{"id":3740920,"date":"2026-05-18T10:18:08","date_gmt":"2026-05-18T14:18:08","guid":{"rendered":"https:\/\/www.pymnts.com\/?p=3740920"},"modified":"2026-05-18T10:18:08","modified_gmt":"2026-05-18T14:18:08","slug":"anthropic-will-update-regulators-mythos-cyber-vulnerability-findings","status":"publish","type":"post","link":"https:\/\/www.pymnts.com\/cybersecurity\/2026\/anthropic-will-update-regulators-mythos-cyber-vulnerability-findings\/","title":{"rendered":"Anthropic Will Update Regulators on Mythos\u2019 Cyber Vulnerability Findings"},"content":{"rendered":"<p><a href=\"https:\/\/www.anthropic.com\/\">Anthropic<\/a> will reportedly meet with financial regulators about cyber defense weaknesses uncovered by its artificial intelligence model.<\/p><div\r\n\tid=\"article-paywall-overlay\"\r\n\tclass=\"d-none\"\r\n>\r\n\t<div id=\"article-paywall-content\" class=\"my-4\">\r\n\t\t\n<div class=\"wpcf7 no-js\" id=\"wpcf7-f2699550-o1\" lang=\"en-US\" dir=\"ltr\" 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<a class=\"fw-bold\" href=\"https:\/\/pymnts-com-develop.go-vip.net\/terms-conditions\/\">Terms and Conditions<\/a>.\n\t\t\t\t<\/p>\n\t\t\t\t<p><input id='hiddenPath' type='hidden' name='path' value='' \/><input type='hidden' name='userDeviceId' id='userDeviceId' \/><input type='hidden' name='pageTitle' id='pageTitle' \/>\n\t\t\t\t<\/p>\n\t\t\t<\/div>\n\t\t\t<div class=\"col-12\">\n\t\t\t\t<div id='formButtonRow' class='container mt-1 px-0'>\n\t\t\t\t\t<p><input class=\"wpcf7-form-control wpcf7-submit has-spinner btn btn-dark text-uppercase py-2 px-5 small\" id=\"theSubmitButton\" type=\"submit\" value=\"Submit\" \/>\n\t\t\t\t\t<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n<\/div><input type=\"hidden\" name=\"post_id\" value=\"3740920\" \/><input type=\"hidden\" name=\"source\" value=\"https:\/\/www.pymnts.com\/cybersecurity\/2026\/anthropic-will-update-regulators-mythos-cyber-vulnerability-findings\/\" \/><p style=\"display: none !important;\" class=\"akismet-fields-container\" data-prefix=\"_wpcf7_ak_\"><label>&#916;<textarea name=\"_wpcf7_ak_hp_textarea\" cols=\"45\" rows=\"8\" maxlength=\"100\"><\/textarea><\/label><input type=\"hidden\" id=\"ak_js_1\" name=\"_wpcf7_ak_js\" value=\"14\"\/><script>document.getElementById( \"ak_js_1\" ).setAttribute( \"value\", ( new Date() ).getTime() );<\/script><\/p><div class=\"wpcf7-response-output\" aria-hidden=\"true\"><\/div>\n<\/form>\n<\/div>\n\r\n\t<\/div>\r\n<\/div>\r\n<div id=\"article-paywall-hidden-content\">\r\n\t\n<p>The AI startup agreed to meet with members of the <a href=\"https:\/\/www.fsb.org\/\">Financial Stability Board<\/a> (FSB) to discuss Anthropic\u2019s Mythos model, the Financial Times <a href=\"https:\/\/www.ft.com\/content\/7d309f94-3618-4511-9778-d1447799c5e4?syn-25a6b1a6=1\">reported<\/a> Monday (May 18).<\/p>\n<p>The meeting was requested by <a href=\"https:\/\/www.bankofengland.co.uk\/\">Bank of England<\/a> Governor <a href=\"https:\/\/www.bankofengland.co.uk\/about\/people\/andrew-bailey\/biography\">Andrew Bailey<\/a>, who is also a member of the FSB, a watchdog group of finance ministry officials, central bankers and securities regulators from G20 countries, the report said.<\/p>\n<p>Many FSB members have grown concerned that Mythos and AI models from other tech companies in the United States could expose weaknesses in banks\u2019 cyber defenses, according to the report.<\/p>\n<p>Anthropic said last month that Mythos had \u201cfound thousands of high-severity vulnerabilities, including some in every major operating system and web browser,\u201d adding that the fallout \u201cfor economies, public safety and national security\u2014could be severe,\u201d per the report.<\/p>\n<p>Only a handful of companies, most in the U.S., have gotten <a href=\"https:\/\/www.pymnts.com\/cybersecurity\/2026\/anthropic-and-openai-just-rewrote-the-cybersecurity-playbook\/\">access to Mythos<\/a> due to security concerns. This has left many organizations and regulators concerned about uneven protection levels, the report said.<\/p><div id=\"pymnt-1059309160\" class=\"pymnt-content pymnt-entity-placement\" style=\"margin-top: 50px;\"><p style=\"text-align:center\">Advertisement: Scroll to Continue<\/p><script async type=\"text\/javascript\" id=\"dianomi_context_script\" src=\"https:\/\/www.dianomi.com\/js\/contextfeed.js\"><\/script> \r\n<div class=\"dianomi_context\" data-dianomi-context-id=\"4329\"><\/div><\/div>\n<p>Among the companies that have been granted access are <a href=\"https:\/\/www.amazon.com\/\">Amazon<\/a>, <a href=\"https:\/\/www.microsoft.com\/\">Microsoft<\/a> and <a href=\"https:\/\/www.jpmorganchase.com\/\">JPMorgan Chase<\/a>, according to the report. Anthropic has agreed to keep <a href=\"https:\/\/www.pymnts.com\/artificial-intelligence-2\/2026\/white-house-tells-banks-to-use-anthropic-to-spot-vulnerabilities\/\">distribution<\/a> limited per a request from the White House.<\/p>\n<p>The FSB is putting together a report on \u201csound practices\u201d for adopting AI in the financial system, which it aims to release for consultation in June, the report said.<\/p>\n<p>Other regulators are also expressing concerns. The <a href=\"https:\/\/www.imf.org\/en\/home\" target=\"_blank\" rel=\"noopener\">International Monetary Fund<\/a> warned this month that AI-driven <a href=\"https:\/\/www.pymnts.com\/cybersecurity\/2026\/imf-recommends-new-resilience-standards-to-counter-ai-cyberattacks\/\">cyber risk<\/a> should be considered a financial stability issue because attacks can impact payment systems, confidence and liquidity at the same time.<\/p>\n<p>AI is \u201ccompressing the cost and skill required to turn <a href=\"https:\/\/www.pymnts.com\/cybersecurity\/2026\/end-artisanal-hack-how-ai-industrialized-cybercrime\/\">hacking<\/a> into a scale business,\u201d PYMNTS reported last week.<\/p>\n<p><a href=\"https:\/\/www.google.com\/\">Google<\/a> researchers described May 11 what they believe to be the first observed case of an AI-developed <a href=\"https:\/\/www.pymnts.com\/cybersecurity\/2026\/google-thwarts-first-ai-generated-zero-day-exploit\/\">zero-day exploit<\/a> tied to a planned mass exploitation campaign. It\u2019s an event that security analysts inside and outside Google see as a sign of a larger transition toward an industrial-scale cyber threat landscape.<\/p>\n<p><em>For all PYMNTS AI coverage, subscribe to the daily <\/em><a href=\"https:\/\/pymnts.com\/subscribe\/\" target=\"_blank\" rel=\"noopener\"><em>AI Newsletter<\/em><\/a><em>.<\/em><\/p>\n\r\n<\/div>\r\n<script>\r\n\twindow.pymntsAllowedArticleCount = 1;\r\n\twindow.pymntsPostID = 3740920;\r\n<\/script>","protected":false},"excerpt":{"rendered":"<p>Anthropic will reportedly meet with financial regulators about cyber defense weaknesses uncovered by its artificial intelligence model. Get the Full Story Complete the form to unlock this article and enjoy unlimited free access to all PYMNTS content \u2014 no additional logins required. yesSubscribe to our daily newsletter, PYMNTS Today. By completing this form, you agree [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3741604,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","pymnts_footnotes":""},"categories":[66499],"tags":[76295,9680,6154,4203,4174,9206,133069,5950,3717,5299],"class_list":["post-3740920","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-cybersecurity","tag-anthropic","tag-artificial-intelligence","tag-banks","tag-cybersecurity","tag-fraud","tag-news","tag-pymnts-news","tag-regulations","tag-security","tag-whats-hot"],"acf":{"suggested_titles":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.2 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Anthropic Will Update Regulators on Mythos\u2019 Cyber Findings<\/title>\n<meta name=\"description\" content=\"Anthropic will reportedly meet with financial regulators about cyber defense weaknesses uncovered by its artificial intelligence model.\" \/>\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.pymnts.com\/cybersecurity\/2026\/anthropic-will-update-regulators-mythos-cyber-vulnerability-findings\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Anthropic Will Update Regulators on Mythos\u2019 Cyber Vulnerability Findings | PYMNTS.com\" \/>\n<meta property=\"og:description\" content=\"Anthropic will reportedly meet with financial regulators about cyber defense weaknesses uncovered by its artificial intelligence model. 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