{"id":3734,"date":"2018-02-01T09:03:15","date_gmt":"2018-02-01T08:03:15","guid":{"rendered":"https:\/\/www.boc.de\/watchguard-info-portal\/?p=3734"},"modified":"2018-02-08T19:48:17","modified_gmt":"2018-02-08T18:48:17","slug":"hintergruende-zum-teilweisen-webblocker-ausfall-25-26-01","status":"publish","type":"post","link":"https:\/\/wordpress.boc.de\/watchguard-info-portal\/2018\/02\/hintergruende-zum-teilweisen-webblocker-ausfall-25-26-01\/","title":{"rendered":"Hintergr\u00fcnde zum (teilweisen) Webblocker Ausfall 25.\/26.01."},"content":{"rendered":"<p>Letzte Woche (25.\/26. Januar) ist f\u00fcr einige Kunden der Webblocker Dienst nicht erreichbar gewesen (<a href=\"https:\/\/www.boc.de\/watchguard-info-portal\/2018\/01\/webblocker-server-is-not-available-seit-25-01-2018\/\">=&gt; siehe Blogeintrag<\/a>).<\/p>\n<p>Betroffen waren jedoch nur Firewalls in Europa mit mindestens Fireware 12.0<\/p>\n<p><!--more--><\/p>\n<p>Webblocker verwendet die Forecpoint ThreadSeeker Cloud-Datenbank. Diese ist weltweit an 5 Standorten vertreten, die jeweils zu verwendente Instanz wird per DNS den jeweiligen Boxen zugewiesen. So ist sichergestellt, da\u00df je nach Kontinent die &#8222;n\u00e4heste&#8220; Cloud-Datenbank verwendet wird und die Anfragen nicht z.B. unn\u00f6tigerweise von EU nach US gehen.<\/p>\n<p>Leider gab es letzte Woche (Donnerstag 25.01.2018 20:49 UTC bis Freitag 26.01.2018 08:35 UTC) einen Ausfall eines Dienstes in UK, der allerdings nur HTTPS-Anfragen betraf.<\/p>\n<p>Bei einer routinem\u00e4\u00dfigen Wartungsarbeit wurde ein Failover auf andere Hardware eingeleitet, und dort gab es Probleme beim Starten des HTTPS Services.<\/p>\n<p>Seit Fireware 12.x wurden die Webblocker-Kategore-Anfragen auf HTTPS umgestellt.<\/p>\n<p>Daraus folgt, da\u00df nur Fireboxen betroffen waren, die a) in Europa standen und den UK Server nutzten und b) mindestens Fireware 12.0 installiert hatten.<\/p>\n<p>Der Incident wurde auf der Statusseite von Forecepoint\u00a0getrackt:<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-large wp-image-3736\" src=\"https:\/\/www.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2018\/02\/2018-02-01_08h59_36-1024x667.png\" alt=\"\" width=\"800\" height=\"521\" srcset=\"https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2018\/02\/2018-02-01_08h59_36-1024x667.png 1024w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2018\/02\/2018-02-01_08h59_36-300x196.png 300w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2018\/02\/2018-02-01_08h59_36-768x501.png 768w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2018\/02\/2018-02-01_08h59_36-800x521.png 800w, https:\/\/wordpress.boc.de\/watchguard-info-portal\/wp-content\/uploads\/2018\/02\/2018-02-01_08h59_36.png 1146w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/p>\n<p>Weitere Deteils sind<a href=\"https:\/\/www.watchguard.com\/wgrd-blog\/recent-webblocker-issue-europe\"> im Blog von Brendan Pattersen<\/a> zu finden.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"shariff\"><ul class=\"shariff-buttons theme-default orientation-horizontal buttonsize-medium\"><li class=\"shariff-button mailto shariff-nocustomcolor\" style=\"background-color:#b32317\"><a href=\"mailto:?body=https%3A%2F%2Fwordpress.boc.de%2Fwatchguard-info-portal%2F2018%2F02%2Fhintergruende-zum-teilweisen-webblocker-ausfall-25-26-01%2F&subject=Hintergr%C3%BCnde%20zum%20%28teilweisen%29%20Webblocker%20Ausfall%2025.%2F26.01.\" title=\"Per E-Mail versenden\" aria-label=\"Per E-Mail versenden\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; 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Januar) ist f\u00fcr einige Kunden der Webblocker Dienst nicht erreichbar gewesen (=&gt; siehe Blogeintrag). Betroffen waren jedoch nur Firewalls in Europa mit mindestens Fireware 12.0<\/p>\n<div class=\"shariff\"><ul class=\"shariff-buttons theme-default orientation-horizontal buttonsize-medium\"><li class=\"shariff-button mailto shariff-nocustomcolor\" style=\"background-color:#b32317\"><a href=\"mailto:?body=https%3A%2F%2Fwordpress.boc.de%2Fwatchguard-info-portal%2F2018%2F02%2Fhintergruende-zum-teilweisen-webblocker-ausfall-25-26-01%2F&subject=Hintergr%C3%BCnde%20zum%20%28teilweisen%29%20Webblocker%20Ausfall%2025.%2F26.01.\" title=\"Per E-Mail versenden\" aria-label=\"Per E-Mail versenden\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; background-color:#999; color:#fff\"><span class=\"shariff-icon\" style=\"\"><svg width=\"32px\" height=\"20px\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 32 32\"><path fill=\"#999\" d=\"M32 12.7v14.2q0 1.2-0.8 2t-2 0.9h-26.3q-1.2 0-2-0.9t-0.8-2v-14.2q0.8 0.9 1.8 1.6 6.5 4.4 8.9 6.1 1 0.8 1.6 1.2t1.7 0.9 2 0.4h0.1q0.9 0 2-0.4t1.7-0.9 1.6-1.2q3-2.2 8.9-6.1 1-0.7 1.8-1.6zM32 7.4q0 1.4-0.9 2.7t-2.2 2.2q-6.7 4.7-8.4 5.8-0.2 0.1-0.7 0.5t-1 0.7-0.9 0.6-1.1 0.5-0.9 0.2h-0.1q-0.4 0-0.9-0.2t-1.1-0.5-0.9-0.6-1-0.7-0.7-0.5q-1.6-1.1-4.7-3.2t-3.6-2.6q-1.1-0.7-2.1-2t-1-2.5q0-1.4 0.7-2.3t2.1-0.9h26.3q1.2 0 2 0.8t0.9 2z\"\/><\/svg><\/span><span class=\"shariff-text\">E-Mail<\/span>&nbsp;<\/a><\/li><li class=\"shariff-button linkedin shariff-nocustomcolor\" style=\"background-color:#b32317\"><a href=\"https:\/\/www.linkedin.com\/sharing\/share-offsite\/?url=https%3A%2F%2Fwordpress.boc.de%2Fwatchguard-info-portal%2F2018%2F02%2Fhintergruende-zum-teilweisen-webblocker-ausfall-25-26-01%2F\" title=\"Bei LinkedIn teilen\" aria-label=\"Bei LinkedIn teilen\" role=\"button\" rel=\"noopener nofollow\" class=\"shariff-link\" style=\"; 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