{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,3]],"date-time":"2026-06-03T07:27:15Z","timestamp":1780471635283,"version":"3.54.1"},"publisher-location":"New York, NY, USA","reference-count":22,"publisher":"ACM","license":[{"start":{"date-parts":[[2008,10,20]],"date-time":"2008-10-20T00:00:00Z","timestamp":1224460800000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.acm.org\/publications\/policies\/copyright_policy#Background"}],"content-domain":{"domain":["dl.acm.org"],"crossmark-restriction":true},"short-container-title":[],"published-print":{"date-parts":[[2008,10,20]]},"DOI":"10.1145\/1463160.1463202","type":"proceedings-article","created":{"date-parts":[[2008,12,4]],"date-time":"2008-12-04T00:11:33Z","timestamp":1228349493000},"page":"383-392","update-policy":"https:\/\/doi.org\/10.1145\/crossmark-policy","source":"Crossref","is-referenced-by-count":59,"title":["PassShapes"],"prefix":"10.1145","author":[{"given":"Roman","family":"Weiss","sequence":"first","affiliation":[{"name":"University of Munich, Munich, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexander","family":"De Luca","sequence":"additional","affiliation":[{"name":"University of Munich, Munich, Germany"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"320","published-online":{"date-parts":[[2008,10,20]]},"reference":[{"key":"e_1_3_2_1_1_1","doi-asserted-by":"publisher","DOI":"10.1145\/322796.322806"},{"key":"e_1_3_2_1_2_1","unstructured":"Blonder G. 1996. Graphical passwords. United States Patent 5559961.  Blonder G. 1996. Graphical passwords. United States Patent 5559961."},{"key":"e_1_3_2_1_3_1","first-page":"405","article-title":"Are Passfaces More Usable Than Passwords","volume":"2000","author":"Brostoff S.","year":"2000","unstructured":"Brostoff , S. , Sasse , M. A. 2000 . Are Passfaces More Usable Than Passwords ? A Field Trial Investigation. In: Proceedings of the HCI 2000. 405 -- 424 . Brostoff, S., Sasse, M. A. 2000. Are Passfaces More Usable Than Passwords? A Field Trial Investigation. In: Proceedings of the HCI 2000. 405--424.","journal-title":"Proceedings of the HCI"},{"key":"e_1_3_2_1_4_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0022-5371(72)80001-X"},{"key":"e_1_3_2_1_5_1","volume-title":"Proceedings of the 13th USENIX Security Symposium","author":"Davis D.","year":"2004","unstructured":"Davis , D. , Monrose , F. , Reiter , M. K. 2004 . On user choice in graphical password schemes . In: Proceedings of the 13th USENIX Security Symposium , ( San Diego, California, August 9--13), 151--164. Davis, D., Monrose, F., Reiter, M. K. 2004. On user choice in graphical password schemes. In: Proceedings of the 13th USENIX Security Symposium, (San Diego, California, August 9--13), 151--164."},{"key":"e_1_3_2_1_6_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijhcs.2005.04.020"},{"key":"e_1_3_2_1_7_1","doi-asserted-by":"publisher","DOI":"10.1145\/1324892.1324932"},{"key":"e_1_3_2_1_8_1","doi-asserted-by":"publisher","DOI":"10.1145\/1358628.1358798"},{"key":"e_1_3_2_1_9_1","doi-asserted-by":"publisher","DOI":"10.1145\/1280680.1280684"},{"key":"e_1_3_2_1_10_1","volume-title":"Proceedings of the 9th Conference on USENIX Security Symposium","author":"Dhamija R.","year":"2000","unstructured":"Dhamija , R. , Perrig , A. 2000 . D\u00e9j\u00e0 Vu: a user study using images for authentication . In: Proceedings of the 9th Conference on USENIX Security Symposium ( Denver, Colorado, August 14--17 , 2000), 45--58. Dhamija, R., Perrig, A. 2000. D\u00e9j\u00e0 Vu: a user study using images for authentication. In: Proceedings of the 9th Conference on USENIX Security Symposium (Denver, Colorado, August 14--17, 2000), 45--58."},{"key":"e_1_3_2_1_11_1","doi-asserted-by":"publisher","DOI":"10.1080\/09541449408406519"},{"key":"e_1_3_2_1_12_1","volume-title":"Proceedings of the 2nd USENIX Security Workshop","author":"Klein D.","year":"1990","unstructured":"Klein , D. 1990 . Foiling the cracker: A survey of, and improvements to, password security . In Proceedings of the 2nd USENIX Security Workshop ( Portland, Oregon , August 27, 1990), 5--14. Klein, D. 1990. Foiling the cracker: A survey of, and improvements to, password security. In Proceedings of the 2nd USENIX Security Workshop (Portland, Oregon, August 27, 1990), 5--14."},{"key":"e_1_3_2_1_13_1","volume-title":"Proceedings of the 8th USENIX Security Symposium (Washington, D.C., August 23--26","author":"Jermyn I.","year":"1999","unstructured":"Jermyn , I. , Mayer , A. , Monrose , F. , Reiter , M. K. , Rubin , A. D. 1999 . The design and analysis of graphical passwords . In: Proceedings of the 8th USENIX Security Symposium (Washington, D.C., August 23--26 , 1999), 1--14. Jermyn, I., Mayer, A., Monrose, F., Reiter, M. K., Rubin, A. D. 1999. The design and analysis of graphical passwords. In: Proceedings of the 8th USENIX Security Symposium (Washington, D.C., August 23--26, 1999), 1--14."},{"key":"e_1_3_2_1_14_1","volume-title":"Memory &amp","author":"Naka M.","unstructured":"Naka , M. , Naoi , H. 1995. The effect of repeated writing on memory . In: Memory &amp ; Cognition , 23:2. Naka, M., Naoi, H. 1995. The effect of repeated writing on memory. In: Memory & Cognition, 23:2."},{"key":"e_1_3_2_1_16_1","doi-asserted-by":"publisher","DOI":"10.1145\/1284680.1284685"},{"key":"e_1_3_2_1_17_1","doi-asserted-by":"publisher","DOI":"10.1016\/0010-0285(73)90032-7"},{"key":"e_1_3_2_1_18_1","unstructured":"Real User Corporation. PassFaces Personal. http:\/\/www.passfaces.com.  Real User Corporation. PassFaces Personal. http:\/\/www.passfaces.com."},{"key":"e_1_3_2_1_19_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.intcom.2004.06.012"},{"key":"e_1_3_2_1_20_1","doi-asserted-by":"publisher","DOI":"10.1023\/A:1011902718709"},{"key":"e_1_3_2_1_21_1","first-page":"1","article-title":"Functional Stages in the Formation of Human Long-Term Motor Memory. In","volume":"17","author":"Shadmer R.","year":"1999","unstructured":"Shadmer , R. , Brashers-Krug , T. 1999 . Functional Stages in the Formation of Human Long-Term Motor Memory. In : The Journal of Neuroscience , 17 : 1 . Shadmer, R., Brashers-Krug, T. 1999. Functional Stages in the Formation of Human Long-Term Motor Memory. In: The Journal of Neuroscience, 17:1.","journal-title":"The Journal of Neuroscience"},{"key":"e_1_3_2_1_22_1","doi-asserted-by":"publisher","DOI":"10.3758\/BF03337426"},{"key":"e_1_3_2_1_23_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ijhcs.2005.04.010"}],"event":{"name":"NordiCHI08: 5th Nordic Conference on Human-Computer Interaction","location":"Lund Sweden","acronym":"NordiCHI08","sponsor":["Mangold International","Microsoft Dynamics","SIGCHI ACM Special Interest Group on Computer-Human Interaction"]},"container-title":["Proceedings of the 5th Nordic conference on Human-computer interaction: building bridges"],"original-title":[],"link":[{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1463160.1463202","content-type":"unspecified","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/dl.acm.org\/doi\/pdf\/10.1145\/1463160.1463202","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,18]],"date-time":"2025-06-18T13:29:49Z","timestamp":1750253389000},"score":1,"resource":{"primary":{"URL":"https:\/\/dl.acm.org\/doi\/10.1145\/1463160.1463202"}},"subtitle":["utilizing stroke based authentication to increase password memorability"],"short-title":[],"issued":{"date-parts":[[2008,10,20]]},"references-count":22,"alternative-id":["10.1145\/1463160.1463202","10.1145\/1463160"],"URL":"https:\/\/doi.org\/10.1145\/1463160.1463202","relation":{},"subject":[],"published":{"date-parts":[[2008,10,20]]},"assertion":[{"value":"2008-10-20","order":2,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}]}}