{"id":11036,"date":"2025-01-14T13:39:52","date_gmt":"2025-01-14T12:39:52","guid":{"rendered":"https:\/\/www.retarus.com\/blog\/en\/38c3-doom-auf-dem-faxgeraet\/"},"modified":"2025-01-14T14:13:28","modified_gmt":"2025-01-14T13:13:28","slug":"38c3-doom-on-a-fax-machine","status":"publish","type":"post","link":"https:\/\/www.retarus.com\/blog\/en\/38c3-doom-on-a-fax-machine\/","title":{"rendered":"38C3: Doom on a fax machine"},"content":{"rendered":"\n<p>Two Dutch white-hat hackers recently demonstrated at the annual congress of the Chaos Computer Club (CCC) in Hamburg how they hacked into a fax machine and even got the classic game Doom to work.<\/p>\n\n\n\n<p>More precisely, it was about the fax part of a <a href=\"https:\/\/www.retarus.com\/blog\/en\/retarus-and-lexmark-going-global\/\">Lexmark <\/a>multifunction printer. The presentation is as amusing as it is instructive:<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<div class=\"cookieconsent-optout-marketing cookie-infobox\">Please <a href=\"javascript:Cookiebot.renew()\">accept Marketing cookies<\/a> to view this content.<\/div> <iframe loading=\"lazy\" title=\"38C3 - Dialing into the Past: RCE via the Fax Machine \u2013 Because Why Not?\" width=\"1080\" height=\"608\" data-cookieconsent=\"marketing\" data-cookieblock-data-cookieconsent=\"marketing\" data-cookieblock-src=\"https:\/\/www.youtube-nocookie.com\/embed\/ZcV3esnIDF4?feature=oembed\"  allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><figcaption class=\"wp-element-caption\">(Note: If you are short on time \u2013 the actual fax part starts at about 00:21:45)<\/figcaption><\/figure>\n\n\n\n<p>The attack shown is, of course, extremely sophisticated. Nevertheless, it illustrates the benefits of using cloud faxing instead of insecure fax machines. What&#8217;s more, <a href=\"https:\/\/www.retarus.com\/services\/fax\/\">Cloud Fax<\/a> also works with multifunction printers from many well-known manufacturers, but in this case it uses email (<a href=\"https:\/\/docs.retarus.com\/fax\/managing-settings-for-email-to-fax\">Mail2Fax<\/a> \/ <a href=\"https:\/\/docs.retarus.com\/fax\/fax-to-email\">Fax2Mail<\/a>) and therefore doesn&#8217;t require <a href=\"https:\/\/www.retarus.com\/blog\/en\/no-even-in-2020-fax-is-not-outdated\/\">a telephone line<\/a>.<\/p>\n\n\n\n<p>All the videos from 38C3 <a href=\"https:\/\/media.ccc.de\/c\/38c3\" target=\"_blank\" rel=\"noreferrer noopener\">are available at media.ccc.de<\/a>; the logo in the featured image is from the official <a href=\"https:\/\/media.ccc.de\/c\/38c3\" target=\"_blank\" rel=\"noreferrer noopener\">style guide<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Two Dutch white-hat hackers recently demonstrated at the annual congress of the Chaos Computer Club (CCC) in Hamburg how they hacked into a fax machine and even got the classic game Doom to work.<\/p>\n","protected":false},"author":14,"featured_media":11037,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","_s2mail":"yes","footnotes":""},"categories":[8],"tags":[3802],"dipi_cpt_category":[],"class_list":["post-11036","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news","tag-cloud-fax"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.7 (Yoast SEO v24.7) - 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EN\" \/>\n<meta property=\"article:published_time\" content=\"2025-01-14T12:39:52+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2025-01-14T13:13:28+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.retarus.com\/blog\/en\/wp-content\/uploads\/sites\/22\/2025\/01\/social-landscape-2.png\" \/>\n\t<meta property=\"og:image:width\" content=\"1920\" \/>\n\t<meta property=\"og:image:height\" content=\"1080\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"Thomas Cloer\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Thomas Cloer\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.retarus.com\/blog\/en\/38c3-doom-on-a-fax-machine\/\",\"url\":\"https:\/\/www.retarus.com\/blog\/en\/38c3-doom-on-a-fax-machine\/\",\"name\":\"38C3: Doom on a fax machine - 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