{"id":360,"date":"2007-09-24T14:48:13","date_gmt":"2007-09-24T12:48:13","guid":{"rendered":"http:\/\/www.workshop.ch\/openmind\/2007\/09\/24\/openid-offenes-single-sign-on-system\/"},"modified":"2007-09-24T14:48:13","modified_gmt":"2007-09-24T12:48:13","slug":"openid-offenes-single-sign-on-system","status":"publish","type":"post","link":"https:\/\/www.workshop.ch\/openmind\/2007\/09\/24\/openid-offenes-single-sign-on-system\/","title":{"rendered":"OpenID: Offenes Single-Sign-On-System"},"content":{"rendered":"<div class='__iawmlf-post-loop-links' style='display:none;' data-iawmlf-post-links='[{&quot;id&quot;:1653,&quot;href&quot;:&quot;http:\\\/\\\/de.wikipedia.org\\\/wiki\\\/Microsoft_Passport-Netzwerk&quot;,&quot;archived_href&quot;:&quot;http:\\\/\\\/web-wp.archive.org\\\/web\\\/20130117114717\\\/http:\\\/\\\/de.wikipedia.org\\\/wiki\\\/Microsoft_Passport-Netzwerk&quot;,&quot;redirect_href&quot;:&quot;&quot;,&quot;checks&quot;:[{&quot;date&quot;:&quot;2025-12-04 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21:32:10&quot;,&quot;http_code&quot;:206},{&quot;date&quot;:&quot;2026-03-29 05:16:34&quot;,&quot;http_code&quot;:206},{&quot;date&quot;:&quot;2026-04-03 02:16:18&quot;,&quot;http_code&quot;:206}],&quot;broken&quot;:false,&quot;last_checked&quot;:{&quot;date&quot;:&quot;2026-04-03 02:16:18&quot;,&quot;http_code&quot;:206},&quot;process&quot;:&quot;done&quot;}]'><\/div>\n<p><img loading=\"lazy\" decoding=\"async\" height=\"102\" alt=\"image\" src=\"http:\/\/www.workshop.ch\/openmind\/wp-content\/uploads\/2007\/09\/image6.png\" width=\"301\" border=\"0\"> <\/p>\n<p>Wer das Web intensiv nutzt hat rasch Dutzende von Accounts beisammen. Und weil es sicherheitstechnisch nicht zu empfehlen ist, auf unterschiedlichen Plattformen dieselben Login-Daten zu benutzen, muss man sich eine Vielzahl von Passw\u00f6rtern merken. Das ist m\u00fchsam und f\u00fchrt am Ende oft dazu, dass man unvorsichtig mit seinen Login-Daten umgeht (z.B. indem man die Passw\u00f6rter im Web-Browser speichert oder auf ein Post-It notiert).<\/p>\n<p>Mit <a href=\"http:\/\/de.wikipedia.org\/wiki\/Microsoft_Passport-Netzwerk\">Passport<\/a> startete Microsoft bereits vor einigen Jahren den Versuch, eine zentrale Authentifizierungsstelle aufzubauen.&nbsp;Mit einem Passport-Account loggt man sich nur einmal ein und gilt dann gegen\u00fcber allen Partner-Websites als authentifiziert. Dieses sogenannte Single Sign-On (SSO) ist zwar praktisch, dass aber ausgerechnet Microsoft mit einer propriet\u00e4ren L\u00f6sung alle digitalen Identit\u00e4ten dieser&nbsp;Welt verwalten wollte konnte niemanden so richtig \u00fcberzeugen. Deshalb darf man Passport&nbsp;heute als gescheitert betrachten.<\/p>\n<p><a href=\"http:\/\/openid.net\">OpenID<\/a> verfolgt ein \u00e4hnliches Prinzip, hat aber den entscheidenden Vorteil, dass es auf offenen Standards basiert und zudem dezentral funktioniert. Letzteres bedeutet, dass es keine zentrale Verwaltung aller Accounts gibt, sondern im Prinzip jeder einen OpenID-Server aufbauen kann, zumal die entsprechende Technologie frei verf\u00fcgbar und vergleichsweise einfach ist. Man kann somit seine&nbsp;Login-Daten entweder beim OpenID-Provider seines Vertrauens hinterlegen oder gleich seinen eigenen OpenID-Server betreiben. Ein Blick in OpenID-Verzeichnisse wie <a href=\"https:\/\/www.myopenid.com\/directory\">myOpenID<\/a> oder&nbsp; <a href=\"http:\/\/openiddirectory.com\">OpenIDDirectory<\/a> zeigt, dass System bereits gut akzeptiert wird.&nbsp;<\/p>\n<!--CusAds0-->\n<div style=\"font-size: 0px; height: 0px; line-height: 0px; margin: 0; padding: 0; clear: both;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Wer das Web intensiv nutzt hat rasch Dutzende von Accounts beisammen. Und weil es sicherheitstechnisch nicht zu empfehlen ist, auf unterschiedlichen Plattformen dieselben Login-Daten zu benutzen, muss man sich eine Vielzahl von Passw\u00f6rtern merken. Das ist m\u00fchsam und f\u00fchrt am Ende oft dazu, dass man unvorsichtig mit seinen Login-Daten umgeht (z.B. indem man die Passw\u00f6rter &#8230; <a title=\"OpenID: Offenes Single-Sign-On-System\" class=\"read-more\" href=\"https:\/\/www.workshop.ch\/openmind\/2007\/09\/24\/openid-offenes-single-sign-on-system\/\" aria-label=\"Read more about OpenID: Offenes Single-Sign-On-System\">Read more<\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"generate_page_header":"","footnotes":""},"categories":[35],"tags":[190,189,99,187,188,191,192,193],"class_list":["post-360","post","type-post","status-publish","format-standard","hentry","category-sicherheit-privatsphare","tag-authentifizierung","tag-login","tag-microsoft","tag-openid","tag-passport","tag-passwort","tag-single-sing-on","tag-sso"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>OpenID: Offenes Single-Sign-On-System - Open Mind<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.workshop.ch\/openmind\/2007\/09\/24\/openid-offenes-single-sign-on-system\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"OpenID: Offenes Single-Sign-On-System - Open Mind\" \/>\n<meta property=\"og:description\" content=\"Wer das Web intensiv nutzt hat rasch Dutzende von Accounts beisammen. Und weil es sicherheitstechnisch nicht zu empfehlen ist, auf unterschiedlichen Plattformen dieselben Login-Daten zu benutzen, muss man sich eine Vielzahl von Passw\u00f6rtern merken. Das ist m\u00fchsam und f\u00fchrt am Ende oft dazu, dass man unvorsichtig mit seinen Login-Daten umgeht (z.B. indem man die Passw\u00f6rter ... 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