{"id":11997,"date":"2026-04-22T09:07:19","date_gmt":"2026-04-22T09:07:19","guid":{"rendered":"https:\/\/www.europesays.com\/ai\/11997\/"},"modified":"2026-04-22T09:07:19","modified_gmt":"2026-04-22T09:07:19","slug":"anthropic-probes-unauthorized-access-to-mythos-ai-model-nation","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/ai\/11997\/","title":{"rendered":"Anthropic probes unauthorized access to Mythos AI model | Nation"},"content":{"rendered":"<p>American AI developer Anthropic said Tuesday it was investigating unauthorized access to Mythos, its powerful model which the company itself worries could be a boon for hackers.<\/p>\n<p>Anthropic said earlier this month it restricted\u00a0the release of Mythos\u00a0to 40 major tech firms to give them a head start in fixing cybersecurity vulnerabilities before they could be exploited by attackers.<\/p>\n<p>According to Bloomberg, which first reported the probe, a small group of users in a private, online forum gained access to the model via the computer system reserved for Anthropic&#8217;s external vendors.<\/p>\n<p>&#8220;We&#8217;re investigating a report claiming unauthorized access to Claude Mythos Preview through one of our third-party vendor environments,&#8221; an Anthropic spokesperson told AFP.<\/p>\n<p>The users got hold of Mythos by various means, including using access one of them had as a worker at a contractor for Anthropic, Bloomberg reported.<\/p>\n<p>Anthropic works with a small number of third-party vendors who help with model development.<\/p>\n<p>The firm has delayed a general release of\u00a0Mythos, which it says can spot undiscovered security holes that have existed for decades, in systems tested by both human experts and automated tools.<\/p>\n<p>It shared Mythos first with a few dozen key US tech and financial services players &#8212; such as Nvidia,\u00a0Amazon and\u00a0JP Morgan Chase &#8212; to allow them to improve their security infrastructure.<\/p>\n<p>But the company has also been accused of overhyping the powers of a technology which is its stock in trade, and the subject of fierce competition with rival OpenAI.<\/p>\n<p>bl\/cms\/kaf\/mtp<\/p>\n","protected":false},"excerpt":{"rendered":"American AI developer Anthropic said Tuesday it was investigating unauthorized access to Mythos, its powerful model which the&hellip;\n","protected":false},"author":2,"featured_media":11998,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[8],"tags":[5908,53,25,6693,1633,1586,1221,9640,154,6694,6699,6696,963,9641,314,9638,9642,134,9639],"class_list":{"0":"post-11997","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-anthropic","8":"tag-afp","9":"tag-anthropic","10":"tag-artificial-intelligence","11":"tag-claude-language-model","12":"tag-computer-science","13":"tag-computer-security","14":"tag-computing","15":"tag-crime-prevention","16":"tag-cybercrime","17":"tag-cyberspace","18":"tag-cyberwarfare","19":"tag-information-age","20":"tag-information-technology","21":"tag-secure-communication","22":"tag-security","23":"tag-security-engineering","24":"tag-security-technology","25":"tag-technology","26":"tag-vulnerability-computer-security"},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts\/11997","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/comments?post=11997"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/posts\/11997\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/media\/11998"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/media?parent=11997"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/categories?post=11997"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/ai\/wp-json\/wp\/v2\/tags?post=11997"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}