_page_url":"https://doi.org/10.1145/1941530.1941533","pdf_url":null,"source":{"id":"https://openalex.org/S4306420734","display_name":"Principles, Systems and Applications of IP Telecommunications","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"conference"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Principles, Systems and Applications of IP Telecommunications","raw_type":"proceedings-article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.947.4323","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.947.4323","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.cs.kau.se/gezhang/VoIPanon.pdf","raw_type":"text"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.954.5975","is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.954.5975","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"https://www.researchgate.net/profile/Ge_Zhang6/publication/221418937_Hidden_VoIP_calling_records_from_networking_intermediaries/links/0046353bbe263a6a7e000000.pdf","raw_type":"text"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7300000190734863,"display_name":"Peace, Justice and strong institutions","id":"https://metadata.un.org/sdg/16"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":32,"referenced_works":["https://openalex.org/W105475431","https://openalex.org/W192474156","https://openalex.org/W287184503","https://openalex.org/W1587464187","https://openalex.org/W1590765731","https://openalex.org/W1591180318","https://openalex.org/W1655958391","https://openalex.org/W1709767083","https://openalex.org/W1731182682","https://openalex.org/W1869319442","https://openalex.org/W1888416688","https://openalex.org/W1902574076","https://openalex.org/W1982624514","https://openalex.org/W2032824658","https://openalex.org/W2043681328","https://openalex.org/W2044098246","https://openalex.org/W2086381597","https://openalex.org/W2097725665","https://openalex.org/W2099040451","https://openalex.org/W2103647628","https://openalex.org/W2113453598","https://openalex.org/W2114429401","https://openalex.org/W2150248082","https://openalex.org/W2154750662","https://openalex.org/W2167266744","https://openalex.org/W2255196812","https://openalex.org/W2293470534","https://openalex.org/W2299636399","https://openalex.org/W2347017209","https://openalex.org/W2395618818","https://openalex.org/W2914719095","https://openalex.org/W4242138061"],"related_works":["https://openalex.org/W3195032220","https://openalex.org/W4387988068","https://openalex.org/W2133142117","https://openalex.org/W1931754305","https://openalex.org/W2415443980","https://openalex.org/W2388812690","https://openalex.org/W2163038962","https://openalex.org/W2103238357","https://openalex.org/W2046333883","https://openalex.org/W2261967333"],"abstract_inverted_index":{"While":[0,57],"confidentiality":[1],"of":[2,17,43,126,139,159],"telephone":[3],"conversation":[4],"contents":[5],"has":[6,61],"recently":[7],"received":[8],"considerable":[9],"attention":[10],"in":[11,90,165],"Internet":[12,120,168],"telephony":[13,121],"(VoIP),":[14],"the":[15,18,25,58,114,160],"protection":[16,83],"caller--callee":[19],"relation":[20,33],"is":[21,55,82,101],"largely":[22],"unexplored.":[23],"From":[24],"privacy":[26,156],"research":[27],"community":[28],"we":[29,97,116],"learn":[30],"that":[31,52,99,105,118,146],"this":[32,95],"can":[34],"be":[35,75],"protected":[36],"by":[37],"Chaum's":[38],"mixes.":[39],"In":[40,94],"early":[41],"proposals":[42],"mix":[44],"networks,":[45],"however,":[46],"it":[47,100],"was":[48],"reasonable":[49],"to":[50,74,103,137],"assume":[51],"high":[53,140],"latency":[54,66,107,141],"acceptable.":[56],"general":[59],"idea":[60],"been":[62],"deployed":[63],"for":[64,77,92,129],"low":[65,106],"networks":[67],"as":[68,154],"well,":[69],"important":[70,162],"security":[71,134],"measures":[72],"had":[73],"dropped":[76],"achieving":[78],"performance.":[79],"The":[80],"result":[81],"against":[84],"a":[85,124,151],"considerably":[86],"weaker":[87],"adversary":[88],"model":[89],"exchange":[91],"usability.":[93],"paper,":[96],"show":[98],"unjustified":[102],"conclude":[104],"network":[108],"applications":[109],"imply":[110],"weak":[111],"protection.":[112],"On":[113],"contrary,":[115],"argue":[117],"current":[119],"protocols":[122],"provide":[123],"range":[125],"promising":[127],"preconditions":[128],"adopting":[130],"anonymity":[131,142,148],"services":[132,149],"with":[133],"properties":[135],"similar":[136],"those":[138],"networks.":[143],"We":[144],"expect":[145],"implementing":[147],"becomes":[150,157],"major":[152],"challenge":[153],"customer":[155],"one":[158],"most":[161],"secondary":[163],"goals":[164],"any":[166],"(commercial)":[167],"application.":[169]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":3}],"updated_date":"2026-04-04T16:13:02.066488","created_date":"2025-10-10T00:00:00"}
