{"id":3489709,"date":"2026-04-30T19:27:41","date_gmt":"2026-04-30T19:27:41","guid":{"rendered":"https:\/\/techingeek.com\/index.php\/2026\/04\/30\/following-criticism-of-anthropic-for-constraining-mythos-openai-also-limits-access-to-cyber\/"},"modified":"2026-04-30T19:27:41","modified_gmt":"2026-04-30T19:27:41","slug":"following-criticism-of-anthropic-for-constraining-mythos-openai-also-limits-access-to-cyber","status":"publish","type":"post","link":"https:\/\/techingeek.com\/index.php\/2026\/04\/30\/following-criticism-of-anthropic-for-constraining-mythos-openai-also-limits-access-to-cyber\/","title":{"rendered":"Following criticism of Anthropic for constraining Mythos, OpenAI also limits access to Cyber."},"content":{"rendered":"<div><img decoding=\"async\" src=\"https:\/\/techingeek.com\/wp-content\/uploads\/2026\/05\/following-criticism-of-anthropic-for-constraining-mythos-openai-also-limits-access-to-cyber.png\" class=\"ff-og-image-inserted\"><\/div>\n<p id=\"speakable-summary\" class=\"wp-block-paragraph\">Following Sam Altman&#8217;s criticism of Anthropic for controlling access to its cybersecurity tool Mythos by only providing it to chosen users, he disclosed that OpenAI will adopt a similar approach with its rival tool, Cyber.<\/p>\n<p class=\"wp-block-paragraph\">In a post on X on Thursday, Altman announced that OpenAI plans to start deploying GPT-5.5 Cyber \u201cto essential cyber defenders\u201d in the coming days. OpenAI has a form on its website where individuals can submit details about their credentials and intended usage to obtain access.<\/p>\n<p class=\"wp-block-paragraph\">The application suggests that Cyber can execute tasks such as penetration testing, identifying (and exploiting) vulnerabilities, and reverse engineering malware. It is designed to serve as a toolkit to aid companies in identifying security weaknesses and testing defenses. There are concerns that the toolkit could be misappropriated by malicious actors.<\/p>\n<p class=\"wp-block-paragraph\">When Anthropic similarly limited access to Mythos, Altman referred to the strategy as fear-based marketing. Some detractors echoed this sentiment, claiming that Anthropic&#8217;s messaging was exaggerated. Ironically, a group unauthorizedly reportedly gained access to Mythos nonetheless.<\/p>\n<p class=\"wp-block-paragraph\">OpenAI asserts that it is striving to broaden access to Cyber by consulting with the U.S. government and identifying additional users with valid cybersecurity credentials.<\/p>\n","protected":false},"excerpt":{"rendered":"<div><img decoding=\"async\" src=\"https:\/\/techingeek.com\/wp-content\/uploads\/2026\/05\/following-criticism-of-anthropic-for-constraining-mythos-openai-also-limits-access-to-cyber.png\" class=\"ff-og-image-inserted\"><\/div>\n<p id=\"speakable-summary\" class=\"wp-block-paragraph\">Following Sam Altman&#8217;s criticism of Anthropic for controlling access to its cybersecurity tool Mythos by only providing it to chosen users, he disclosed that OpenAI will adopt a similar approach with its rival tool, Cyber.<\/p>\n<p class=\"wp-block-paragraph\">In a post on X on Thursday, Altman announced that OpenAI plans to start deploying GPT-5.5 Cyber \u201cto essential cyber defenders\u201d in the coming days. OpenAI has a form on its website where individuals can submit details about their credentials and intended usage to obtain access.<\/p>\n<p class=\"wp-block-paragraph\">The application suggests that Cyber can execute tasks such as penetration testing, identifying (and exploiting) vulnerabilities, and reverse engineering malware. It is designed to serve as a toolkit to aid companies in identifying security weaknesses and testing defenses. There are concerns that the toolkit could be misappropriated by malicious actors.<\/p>\n<p class=\"wp-block-paragraph\">When Anthropic similarly limited access to Mythos, Altman referred to the strategy as fear-based marketing. Some detractors echoed this sentiment, claiming that Anthropic&#8217;s messaging was exaggerated. Ironically, a group unauthorizedly reportedly gained access to Mythos nonetheless.<\/p>\n<p class=\"wp-block-paragraph\">OpenAI asserts that it is striving to broaden access to Cyber by consulting with the U.S. government and identifying additional users with valid cybersecurity credentials.<\/p>\n","protected":false},"author":2,"featured_media":3489710,"comment_status":"open","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-3489709","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/posts\/3489709"}],"collection":[{"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/comments?post=3489709"}],"version-history":[{"count":0,"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/posts\/3489709\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/media\/3489710"}],"wp:attachment":[{"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/media?parent=3489709"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/categories?post=3489709"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/techingeek.com\/index.php\/wp-json\/wp\/v2\/tags?post=3489709"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}