Open Sesame! on the Security and Memorability of Verbal Passwords [pdf]

%PDF-1.5 %?????????????????????????????? 1 0 obj << /Length 739 /Filter /FlateDecode >> stream x?mU?n?0??+??J?b;$?*B?"q?mU??^!1?H??????%?n{ ????3?`?~?l&?jwf>r?j???+?$??=wwy[^???S?j?=????-7?g??:_7u?`??<\*3??'i?^7??}????3)?]]?C_7?[?,?YfK??܂ߦ;?m???#??VM??G8?A????uSu????@HV?e???wy?'?ś?so??f?iʦ?v??wN?C0}?*???;??f'6???` ??`?d???~????Ѱ?7???aҍi*?ʜO??t???)?K??20M??\B+v???X*??+T?2Heh??Q??&CM??-???,?XX?(W?8HL&q? =?⺋?5*H棢????p?e???1??:??^G?? ?>??n-tJ!]O2??`????܏3?W7??S|??'??,<ؓL?%q?O8\π??9?? sht ?,?+?9?u??Cw??Ἁ??*?7J?ܨ??F?|nT?s?b????(?s?(+ z????s?'u??o??Γ_?????I?|?t??c?'??ϓ^?O??yʸ?S&|?2??ͮw?~?? ????+/]g?C?Ժ?O\ݘ?k|jOX?>??10z.????y endstream endobj 3 0 obj << /Length 72 /Filter /FlateDecode >> stream x?32?P0P?4?& ?f )?\@????B.H?????%???g?? m? D???D????J %?? endstream endobj 4 0 obj << /Length 258 /Filter /FlateDecode >> stream x?E?Kr D???#???<?Je1 ??6 ?d6v????J#?,?y0}???d??w9V;E(??U??;Sęk?j?ce??;??]9?dq??uTu*pLϕ?Q??vY?}Ge جsl??m?'F????? O'SG?? ??'?}??+p?l??K0?B??@????S?????v?`oyH?ȑ!?v?\??????q?;ϵ???w??v?_b?s??)??k.Z?:ޓ3????ι`???L???????)f? endstream endobj 7 0 obj << /Length 83 /Filter /FlateDecode >> stream x?E?? ?0D{?`~&?>Q??޿ %n?'?=\ ?)n3?C?,?]q???0\GP???aվ????R???????Bf endstream endobj 9 0 obj << /Length 70 /Filter /FlateDecode >> stream x?336S0P?0??? ?F? )?\@>??????,́,#??.Cc0mbl?`fbdY 1 ?2?? ?? endstream endobj 12 0 obj << /Length 322 /Filter /FlateDecode >> stream x?5Q?m?0?50 ~%?? H???;کHӼU^2?\.u?*Ya?Cu??|?f??????!?S֖{??yJ??,?p6? ?s???+?Q?D?n???Y@?蚫?Xb ?????V?)X???v$? r1Y?SE?)??|,ّZ??rY ?n}a?8쳋D?y?L$?d?l?>[???E6v?8?Ѐ????$AS8?>?a?j???('89֯?1? N?KR?W??ϠA??3???.?I?wcJ??d)?6 ??S??b??Vo?????fQl??????ܠbod?[???7?}?_{d endstream endobj 16 0 obj << /Length 1463 /Subtype /XML /Type /Metadata >> stream <?xpacket begin="" id="W5M0MpCehiHzreSzNTczkc9d"?> True <?xpacket end="w"?> endstream endobj 17 0 obj << /Length 54 /Filter /FlateDecode >> stream x?363T0P0?T026Q064b?C.??????@?r???s`?r?2?? 2 endstream endobj 19 0 obj << /Length 83 /Filter /FlateDecode >> stream x?=?9?0ОS?#??"?q?x?V0??z?!8?????`ʺt?S??Ɯ ?xJM??zԴ?Ծh???KՉ?????? endstream endobj 20 0 obj << /Length 699 /Filter /FlateDecode >> stream x?mT?n?0???C???Ɔ@LE"????h???.R??C?~??8i?Z)A??yo?7??????^?$???ŝ??P?I?s?77EW?????]}?==?硫?nT???ش?xGɛ?z???????{k???۝?=???`? ?4?v??N?߷??u?8??NM?>(s??&`??yw??S0??jzQsh?z??+?&TuS?~???H?x?q?q??`?P???+??OC톦}S?WU?n?}??@?`?T?;P3??qtj?}????w*?5UW?S??ܰo?\??z?e?\[?3???.? ??9ff??????ؤ??dF@??!?i? @F\ ` H?sn?4?ȶ` ?$?(Ng? 2R?0zd9???#C?b.????k?(@?.0?[Cz??r? ? ?aà???8S????uX??$?Q??:?\C??AfpG?R~m%^!N%??$?h???&?՚?R ???#ƿp'XϾ??>??A?I? ?}3N?h2?5?gN?E'?b???k?k?ؿs? ???%?|V???!??????3????fc91?ӊ?9?|u 6?Z?cW?C??ab? ?d1׮eF?-9?Ag깐????3?Z?=?I=????6-?7p?????)pe???gT???}?pq?\???<tS? ķ