%PDF-1.5 %ÐÔÅØ 5 0 obj > endobj 8 0 obj (Oblivious DNS: Practical Privacy for DNS Queries) endobj 9 0 obj > endobj 12 0 obj (1 Introduction) endobj 13 0 obj > endobj 16 0 obj (2 Background) endobj 17 0 obj > endobj 20 0 obj (3 Threat Model and Goals) endobj 21 0 obj > endobj 24 0 obj (4 Oblivious DNS \(ODNS\)) endobj 25 0 obj > endobj 28 0 obj (4.1 ODNS Overview) endobj 29 0 obj > endobj 32 0 obj (4.2 Sending and Receiving ODNS Queries) endobj 33 0 obj > endobj 36 0 obj (4.3 Replication and Privacy-Preserving Key Distribution) endobj 37 0 obj > endobj 40 0 obj (4.4 Practical Challenges) endobj 41 0 obj > endobj 44 0 obj (4.5 Implementation) endobj 45 0 obj > endobj 48 0 obj (5 Evaluation) endobj 49 0 obj > endobj 52 0 obj (5.1 Microbenchmarks) endobj 53 0 obj > endobj 56 0 obj (5.2 Macrobenchmarks) endobj 57 0 obj > endobj 60 0 obj (5.3 Impact on Existing Recursive DNS Infrastructure) endobj 61 0 obj > endobj 64 0 obj (5.4 Operating the ODNS Resolver as a Recursive or a Forwarder) endobj 65 0 obj > endobj 68 0 obj (6 Related Work) endobj 69 0 obj > endobj 72 0 obj (7 Discussion) endobj 73 0 obj > endobj 76 0 obj (8 Conclusion) endobj 77 0 obj > endobj 80 0 obj (9 Acknowledgements) endobj 81 0 obj > endobj 89 0 obj > stream xÚ¥ZK“ÛÆ¾ëWð&®k ãý.–-É¥¤"ÉÞMR)[,0\¢ w½ùõ鯻 Ê>„b¦çÕÓÝÓ¯wu¿rW?¿øú£¯»òV‘ç¸~¸JBßñãpU4/ SÏI³•çD«Þ¬¶/~!¨Œ\ŒËœDÆ}}áxnìFÜaVä&;Lßh¼ÕÛŽæ]μѩ7³¹¼}ñýûÀ_%NF¿Õívå§©§É„Àm¹úmý¹ï®6».Œ)«ö~ J®»V¾Ÿûê1/žQ‰ÖïÚ]ÞÔIÚn¯ÒlmŠ]Kx뺻¯ŒŽ~-ßõ2)ýîF®OÞ+}ýôw׏ü0¼úrû·i3öûý{?YyÞ„öÆ'Žƒ¡é±¢}å'ëüPÓü~¼¾)vM5Žß]£š¬ß´­‘†weshË¡kmK]WoŽÿ‘·•mÉÛR «âA@ï¯ütmòfML‰œîÊgÄ æjŠÎ§»ºz¬º'ë·o^¡ób¬Š¼–†#=©²í®oÝOC°Æ|Ò_¦M/‰pÉœPi„Q¡“»yä›»aįm’Œc×0pü ‚Ã=ÿUõã!¯k äkóxåS{­~hQ¥í·fHÑ5 `‡–65VLJ€=ï« ïa£kl¼@V)d:-늧|i»ZV¤%—ÏÛ®ŒäWú(ZD…¡FúÜO)C¶ˆx. ’Dúfëîá°—Û®·¤µ;#ü)Í0V­Ý Ó3r¦—ú¸ËG[2ª¢®ŒFžÐ?ˆ ÀHwÚÛRlsŽ“sFîú©wŽ?íÓçc×ë¶ò…”P¤Æ‡~¨„€ÒÖ›) Ü:`1>[²ÉŒØU-S=ôt~ˆñ…™&DS.ðãv_꘯–4‚¶\ÐÎ¥rYGõ6oHÈQ#©±ËP©”|s|ÂujöÔ[(Óµ¥(!HègíY–ÔÎÛ.rÊÚä}{¾øPÝ·ÕïnùÄC¢F;i¬ ¿£µHFÚA©Ê Ú/ëG— ÏWi¼v¤ÛgÌ™:è µ®¸>ÇBÈ–…kóGÞìksZDX”,ƒ4*o¨Ä|G¯ªÚa7‘ Ffà},dM6ÒñèóöžÉ‡Ê¶¿B:$Œª¹ðšøi˜:NÛ¥c.À#´ð±à‚è ÞáHpFtà«C»A€sœ; v¹ö$@ëT½€v]cþjŠŽú_ zéŒû©»Þ“Ò½ŠHÅCñðx¨[:^wU]BLæÃ Š£¨ˆ¥ q,¥$ ‚r`ÁRY¢#&>­_õ%ŠÁzŸ÷²à»|Ò€F EodITòú–†òº€e\URF%%JÝÝ@ºÁH%—èúR{òŒQe P‘”v•‚–jsÇZэØ0¤GÃ@èMÂF*{‘ŸÇª4½# ÿà˜ñZjÄ›û’Âe]>¼1½!KqÎI’Ùa‹µ}òTÆþ€óåãðvÊåSâ`4…=ÙÜ]Ø€î`ÃüÀ¢ùߌ—NÓߌ•ëäÞ,TH{_û$Ô)ùPIDêâ~gµJ"gß;9RÉïì`Û|*zMO…¯G/`Ž„Jfˆæ NêÐŒÜ,šQ*VÛ“ª†ƒ™ Ý`¤¨«9R»q:Û©Z aÚ’BU¨GyOëM, `æ¡*"M˜îO¤¼Ô|Û©vU}ìPMØa MõÝBúËKàfkVùø–eU‡¡PËÙ¤ ˆ­)¾wÛÃ0¹1oXHdGF[ŽFp¸hÎ"wÒP‘ÎȈKF”Kýݵtý$ç‘@tH)Uð´,š¸•ÎùÒ‹ æõÕH›˜i fwØç…y-uñ]ÈÛ̘z6$µCÄñ‘éÊ6Ê>[Tö︒TÉNh²EjëÌQAÓ‰£" ±‡‰§J›Æ½ýHxÞœ¯;©¬ ð­kð¨gÍœ˜kÜ±çîÒ‰p6G/€f5Ó4a¯‚¾y¹:&Vå¾x–TˆÔd.'ÚÂ&·!#ÑT=ï‡V¢ÏQZРélÝ“Cå‡1‹jN:Câñß^+èÀž[D.ˆu8«æ[2>ìxÖ'œÄj‘4¶r&ê׏½(2=šèÒ‚ ãG½örÀz8)ì'¶ðíŒ4vG»¸4u;“C×@‰6í¬þÛb¢îŠ#)Ÿ†’´Myš„3— Ú‡Pu\ñÞáø ²Ï×tHIL9CÄŒ =;)e!Eù¢Ö³`¦õ HaÀžNœè~jý’ù£Br/ýfqà‘õº”&©!ûð—Ø‡ÙáëÉßìÅHFÿú¬Õªeö¶PXeÁaŸíF~ê‚ꂆ5dè‹¢E]9©Õa¤%ó¾”Nº·PC€>¼»}ïLAôIàêeN$«ýÝ!$¦¸˜Â‘r¸¾&æ&6|»vÄ–kYUix–þØèЍ—Øß~ú Ïuü0I!Ißk±ç´ˆ‡ ò×õÓ‰:žé¿²¾Á™ÖŒGºq1KJˆ¦AÈK¯†“ž¿ñ¢×’TÉ‹ÂìÇEs위ýïn—ù'/Ž26ÿDdåž$û̶O£R?[yQ⸮bÿÝO6¬‚»§aUè¦ë7WpaZ^Q\gù4ߨrÎÅò(š-åÅÄÒØ·LúÜWmaF›SúgkÓ^‚„8âY$ýz1€L!Áˆ»)s—Æ¿Û4yU¿’Ê~€¨üPÎÞ®å˜ò B0§‚{\L²DØÎ»²áýr¦èÒ†ÚKÿd?Öpþ²y«×ù&TÚʾšX?Üc˜CJã/ö`óY؆ä³.áŸxNEÿ›¼6é¿ÂÌ‘ä$žE”¦UTuè´"­æ4¼Å‘Õï_àù±b‰yDß_y®o3k—ð't“ÿ›Þ[ZB·¡3·A+_”—E¦í$ãæ…À1ålj;±®¢(v\bžÖ#7-r)

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